{"title":"21700 cells","description":"\u003cp\u003e21700 cylindrical cells - new Grade A and from dismantling. For battery packs, power walls, e-mobility, and DIY projects. Shipping throughout the EU.\u003c\/p\u003e","products":[{"product_id":"samsung-inr21700-53g-5300-mah-15a-oryginalne-ogniwo-samsung-sdi","title":"Samsung INR21700-53G 5300 mAh 15A, original Samsung SDI cell","description":"\u003ch2\u003eSamsung INR21700-53G — 5300 mAh 15A, original Samsung SDI cell\u003c\/h2\u003e\n\u003cp\u003eAre you looking for a cell with one of the largest capacities in the 21700 format? The Samsung 53G is a proven choice for building battery packs where range matters — electric bikes, scooters, power banks, and energy storage systems.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy Samsung 53G?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5300 mAh capacity\u003c\/strong\u003e — one of the highest values available in the generally accessible 21700 format. More mAh in the pack = greater range without increasing the number of cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOriginal Samsung SDI cells\u003c\/strong\u003e — manufactured by Samsung SDI, one of the three largest lithium-ion cell manufacturers in the world. No clones, no rebrands.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConsistent quality batch after batch\u003c\/strong\u003e — industrial cells with full quality control. This is not a market with \"declared capacity\"; here you get what's on the label.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical parameters\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINR21700-53G\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSamsung SDI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21700 (21 mm × 70 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5300 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.6 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging voltage (max)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCut-off voltage (min)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContinuous discharge current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.6 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard charging current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.45 A (CC\/CV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~70 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNMC (Lithium-Nickel-Manganese-Cobalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat is it suitable for?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePacks for \u003cstrong\u003eelectric bicycles\u003c\/strong\u003e (e-bike) — 21700 format and high capacity are an ideal combination for 10S, 13S, 14S configurations\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric scooters\u003c\/strong\u003e and single-track vehicles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY power banks\u003c\/strong\u003e with high capacity\u003c\/li\u003e\n\u003cli\u003eSmall power \u003cstrong\u003eUPS and energy storage systems\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003eAny projects requiring a high-energy cell in a compact format\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eAn energy cell, not a power cell — ideal where range is important, not peak discharge current. If you are building a pack requiring above 10–15A continuous current per cell, ask us about suitable alternatives.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eYou are buying an original\u003c\/h3\u003e\n\u003cp\u003eThere are many cells with \"sky-high capacity\" on the market. The Samsung 53G we offer comes from an authorized Samsung SDI supply chain. We check batches before shipping — we do not deal in fakes or reclaimed cells.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eDo you have a question before ordering?\u003c\/strong\u003e Write to us — we will help you choose the pack configuration for your project.\u003c\/p\u003e","brand":"SAMSUNG","offers":[{"title":"Default Title","offer_id":58046203560261,"sku":null,"price":14.9,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/pol_pl_Samsung-INR21700-53G-5300mAh-15A-nowe-ogniwo-li-ion-21700-zestaw-10szt-9991_1.webp?v=1779638556"},{"product_id":"ogniwo-z-demontazu-bezcyklowe-lg-m58t-inr21700-m58t-5800mah-12-5a","title":"Cell from disassembly (Cycless) LG M58T INR21700-M58T 5800mAh 12.5A","description":"\u003ch2\u003eWhat is the LG M58T INR21700 cell used for?\u003c\/h2\u003e\n\u003cp\u003eThe LG INR21700-M58T (M58T) cell is currently one of the \u003cstrong\u003ehighest capacity 21700 standard cells\u003c\/strong\u003e. With a capacity of 5800 mAh and a maximum discharge current of 12.5 A, it is perfect for applications where range and long operating time are a priority:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Electric bicycles (e-bike)\u003c\/strong\u003e – 36 V and 48 V packs. 10S2P pack (20 cells) = ~418 Wh, range up to 40+ km.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Electric scooters\u003c\/strong\u003e – high capacity with low pack weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Renewable energy storage (ESS)\u003c\/strong\u003e – photovoltaic energy buffering systems, operating range from −20°C to 60°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Tactical and outdoor flashlights\u003c\/strong\u003e – long operating time, wide temperature range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e?️ DIY battery packs\u003c\/strong\u003e – a popular choice for custom 21700 nS\/mP projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e♻️ E-mobility battery regeneration\u003c\/strong\u003e – replacing worn-out cells with higher capacity ones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe cells come from dismantling, which means they may show traces of welds. However, these are zero-cycle cells – they have never been used, and their technical specifications fully correspond to brand new products.\u003c\/p\u003e\n\u003cp\u003eIn our assortment, we also have brand new cells, which can be found in the \"Cells\" tab.\u003c\/p\u003e\n\u003ch2\u003eTechnical specification of LG INR21700-M58T\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eINR21700-M58T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTechnology\u003c\/th\u003e\n\u003ctd\u003eLi-Ion NMC+ (Li(Mn,Ni,Co,Al)O₂)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFormat\u003c\/th\u003e\n\u003ctd\u003e21700 (⌀21.4 mm × 70.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal capacity\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e5800 mAh\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum capacity\u003c\/th\u003e\n\u003ctd\u003e5570 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum energy\u003c\/th\u003e\n\u003ctd\u003e20.0 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal voltage\u003c\/th\u003e\n\u003ctd\u003e3.59 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. charging voltage\u003c\/th\u003e\n\u003ctd\u003e4.20 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCut-off voltage\u003c\/th\u003e\n\u003ctd\u003e2.50 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard charging current\u003c\/th\u003e\n\u003ctd\u003e1120 mA (CC-CV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. charging current\u003c\/th\u003e\n\u003ctd\u003e2700 mA (4.20 V) · 5000 mA (4.0 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. continuous discharge current\u003c\/th\u003e\n\u003ctd\u003e\n\u003cstrong\u003e12.5 A\u003c\/strong\u003e (0–35°C) · 10 A (35–45°C) · 7.5 A (45–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePulse discharge current\u003c\/th\u003e\n\u003ctd\u003e15 A (15 s, 0–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temp. – charging\u003c\/th\u003e\n\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temp. – discharging\u003c\/th\u003e\n\u003ctd\u003e−20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCycle life\u003c\/th\u003e\n\u003ctd\u003e≥80% capacity after 500 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e73 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProtection\u003c\/th\u003e\n\u003ctd\u003eUnprotected – requires BMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertificates\u003c\/th\u003e\n\u003ctd\u003eUN38.3, UL1642, IEC\/UL62133-2, CB, PSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eLG M58T vs competition – which one to choose?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCell\u003c\/th\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003cth\u003eMax. current\u003c\/th\u003e\n\u003cth\u003eFor whom?\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLG M58T INR21700 ← This product\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5800 mAh\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.5 A\u003c\/td\u003e\n\u003ctd\u003eE-bike, ESS – max range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwa-samsung-inr21700-50s-4900mah-50s-35a\/\"\u003eSamsung 50S INR21700\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e4900 mAh\u003c\/td\u003e\n\u003ctd\u003e35 A\u003c\/td\u003e\n\u003ctd\u003ePower tools, high current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwa-bak-21700cg-50-5000mah-10a\/\"\u003eBAK 21700CG-50\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 mAh\u003c\/td\u003e\n\u003ctd\u003e15 A\u003c\/td\u003e\n\u003ctd\u003eESS, moderate current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwo-eve-inr21700-40p-4000mah-40a-91-m%CF%89\/\"\u003eEVE INR21700-40P\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 mAh\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003ctd\u003eEV high-drain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwo-li-ion-18650-samsung-inr18650-35e-3500mah-8a-nowe\/\"\u003eSamsung 35E INR18650\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e3500 mAh\u003c\/td\u003e\n\u003ctd\u003e8 A\u003c\/td\u003e\n\u003ctd\u003e18650 format, low current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eConclusion:\u003c\/strong\u003e If maximum range at currents up to 12.5 A is a priority – the LG M58T is unrivaled in the 21700 standard.\u003c\/p\u003e\n\u003ch2\u003eDo you need a ready-made battery instead of cells?\u003c\/h2\u003e\n\u003cp\u003eThe LG M58T cell is a great choice for building your own pack. However, if you are looking for a ready-made solution – check out our batteries:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/bateria-do-roweru-elektrycznego\/\"\u003eElectric bicycle batteries\u003c\/a\u003e – ready-made 36V and 48V packs for e-bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/dodatkowe\/\"\u003eAdditional range-extending batteries\u003c\/a\u003e – external packs for scooters and e-bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/podestowe\/\"\u003eReplacement deck batteries\u003c\/a\u003e – replacements for popular electric scooters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety – important before use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e⚠️ \u003cstrong\u003eUnprotected cell\u003c\/strong\u003e – always use a BMS in the pack\u003c\/li\u003e\n\u003cli\u003e⚠️ Do not exceed charging voltage of 4.20 V\u003c\/li\u003e\n\u003cli\u003e⚠️ Do not discharge below 2.50 V\u003c\/li\u003e\n\u003cli\u003e⚠️ Charge on a fireproof surface, do not leave unattended\u003c\/li\u003e\n\u003cli\u003e⚠️ Dispose of according to WEEE regulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv id=\"rank-math-rich-snippet-wrapper\"\u003e\n\u003cdiv id=\"rank-math-faq\" class=\"rank-math-block\"\u003e\n\u003cdiv class=\"rank-math-list \"\u003e\n\u003cdiv id=\"faq-1\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eWhat is the voltage of the LG M58T cell?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eNominal voltage: 3.59 V. Max. charging voltage: 4.20 V. Cut-off voltage: 2.50 V. Compatible with devices for 3.6–3.7 V cells.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-2\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eHow many LG M58T cells do I need for an e-bike?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003e36V 10S2P = 20 cells (~418 Wh, range ~40 km). 48V 13S2P = 26 cells (~557 Wh). 48V 13S4P = 52 cells (~1114 Wh, range 80–100 km).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-3\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eWhat is the difference between LG M58T and Samsung 50E?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eLG M58T has higher capacity (5800 vs 4930 mAh) and higher max. discharge current (12.5 vs 10 A). A better choice where pack range is key.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-4\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eHow long does it take to charge an LG M58T cell?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eAt 1120 mA – approx. 5.5–6 hours. With fast charging at 2700 mA – approx. 2.5 hours. CC-CV charger with 4.20 V cut-off required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-5\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eIs the LG M58T cell original?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eYes. CityLion sells only factory cells from certified distributors. UN38.3 and UL1642 certificates are available upon request.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-6\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eDo you ship Li-Ion cells abroad?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eYes, we ship throughout Europe. Shipments packed in accordance with ADR\/IATA Class 9. Delivery 2–5 business days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LG","offers":[{"title":"Default Title","offer_id":58046203691333,"sku":null,"price":13.9,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/pol_pl_LG-INR21700-M58T-5800mAh-akumulator-najwydajniejsze-ogniwa-Li-Ion-21700-o-Wysokiej-Pojemnosci-zestaw-10szt-9981_3.jpg?v=1779638560"},{"product_id":"samsung-inr21700-50e-5000-mah-10a-oryginalne-ogniwo-samsung-sdi","title":"Samsung INR21700-50E 5000 mAh 10A, genuine Samsung SDI cell","description":"\u003ch2\u003eSamsung INR21700-50E — 5000 mAh, genuine Samsung SDI cell\u003c\/h2\u003e\n\u003cp\u003eThe Samsung 50E is one of the most popular 21700 cells in the world — and for good reason. 5000 mAh capacity, proven NMC chemistry, and the Samsung SDI name behind it make it a staple in e-bike packs, power banks, and energy storage systems globally. If you're looking for a proven cell with real capacity — you won't guess it here.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eWhy Samsung 50E?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e5000 mAh — confirmed capacity\u003c\/strong\u003e — not \"up to 5000\", not \"approx. 5000\". Samsung SDI produces with precision and full quality control. You buy what's on the label.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGenuine Samsung SDI cells\u003c\/strong\u003e — Samsung SDI is one of the three largest Li-ion cell manufacturers in the world. The 50E is a mass-produced product from an authorized supply chain — no clones, no \"rebrands\".\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProven in hundreds of thousands of packs\u003c\/strong\u003e — The 50E has been a reference standard in DIY projects and small-batch production for years. A vast knowledge base, ready-made configurations, known discharge characteristics.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical parameters\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eINR21700-50E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSamsung SDI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFormat\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21700 (21 mm × 70 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Capacity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNominal Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.6 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCharging Voltage (max)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCut-off Voltage (min)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2.5 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eContinuous Discharge Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.8 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandard Charging Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1.4 A (CC\/CV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e~68 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemistry\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNMC (Lithium-Nickel-Manganese-Cobalt)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eWhat is it suitable for?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric bicycles (e-bike)\u003c\/strong\u003e — The 50E is one of the most commonly used formats in 10S, 13S, and 14S packs. Proven discharge characteristics and broad support in popular BMSs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric scooters and single-track vehicles\u003c\/strong\u003e — a good compromise between capacity and size.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIY high-capacity power banks\u003c\/strong\u003e — with a 4P configuration, that's already 20,000 mAh in four cells.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUPS systems and small to medium power energy storage\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEnergy cell — optimized for capacity and range, not for peak current. If your project requires over 10–15 A continuous current per cell, please contact us before purchasing.\u003c\/em\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e50E or 53G? A brief comparison\u003c\/h3\u003e\n\u003cp\u003eIf you're wondering between these two models: the \u003cstrong\u003e53G offers 5300 mAh\u003c\/strong\u003e (+6% capacity), which can translate into a noticeable difference in range for large packs. The \u003cstrong\u003e50E is more popular\u003c\/strong\u003e — it's easier to find ready-made projects, configurations, and BMS schemes optimized for this particular cell. Both are Samsung SDI products of the same quality class.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eYou are buying the original\u003c\/h3\u003e\n\u003cp\u003eThe 50E is one of the most counterfeited models on the market — its high popularity attracts cheap clones with exaggerated parameters. The cells we offer come from an authorized Samsung SDI supply chain. We check batches before shipping. We do not deal in fakes or reclaimed cells.\u003c\/p\u003e\n\u003chr\u003e\n\u003cp\u003e\u003cstrong\u003eHave a question before ordering?\u003c\/strong\u003e Write to us — we'll help you choose the right pack configuration for your project.\u003c\/p\u003e","brand":"SAMSUNG","offers":[{"title":"Default Title","offer_id":58046204215621,"sku":null,"price":15.79,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/pol_pl_Samsung-INR21700-50E-4930mAh-10A-nowe-ogniwo-li-ion-21700-zestaw-10szt-6079_5_1e492026-d092-4b64-bdea-905c3c8c3199.jpg?v=1779638564"},{"product_id":"ogniwo-lg-m58t-inr21700-m58t-5800mah-12-5a-najwyzsza-pojemnosc-21700","title":"LG M58T INR21700-M58T 5800mAh 12.5A Cell | Highest Capacity 21700","description":"\u003ch2\u003eWhat is the LG M58T INR21700 cell used for?\u003c\/h2\u003e\n\u003cp\u003eThe LG INR21700-M58T (M58T) cell is currently one of the \u003cstrong\u003ehighest-capacity 21700 standard cells\u003c\/strong\u003e. With a capacity of 5800 mAh and a maximum discharge current of 12.5 A, it is ideal wherever range and long operating time are a priority:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Electric bicycles (e-bike)\u003c\/strong\u003e – 36 V and 48 V packs. A 10S2P pack (20 cells) = ~418 Wh, range up to 40+ km.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Electric scooters\u003c\/strong\u003e – high capacity with low pack weight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Renewable energy storage (ESS)\u003c\/strong\u003e – photovoltaic energy buffering systems, operating range −20°C to 60°C.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e? Tactical and outdoor flashlights\u003c\/strong\u003e – long operating time, wide temperature range.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e?️ DIY battery packs\u003c\/strong\u003e – a popular choice for custom 21700 nS\/mP projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e♻️ E-mobility battery regeneration\u003c\/strong\u003e – replacing worn-out cells with higher capacity ones.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLG INR21700-M58T Technical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eINR21700-M58T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTechnology\u003c\/th\u003e\n\u003ctd\u003eLi-Ion NMC+ (Li(Mn,Ni,Co,Al)O₂)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFormat\u003c\/th\u003e\n\u003ctd\u003e21700 (⌀21.4 mm × 70.5 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal capacity\u003c\/th\u003e\n\u003ctd\u003e\u003cstrong\u003e5800 mAh\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum capacity\u003c\/th\u003e\n\u003ctd\u003e5570 mAh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMinimum energy\u003c\/th\u003e\n\u003ctd\u003e20.0 Wh\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNominal voltage\u003c\/th\u003e\n\u003ctd\u003e3.59 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. charging voltage\u003c\/th\u003e\n\u003ctd\u003e4.20 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCut-off voltage\u003c\/th\u003e\n\u003ctd\u003e2.50 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eStandard charging current\u003c\/th\u003e\n\u003ctd\u003e1120 mA (CC-CV)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. charging current\u003c\/th\u003e\n\u003ctd\u003e2700 mA (4.20 V) · 5000 mA (4.0 V)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. continuous discharge current\u003c\/th\u003e\n\u003ctd\u003e\n\u003cstrong\u003e12.5 A\u003c\/strong\u003e (0–35°C) · 10 A (35–45°C) · 7.5 A (45–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePulse discharge current\u003c\/th\u003e\n\u003ctd\u003e15 A (15 s, 0–60°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temp. – charging\u003c\/th\u003e\n\u003ctd\u003e0°C to 50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temp. – discharging\u003c\/th\u003e\n\u003ctd\u003e−20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCycle life\u003c\/th\u003e\n\u003ctd\u003e≥80% capacity after 500 cycles\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e73 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eProtection\u003c\/th\u003e\n\u003ctd\u003eUnprotected – requires BMS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eCertifications\u003c\/th\u003e\n\u003ctd\u003eUN38.3, UL1642, IEC\/UL62133-2, CB, PSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eLG M58T vs competition – which one to choose?\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCell\u003c\/th\u003e\n\u003cth\u003eCapacity\u003c\/th\u003e\n\u003cth\u003eMax. current\u003c\/th\u003e\n\u003cth\u003eFor whom?\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLG M58T INR21700 ← This product\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e5800 mAh\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12.5 A\u003c\/td\u003e\n\u003ctd\u003eE-bike, ESS – max range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwa-samsung-inr21700-50s-4900mah-50s-35a\/\"\u003eSamsung 50S INR21700\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e4900 mAh\u003c\/td\u003e\n\u003ctd\u003e35 A\u003c\/td\u003e\n\u003ctd\u003ePower tools, high current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwa-bak-21700cg-50-5000mah-10a\/\"\u003eBAK 21700CG-50\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e5000 mAh\u003c\/td\u003e\n\u003ctd\u003e15 A\u003c\/td\u003e\n\u003ctd\u003eESS, moderate current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwo-eve-inr21700-40p-4000mah-40a-91-m%CF%89\/\"\u003eEVE INR21700-40P\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 mAh\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003ctd\u003eEV high-drain\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"https:\/\/citylion.pl\/ogniwo-li-ion-18650-samsung-inr18650-35e-3500mah-8a-nowe\/\"\u003eSamsung 35E INR18650\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e3500 mAh\u003c\/td\u003e\n\u003ctd\u003e8 A\u003c\/td\u003e\n\u003ctd\u003e18650 format, low current\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eConclusion:\u003c\/strong\u003e If maximum range at currents up to 12.5 A is a priority – the LG M58T is unrivalled in the 21700 standard.\u003c\/p\u003e\n\u003ch2\u003eDo you need a ready-made battery instead of cells?\u003c\/h2\u003e\n\u003cp\u003eThe LG M58T cell is a great choice for building your own pack. However, if you are looking for a ready-made solution – check out our batteries:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/bateria-do-roweru-elektrycznego\/\"\u003eElectric bicycle batteries\u003c\/a\u003e – ready-made 36V and 48V packs for e-bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/dodatkowe\/\"\u003eAdditional range-extending batteries\u003c\/a\u003e – external packs for scooters and e-bikes\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"https:\/\/citylion.pl\/baterie\/podestowe\/\"\u003eDeck-mounted replacement batteries\u003c\/a\u003e – replacements for popular electric scooters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSafety – important before use\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e⚠️ \u003cstrong\u003eUnprotected cell\u003c\/strong\u003e – always use a BMS in the pack\u003c\/li\u003e\n\u003cli\u003e⚠️ Do not exceed charging voltage of 4.20 V\u003c\/li\u003e\n\u003cli\u003e⚠️ Do not discharge below 2.50 V\u003c\/li\u003e\n\u003cli\u003e⚠️ Charge on a fire-resistant surface, do not leave unattended\u003c\/li\u003e\n\u003cli\u003e⚠️ Dispose of in accordance with WEEE regulations\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv id=\"rank-math-rich-snippet-wrapper\"\u003e\n\u003cdiv id=\"rank-math-faq\" class=\"rank-math-block\"\u003e\n\u003cdiv class=\"rank-math-list \"\u003e\n\u003cdiv id=\"faq-1\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eWhat is the voltage of the LG M58T cell?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eNominal voltage: 3.59 V. Max. charging voltage: 4.20 V. Cut-off voltage: 2.50 V. Compatible with devices for 3.6–3.7 V cells.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-2\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eHow many LG M58T cells do I need for an e-bike?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003e36V 10S2P = 20 cells (~418 Wh, range ~40 km). 48V 13S2P = 26 cells (~557 Wh). 48V 13S4P = 52 cells (~1114 Wh, range 80–100 km).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-3\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eHow does the LG M58T differ from the Samsung 50E?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eThe LG M58T has a higher capacity (5800 vs 4930 mAh) and a higher max. discharge current (12.5 vs 10 A). A better choice where pack range is key.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-4\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eHow long does an LG M58T cell take to charge?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eAt 1120 mA – approx. 5.5–6 hours. At fast charging 2700 mA – approx. 2.5 hours. A CC-CV charger with a 4.20 V cut-off is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-5\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eIs the LG M58T cell original?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eYes. CityLion only sells factory cells from certified distributors. Upon request, we provide UN38.3 and UL1642 certificates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv id=\"faq-6\" class=\"rank-math-list-item\"\u003e\n\u003ch3 class=\"rank-math-question \"\u003eDo you ship Li-Ion cells abroad?\u003c\/h3\u003e\n\u003cdiv class=\"rank-math-answer \"\u003e\n\u003cp\u003eYes, we ship throughout Europe. Shipments are packaged in accordance with ADR\/IATA Class 9. Delivery 2–5 business days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"LG","offers":[{"title":"Default Title","offer_id":58046205329733,"sku":null,"price":15.49,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/pol_pl_LG-INR21700-M58T-5800mAh-akumulator-najwydajniejsze-ogniwa-Li-Ion-21700-o-Wysokiej-Pojemnosci-zestaw-10szt-9981_2.jpg?v=1779638566"},{"product_id":"ogniwo-eve-inr21700-40p-4000mah-40a-9-1-mω","title":"EVE INR21700-40P cell 4000mAh 40A 9.1mΩ","description":"\u003ch3\u003e\u003cstrong\u003eEVE INR21700-40P – Exceptional High-Current Cell for Professional Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVE INR21700-40P\u003c\/strong\u003e cell is an excellent solution for devices requiring high performance and reliability. With a capacity of 4000 mAh and a continuous discharge current of 40A, it is perfectly suited for power tools, electric vehicles, drones, e-cigarettes, and portable lighting systems.\u003c\/p\u003e\n\u003cp\u003eThanks to its modern Lithium-Nickel-Manganese-Cobalt (INR) chemistry and robust construction, the cell offers exceptional durability and stable operation even in the most demanding conditions.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eKey technical parameters:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e EVE INR21700-40P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal capacity:\u003c\/strong\u003e 4000 mAh\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal voltage:\u003c\/strong\u003e 3.6 V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eContinuous discharge current:\u003c\/strong\u003e 40 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInternal resistance:\u003c\/strong\u003e 9.1 mΩ\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum charging current:\u003c\/strong\u003e 6 A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell chemistry:\u003c\/strong\u003e Lithium-Nickel-Manganese-Cobalt (INR)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21.2 mm x 70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e ~68 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eEVE 40P cell\u003c\/strong\u003e is designed for devices requiring stable delivery of high power:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Tools:\u003c\/strong\u003e Drills, screwdrivers, grinders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Vehicles:\u003c\/strong\u003e Pallet trucks, light vehicles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eE-cigarettes:\u003c\/strong\u003e Ideal for high-current consumption devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrones and mobile equipment:\u003c\/strong\u003e Long operating time without interruptions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePortable Lighting Systems:\u003c\/strong\u003e Tactical flashlights.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eWhy choose EVE INR21700-40P?\u003c\/strong\u003e\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh performance:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eA continuous discharge current of 40A will meet expectations in demanding applications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLow resistance:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eResistance at 9.1 mΩ minimizes energy loss and reduces cell heating.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFavorable price:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eThe EVE 40P offers a great price-to-quality ratio, especially compared to alternatives such as the Samsung 40T.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eThe exceptional lifespan of the cell allows for long-term use without performance degradation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003chr\u003e\n\u003ch3\u003e\u003cstrong\u003eComparison with other cells:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eCapacity\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDischarge current\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eInternal resistance\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003ePrice\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEVE 40P\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 mAh\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003ctd\u003e9.1 mΩ\u003c\/td\u003e\n\u003ctd\u003eLower\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSamsung 40T\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4000 mAh\u003c\/td\u003e\n\u003ctd\u003e40 A\u003c\/td\u003e\n\u003ctd\u003eSimilar\u003c\/td\u003e\n\u003ctd\u003eHigher\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMolicel P42\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e4200 mAh\u003c\/td\u003e\n\u003ctd\u003e45 A\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e","brand":"EVE","offers":[{"title":"Default Title","offer_id":58046205690181,"sku":null,"price":13.9,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/991bcd9b0229261274c85fdb22ac9891_8ced0e24-dcdf-4d60-bd99-2155218868b8.jpg?v=1779638570"},{"product_id":"ogniwa-bak-21700cg-50-5000mah-15a-22-5mr","title":"Cells BAK 21700CG-50 5000mAh 15A 22.5mR","description":"\u003ch2\u003eSpecifications:\u003c\/h2\u003e\n\u003cp\u003eCapacity: 5000 mAh\u003cbr\u003e\nNominal voltage: 3.6V - 3.7V\u003cbr\u003e\nCharge termination voltage: 4.20V ± 0.05V\u003cbr\u003e\nMaximum discharge current: 15A\u003cbr\u003e\nMinimum discharge voltage: 2.5V\u003cbr\u003e\nPositive pole: Flat\u003cbr\u003e\nChemical type: Li-ion\u003cbr\u003e\nProtection circuit: None\u003cbr\u003e\nDiameter: 21.25mm\u003cbr\u003e\nHeight: 70.62mm\u003cbr\u003e\nWeight: 72.7g\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBAK N21700CG-50 – Performance, Innovation, and Surpassing Leading Manufacturers\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery is a company that has gained international recognition by introducing cells that match the quality of Samsung, Sony, Panasonic, or LG, and in some cases even surpass them.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBAK N21700CG-50 – Specification and Application\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe BAK N21700CG-50 cell stands out with a capacity of 5000 mAh and the ability to operate with a 15A load. It is an excellent replacement for Samsung, Murata (Sony), LG, or Panasonic batteries. In times of battery cell shortages on the international market, products like the N21700CG-50 play a crucial role, providing battery manufacturers with a reliable alternative. Together with brands like CATL, Lishen, and DLG, BAK Battery is becoming a leader in delivering competitive solutions.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eWhy choose BAK?\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery constantly invests in innovation. Thanks to modern production processes, the company offers products with the best price-to-quality ratio. The presence of a branch in Germany allows for efficient service of the European market and quick response to customer needs. BAK cells mean not only efficiency but also reliability, which makes them eagerly chosen by manufacturers worldwide.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTechnical specifications of BAK N21700CG-50:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eNominal capacity:\u003c\/b\u003e 5000mAh\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMinimum capacity:\u003c\/b\u003e 4900mAh\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eNominal voltage:\u003c\/b\u003e 3.6V – 3.7V\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMax. discharge current (continuous):\u003c\/b\u003e 15A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMax. discharge current (pulse):\u003c\/b\u003e 20A – 25A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eRecommended charging current:\u003c\/b\u003e 0.5C 2.5A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eWeight:\u003c\/b\u003e 70g ± 1g\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eDimensions:\u003c\/b\u003e Ø 21.3 mm x 70.50 mm\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDocumentation and additional information:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/cdn03.plentymarkets.com\/i9a0e0hd8l6w\/frontend\/Datenblaeter\/BAK\/N21700CG-50\/N21700CG_Datenblatt__datasheet.pdf\"\u003eN21700CG-50 Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/cdn03.plentymarkets.com\/i9a0e0hd8l6w\/frontend\/Datenblaeter\/BAK\/N21700CG-50\/4.5Ah_CB_IEC_Zertifikat_BAK_N21700CG-50_Testbericht.pdf\"\u003eIEC (62133) Certificate\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/www.e-cigarette-forum.com\/threads\/bench-test-results-bak-n21700cg-50-%E2%80%93-15a-5000mah-21700%E2%80%A6decent-performer-equal-to-samsung-50e3.968623\/\"\u003eCharacteristic and discharge curves\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSafety of use\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eLithium cells can only be used with appropriate protective electronics. Improper handling of the battery can lead to fire or explosion.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTest results\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK is one of the larger, recognized manufacturers in China, and its cells are characterized by good performance. This is important because cells from the largest manufacturers are harder to obtain, and sometimes come from outdated stock, are of low quality, or even counterfeit. It's good to see well-performing alternatives like these.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe BAK cell performs slightly better than the Molicel M50A and achieves performance comparable to the Samsung 50E. However, it does not match the \u003ca href=\"https:\/\/citylion.pl\/ogniwa-samsung-inr21700-50s-4900mah-50s-35a\/\"\u003eSamsung 50S\u003c\/a\u003e, but that cell is significantly more expensive.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAccording to the datasheet, the BAK cell has a maximum continuous discharge current of 15A, however, the manufacturer notes that this affects cycle life. We recommend staying below 10A to reduce risk, increase the overall lifespan of the cell, and improve its performance.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe two cells tested delivered 4987mAh and 5020mAh respectively. This is quite good consistency for cells from one of the large, recognized Chinese factories. Both cells exceeded the minimum capacity of 4900mAh and achieved a value close to the typical capacity of 5000mAh.\u003c\/p\u003e\n\u003ch4\u003eManufacturer's Warranty:\u003c\/h4\u003e\n\u003cp\u003eThe manufacturer offers a \u003cstrong\u003e2-year warranty\u003c\/strong\u003e on BAK N21700CG-50 cells, ensuring repair or replacement of the product in case of any issues. For claims, please contact the store to arrange for a courier to pick up the product from your home.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSummary\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery is a reliable partner in the world of battery technology. N21700CG-50 cells are an ideal choice for manufacturers looking for top-level quality and performance.\u003c\/p\u003e","brand":"BAK","offers":[{"title":"Default Title","offer_id":58046205985093,"sku":null,"price":17.9,"currency_code":"PLN","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/7fbf7a7f2ee0e2a75f1fc0c54b2d6723_d22abba9-a1f3-43f3-9ac3-87f9535c6fda.jpg?v=1779569245"},{"product_id":"ogniwa-bak-21700cg-50-5000mah-15a-22-5mr-bez-koszulek","title":"Cells BAK 21700CG-50 5000mAh 15A 22.5mΩ CLEAR WRAP (OEM)","description":"\u003ch2\u003eNote: The cells are not sleeved; sleeves and insulators are included in the box and must be installed by yourself.\u003c\/h2\u003e\n\u003ch2\u003eSpecifications:\u003c\/h2\u003e\n\u003cp\u003eCapacity: 5000 mAh\u003cbr\u003e\nRated voltage: 3.6V - 3.7V\u003cbr\u003e\nCharging cycle termination voltage: 4.20V ± 0.05V\u003cbr\u003e\nMaximum discharge current: 15A\u003cbr\u003e\nMinimum discharge voltage: 2.5V\u003cbr\u003e\nPositive pole: Flat\u003cbr\u003e\nChemical type: Li-ion\u003cbr\u003e\nProtection circuit: None\u003cbr\u003e\nDiameter: 21.25mm\u003cbr\u003e\nHeight: 70.62mm\u003cbr\u003e\nWeight: 72.7g\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBAK N21700CG-50 – Performance, Innovation, and Replacement of Leading Manufacturers\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery is a company that has gained international recognition by introducing cells that match the quality of Samsung, Sony, Panasonic, or LG, and in some cases even surpass them.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eBAK N21700CG-50 – Specifications and Application\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe BAK N21700CG-50 cell stands out with a capacity of 5000 mAh and the ability to operate with a 15A load. It is an excellent replacement for Samsung, Murata (Sony), LG, or Panasonic batteries. In times of battery cell shortages on the international market, products like the N21700CG-50 play a key role, providing battery manufacturers with a reliable alternative. Together with brands such as CATL, Lishen, and DLG, BAK Battery is becoming a leader in delivering competitive solutions.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eWhy choose BAK?\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery continuously invests in innovation. Thanks to modern production processes, the company offers products with the best price-to-quality ratio. The presence of a branch in Germany allows for effective service of the European market and quick response to customer needs. BAK cells offer not only efficiency but also reliability, which makes them a popular choice among manufacturers worldwide.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTechnical specifications of BAK N21700CG-50:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eNominal capacity:\u003c\/b\u003e 5000mAh\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMinimum capacity:\u003c\/b\u003e 4900mAh\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eNominal voltage:\u003c\/b\u003e 3.6V – 3.7V\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMax. discharge current (continuous):\u003c\/b\u003e 15A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eMax. discharge current (pulse):\u003c\/b\u003e 20A – 25A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eRecommended charging current:\u003c\/b\u003e 0.5C 2.5A\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eWeight:\u003c\/b\u003e 70g ± 1g\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003cb\u003eDimensions:\u003c\/b\u003e Ø 21.3 mm x 70.50 mm\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eDocumentation and additional information:\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/cdn03.plentymarkets.com\/i9a0e0hd8l6w\/frontend\/Datenblaeter\/BAK\/N21700CG-50\/N21700CG_Datenblatt__datasheet.pdf\"\u003eN21700CG-50 datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/cdn03.plentymarkets.com\/i9a0e0hd8l6w\/frontend\/Datenblaeter\/BAK\/N21700CG-50\/4.5Ah_CB_IEC_Zertifikat_BAK_N21700CG-50_Testbericht.pdf\"\u003eIEC Certificate (62133)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e•\u003ca href=\"https:\/\/www.e-cigarette-forum.com\/threads\/bench-test-results-bak-n21700cg-50-%E2%80%93-15a-5000mah-21700%E2%80%A6decent-performer-equal-to-samsung-50e3.968623\/\"\u003eRated and discharge curves\u003c\/a\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSafety of Use\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eLithium cells can only be used with appropriate protective electronics. Improper handling of the battery can lead to fire or explosion.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTest Results\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK is one of the larger, recognized manufacturers in China, and its cells are characterized by good performance. This is important because cells from the largest manufacturers are harder to obtain, and sometimes come from outdated stock, are of low quality, or even counterfeit. It's good to see well-performing alternatives like these.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe BAK cell performs slightly better than the Molicel M50A and achieves performance comparable to the Samsung 50E. However, it does not match the \u003ca href=\"https:\/\/citylion.pl\/ogniwa-samsung-inr21700-50s-4900mah-50s-35a\/\"\u003eSamsung 50S\u003c\/a\u003e, but that cell is significantly more expensive.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eAccording to the datasheet, the BAK cell has a maximum continuous discharge current of 15A, however, the manufacturer notes that this affects cycle life. We recommend staying below 10A to reduce risk, increase the overall lifespan of the cell, and improve its performance.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eThe two tested cells delivered 4987mAh and 5020mAh respectively. This is quite good consistency for cells coming from one of the large, recognized Chinese factories. Both cells exceeded the minimum capacity of 4900mAh and reached a value close to the typical capacity of 5000mAh.\u003c\/p\u003e\n\u003ch4\u003eManufacturer's Warranty:\u003c\/h4\u003e\n\u003cp\u003eThe manufacturer offers a \u003cstrong\u003e2-year warranty\u003c\/strong\u003e on BAK N21700CG-50 cells, ensuring repair or replacement of the product in case of any issues. For warranty claims, contact the store to arrange for a courier to pick up the product from your home.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eSummary\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003cp class=\"p1\"\u003eBAK Battery is a reliable partner in the world of battery technology. N21700CG-50 cells are an ideal choice for manufacturers seeking top-level quality and performance.\u003c\/p\u003e","brand":"BAK","offers":[{"title":"Default Title","offer_id":58046206673221,"sku":null,"price":13.9,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/a6bf378e7bdc332f18644a4ccfedb9ed.jpg?v=1779638574"},{"product_id":"ogniwa-samsung-inr21700-50s-4900mah-50s-35a","title":"Samsung INR21700-50S 4900mAh 50S 35A cells","description":"\u003ch2\u003eLi-ion battery information:\u003c\/h2\u003e\n\u003cp\u003eCapacity: 5000mAh\u003cbr\u003e\nNominal voltage: 3.6V - 3.7V\u003cbr\u003e\nEnd-of-charge voltage: 4.20V ± 0.05V\u003cbr\u003e\nMaximum discharge current: 35A\u003cbr\u003e\nMinimum discharge voltage: 2.5V\u003cbr\u003e\nPositive terminal: Flat\u003cbr\u003e\nChemical type: Li-ion\u003cbr\u003e\nProtection circuit: None\u003cbr\u003e\nDiameter: 21.25mm\u003cbr\u003e\nHeight: 70.62mm\u003cbr\u003e\nWeight: 72.7g\u003c\/p\u003e\n\u003cp\u003eThe high-current Samsung cell is a novelty on the market, distinguished by its ability to withstand high currents with low resistance of 11.67mR. Its load capacity is comparable to the Samsung 40T series 3 cell, while offering 20% greater capacity.\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eOur independent tests conducted with the Pulsar 3+ WiFi tester showed that at a 20A load, the cell reaches a temperature of 53°C, generating a capacity exceeding 5000mAh with minimal voltage drops. The test was conducted on a cell charged to 4.2V and concluded at 2.5V. Further studies showed that at a 25A load, the cell does not perform well enough. Although the manufacturer allows operation up to 80°C, optimal performance is achieved at temperatures up to 65°C. For battery packs, the continuous current for a single cell should not exceed 22A. For higher currents, temperature control and BMS cut-off in case of cell overheating are recommended. We recommend protection up to 80°C for a single cell and a maximum of 70°C for cells connected in a pack.\u003c\/p\u003e\n\u003ch2\u003eSafety information:\u003c\/h2\u003e\n\u003cp\u003eDo not place the battery in a charger or device with incorrectly connected terminals.\u003cbr\u003e\nNever short-circuit the battery. Avoid accidental contact with metal objects such as keys.\u003cbr\u003e\nDo not deform or disassemble the battery. If the battery is deformed, dispose of it immediately.\u003cbr\u003e\nDo not immerse the battery in water.\u003cbr\u003e\nAvoid excessive shock or vibration.\u003cbr\u003e\nDo not expose the battery to fire or dispose of it in fire.\u003cbr\u003e\nKeep out of reach of children.\u003cbr\u003e\nUse only original, undamaged chargers.\u003cbr\u003e\nDo not leave the battery in the charger for more than 12 hours.\u003cbr\u003e\nStore the battery in a cool, dry, and well-ventilated place.\u003cbr\u003e\nDispose of in accordance with local regulations.\u003cbr\u003e\nDo not solder these cells.\u003c\/p\u003e","brand":"SAMSUNG","offers":[{"title":"Default Title","offer_id":58046207099205,"sku":null,"price":19.99,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/2b9a029d1a45675715c40fcda60bde04.jpg?v=1779638577"},{"product_id":"lg-inr21700-m50l-5000mah-7-2a-ogniwo-li-ion-oem-21700","title":"LG INR21700 M50L 5000mAh 7.2A – 21700 Li-Ion OEM cell","description":"\u003cp\u003e\u003cstrong\u003eThe LG INR21700-M50L is a high-capacity 21700 cell from LG\u003c\/strong\u003e — 5000mAh capacity, continuous discharge current of 7.2A, and exceptionally low internal resistance of ~14mΩ. Factory new cell in OEM version (without original shrink wrap) — fully functional, with factory specifications maintained.\u003c\/p\u003e\n \n\u003cp\u003eThe OEM version means no factory heat-shrink wrap. \u003cstrong\u003eWe include free wraps and insulators with the set\u003c\/strong\u003e — they must be applied manually before installation in a pack.\u003c\/p\u003e\n \n\u003ch2\u003eTechnical Data\u003c\/h2\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003ctd\u003eLG\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eModel\u003c\/th\u003e\n\u003ctd\u003eINR21700-M50L\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eType \/ Size\u003c\/th\u003e\n\u003ctd\u003e21700\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eChemistry\u003c\/th\u003e\n\u003ctd\u003eLi-Ion\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eEAN \/ GTIN\u003c\/th\u003e\n\u003ctd\u003e[FILL IN]\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eMaximum Voltage\u003c\/th\u003e\n\u003ctd\u003e4.2 V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eNominal Voltage\u003c\/th\u003e\n\u003ctd\u003e3.69 V\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eInternal Resistance\u003c\/th\u003e\n\u003ctd\u003e~14 mΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eWeight\u003c\/th\u003e\n\u003ctd\u003e67.5 g\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003cth\u003eContinuous Discharge Current\u003c\/th\u003e\n\u003ctd\u003e7.2 A\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n \n\u003ch2\u003eWhy LG M50L?\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5000mAh in 21700 format\u003c\/strong\u003e — one of the highest capacity results among cylindrical cells. The 21700 format offers more energy than 18650 with a similar pack size.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow resistance ~14mΩ\u003c\/strong\u003e — better than the datasheet (15±6mΩ). Good repeatability across the entire batch — crucial for building large packs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBetter than the cheaper BAK CG50 alternative\u003c\/strong\u003e — significantly higher parameter repeatability. Smaller resistance differences between cells = uniform section temperatures within the pack and longer lifespan.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFactory new, properly stored\u003c\/strong\u003e — manufacturing year 2022, stored in a heated warehouse at ~25°C, voltages and capacity consistent with the datasheet.\u003c\/li\u003e\n\u003c\/ul\u003e\n \n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnergy storage\u003c\/strong\u003e — high-capacity packs, off-grid systems, emergency power supplies\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElectric bicycles (e-bike)\u003c\/strong\u003e — 36V, 48V, 52V packs with long range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPS systems\u003c\/strong\u003e — stable operation, high energy, predictable parameters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDIY packs\u003c\/strong\u003e — custom builds requiring high capacity with factory new cells\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOEM pack production\u003c\/strong\u003e — industrial and project applications\u003c\/li\u003e\n\u003c\/ul\u003e\n \n\u003cp\u003e⚠️ \u003cstrong\u003eNote:\u003c\/strong\u003e The LG M50L is a high-capacity cell, not a high-current cell. Continuous current is 7.2A — \u003cstrong\u003eunsuitable for power tools and e-cigarettes\u003c\/strong\u003e. If you need high current, consider Samsung 25R or 30Q series cells (18650 format) or Samsung 40T (21700 format).\u003c\/p\u003e\n \n\u003cp\u003eCell without built-in PCM\/PCB. Use only in systems with an external BMS. Before assembly, always apply heat-shrink tubing — the negative pole is the entire metal casing of the cell.\u003c\/p\u003e\n \n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n \n\u003ch3\u003eWhat is the OEM version?\u003c\/h3\u003e\n\u003cp\u003eThe OEM version is a cell without factory heat-shrink wrap — identical parameters to the standard version (M50LT), just without the outer packaging. We include free wraps and insulators with every order. The wrap must be applied before installing the cell in the pack.\u003c\/p\u003e\n \n\u003ch3\u003eWhere does this batch of cells come from?\u003c\/h3\u003e\n\u003cp\u003eThe cells come from a canceled OEM project — the end customer withdrew the project due to bankruptcy, which is why the cells became available below the standard LG distribution price, while maintaining full factory quality.\u003c\/p\u003e\n \n\u003ch3\u003eWhat is the actual capacity of the LG M50L?\u003c\/h3\u003e\n\u003cp\u003eThe nominal capacity resulting from the energy (18.2Wh) is ~4930mAh. In practice, 5000mAh is assumed as the catalog capacity — measurements of the offered batch confirm parameters consistent with the datasheet.\u003c\/p\u003e\n \n\u003ch3\u003eIs the LG M50L suitable for an electric bicycle?\u003c\/h3\u003e\n\u003cp\u003eYes — it is an excellent choice for e-bikes where range is a priority, not peak power. The 7.2A continuous and 14.4A pulse current will work well in bicycles with moderate power consumption.\u003c\/p\u003e\n \n\u003ch3\u003eHow to charge the LG M50L?\u003c\/h3\u003e\n\u003cp\u003eCC\/CV charging: final voltage 4.2V, standard charging current 1440mA (0.3C). At a temperature of 25–45°C, an allowable current of up to 3360mA (0.7C).\u003c\/p\u003e","brand":"LG","offers":[{"title":"Default Title","offer_id":58048707100997,"sku":null,"price":8.9,"currency_code":"PLN","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/7812\/2565\/files\/a9dcf0d4162d7410b67a880ca9727751.jpg?v=1779638579"}],"url":"https:\/\/evzero.eu\/en\/collections\/ogniwa-21700-auto.oembed","provider":"EVzero","version":"1.0","type":"link"}