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SMART BT Polly DP4 Battery 48V 15.5Ah Samsung 53G – Water Bottle Type Battery for Electric Bicycle + Charger (set up to 2000W)

SMART BT Polly DP4 Battery 48V 15.5Ah Samsung 53G – Water Bottle Type Battery for Electric Bicycle + Charger (set up to 2000W)

1.549,00 zł
1.799,00 zł 1.549,00 zł
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Technical Specifications

Parameter Value
Nominal Voltage 48V (46.8V)
Real Pack Capacity 15.5Ah
Stored Energy 722Wh – 744Wh
Cell Configuration 13S3P
Cell Model Samsung INR21700-53G (5140–5300mAh)
Maximum Current Draw (BMS) 35A
Maximum Charging Current 5A
Output Connector / Socket XT60 (4mm² wires) / mini XLR (reinforced)
Casing / Mounting Polly DP4 / Shark-compatible rail

What the kit includes (Package contents)

  • Polly DP4 battery in a secure casing with an anti-theft lock.

  • Dedicated charger 54.6V 3A ensuring optimal cell lifespan.

  • Mounting rail/base with an XT60 connector (approx. 30 cm cable).

  • Complete set of installation accessories: 5 pcs. M5x20 mounting screws and 4 pcs. M5 rivet nuts.

  • Stabilizing elements: Rubber bands to position the battery casing in the bicycle frame.

  • Set of keys: 2 pcs. for the mechanical lock.

  • Documentation: User manual with warranty card.

  • Nameplate: Sticker with confirmed production date and full specifications.


Compact power hidden in your bike's frame. Discover the smallest water bottle-type battery (Polly DP4 casing) on the market, built with groundbreaking Samsung INR21700-53G cells. This advanced design was developed for demanding e-bikes – it seamlessly cooperates with drive systems boasting an impressive power of up to 2000W. Thanks to the 13S3P configuration, you gain an incredible energy reserve while maintaining minimal dimensions and low weight.

Full control with Smart BMS JiaBaiDa (Bluetooth). Forget about surprises on your ride. The heart of the battery is controlled by modern JiaBaiDa Smart BMS electronics with a Bluetooth module. It allows you to constantly monitor cell condition, temperature, charge level, and real-time range directly on your smartphone screen via a dedicated application.

Safety and durability without compromise. The design features a reinforced mini XLR charging socket and 4mm² output cables, preventing contact overheating. The universal mounting rail is fully compatible with popular Shark/bottle systems, guaranteeing quick installation and stability even during aggressive off-road riding.

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