Shenzhen Ryder Electronics Co., Ltd. is one of the leading manufacturers and suppliers of 21.6v 5100mah 6s2p 18650 lithium battery pack with pcm and bracket in China. Welcome to buy CE approved batteries in stock here and get free sample from our factory. All customized products are with high quality and low price.
6S2P Configuration: Six cells in series and two in parallel provide 21.6V nominal voltage and 5100mAh typical capacity (4845mAh minimum), delivering 110.16Wh of energy.
High-Quality Cells: Utilizes EVE 18650-2550 3C cells (3.6V, 2550mAh) for consistent performance and reliability.
Balancing Function: Built-in equalization with an opening voltage of 4.125±0.050V and a balance current of 30–50mA ensures cell voltage consistency.
Discharge Capability: Maximum continuous working current of ≤5A and maximum charge current of ≤2.6A.
Connectors: Equipped with a JST VHR-2N-2P 3.96mm pitch connector (P1=R, P2=B) and a PHR-2P connector with NTC 10K B3950±1% for accurate temperature monitoring.
Durable Construction: Includes a PCM bracket, PET/PVC insulation, transparent stopper limit PET+3M468 glue, and heat shrink tubing for mechanical stability.
Compact & Lightweight: Dimensions of approximately 140 × 39 × 66 × 64mm and a weight of about 635g.
Technical Specifications
| Configuration | 6S2P | |
| Nominal Voltage | 21.6V | |
| Typical Capacity | 5100mAh | |
| Energy |
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| Cycle Life | 300 cycles |
Applications
This 21.6V 5100mAh lithium battery is a versatile power source suitable for a wide range of applications:
- Personal Mobility: Electric bicycles, e-motorcycles, e-scooters, and balance boards. Its 21.6V output and 5A continuous discharge make it a reliable 21.6V 5.1Ah rechargeable lithium battery for e-bike.
- Industrial Power: Electric forklifts, AGVs, and power tools. The robust PCM and bracket ensure durability in harsh environments.
- Energy Storage: Outdoor backup power, home energy storage, and microgrid systems. The 110.16Wh 6S2P 18650 battery pack is an excellent choice for 6S2P 18650 battery pack for outdoor energy storage.
FAQ
Q: How should I store the battery pack?
A: Store in a cool, dry, well-ventilated area. Recommended storage: 20–40% charge, temperature 0–30°C for up to 1 year. Recharge every 3 months to prevent over-discharge.
Q: What is the warranty period?
A: The warranty is 300 cycles or 1 year from the date of delivery, whichever comes first.
Q: Can this 21.6V lithium battery replace a lead acid battery?
A: Yes, it can, provided the voltage, capacity, and physical dimensions match your application. Always ensure your charger is compatible with lithium-ion chemistry.
Q: What is the MOQ and lead time for OEM orders?
A: MOQ and lead time depend on the specific customization. Please contact our sales team for a detailed quote.
Q: Is the battery suitable for e-bike, energy storage or medical devices?
A: Absolutely. This 21.6V PCM protected battery pack is designed for e-bikes, energy storage, medical devices, and many other applications.
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