Factory Price 37v 20 Pieces 18650 Battery Cell Rechargeable Lithium Battery Pack
Factory price 37v 20 pieces 18650 battery cell rechargeable lithium battery pack
Lithium Battery Specification Skype :luluqiu2
| Battery Model | 37V 4.4ah rechargeable lithium battery pack |
| Nominal capacity | 4400mah |
| Nominal Voltage | 42V |
| Overcharge protection voltage | 28±0.025V |
| Max. charge current | 1C |
| Over discharge protection voltage | 19.60±0.05V |
| Max discharge current | 1C |
| Storage humidity | ≤ 75% |
| Operarting Temperature | Charge: 0℃ ~ + 45℃ |
| Discharge: -20℃ ~ + 55℃ |
Why Choose Us ? skype :luluqiu2
1) We use original famous brand upgrade-A cells(Samsung, Sanyo, Panasonic, LG, Shanghai brand...)
2) Battery pack adopt cells with same batch number, same bank
3) Cells of battery pack: voltage difference≤3mV, internal impedance difference≤5mΩ
4) Cells never be repolished
5) 100% aging test for all battery packs.
Lithium Battery Feature skype:luluqiu2
- Long life, large capacity and good shock resistance
- Low self-discharge and good discharge performance at low temperature
- Strong charging acceptance and quick-charging capability
- Strong over-discharge resistance and charge retention
- Maintenance-free and no acid or water for maintenance in usage
- Excellent large current discharge performance, and have obvious advantages in startup and climbing
- Environmental friendly
- Lighter weight smaller size
- Most safe no explosion no fire
Charge and discharg performance skype:luluqiu2
Our Service: skype:luluqiu2
1. 12 months warranty;( any problems in shipping, using or storage , it happened to
the quality of the battery, we will send you a new one)
2. 24 hours customer service
3. Fast delivery : 1~3 working days for sample, 7 working days for order.
Company Information: Skype:luliqiu2
Partner: skype:luluqiu2
Certifications:
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