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     5s~9s Protection Board
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     17s~32s Protection Board

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     11s~20s Lithium Battery Pack



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Mobile: +86-13632959016

   Tel: +86-755-21006416(10 lines)
   Fax: +86-755-21006416

7S3P 18650 25.9V Li-ion Battery Pack

Model Number: WMP-L07S3P

Item Specification Remark
Nominal capacity 8700mAh Panasonic cell 18650-29
Nominal voltage 25.9v 3.7v / cell
Charging voltage 29.4v±0.5v 4.2v / cell
Charging method CC / CV Constant current and voltage with limited current
Standard charging time 2000mA/5hrs, 5000mA/2hrs Battery capacity / charging current x 1.5
Charging current 2000mA(0.5C) 0 ~ +40℃
Max charging current 8700mA(1C) 0 ~ +40℃
Continuous discharging current 30A -20 ~ +60℃
Discharge cutoff voltage 16.8v 2.4v / cell
Short circuit protection Exterior short circuit Auto recovery
Internal resistance ≤200mΩ AC impedance 1kHz
Cycle life ≥500
Operating temperature Standard charge 0 ~ +40℃
Standard discharge -20 ~ +60℃
Dimension size L275 x W56 x T38 Length x Wide x Thickness
Pre - wired Red = Positive, Black = Negative
Protection Circuit Module : WMB-L10S10-570
Max continuous charging current 15A
Max continuous discharging current 15A
Over-charge detection voltage 4.25v ± 0.025v Single cell
Over-charge release voltage 4.05v ± 0.05v Single cell
Over-charger detection delay time 0.5s ~2s Single cell
Over-discharge detection voltage 2.5v ± 0.062v Single cell
Over-discharge release voltage 3.0v ± 0.01v Single cell
Over-discharge release delay time 10 ~300mS Single cell
Over-current detection 50A ± 10A Adjustable
Over-current delay time 5 ~ 20mS
Company Address: Room D1-D2, 13th Floor, Jin Tong Sheng Building , Da He Road,  Guan Lan Township, Long Hua New District, Shenzhen, 518126, China.
Tel: +86-755-21006416, Fax: +86-755-21006416, E-mail:
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