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7S 25.9V Li-ion Battery Pack

size: LY-L07S003-138

Voltage: 25.9V
Capacity : 6.6Ah
Max discharging current : 10A
PCM: YES (7s)

7S 25.9V 6.6Ah Li-ion Battery Pack with PCM

18650/7S3P  Li-ion Battery Pack 25.9V/6.6Ah
Item Specification Remark
Nominal capacity 7.5Ah LG  Cell: 18650MF1
Nominal voltage 25.9V 3.7V / 1Cell
Charging voltage 29.4V±0.05V 4.2V / 1Cell
Charging method CC/CV (Constant-current and -Voltage with Limited current
Standard charging time 2000mA/4.5hour3000mA/3hour Battery capacity÷charging current×1.5
charging current 2A 0 ~ +40
Maximum charging current 5A 0 ~ +40
Continuous discharge current 10A -20 ~ +60
Discharge cutoff voltage 16.8V 2.4V / 1Cell
Short circuit protection Exterior short circuit Automatic recovery 
Internal resistance 200mΩ  AC Impedance 1kHz
Cycle life ≥500
Operating temperature Standard Charge 0 ~ +40
Standard Discharge -20 ~ +60
Outline dimension L135*W60*T75mm Length x wide x height
Protection  Circuit  Module:PCM-L07S10-746
Maximal continuous charging current 10A
Maximal continuous Discharging current 10A
Over-charge detection voltage 4.25±0.025V single cell
Over-charge release voltage 4.05±0.05V single cell
Over-charge detection delay time 0.5S—2S single cell
Over-discharge detection voltage 2.50±0.062V single cell
Over-discharge release Voltage 3.0±0.10V single cell
Over-discharge detection delay time 10mS—300mS single cell
Over-current  detection 50±10A can adjust
Over-current delay time 5ms—20ms
18650/7S3P  Li-ion Battery Pack 25.9V/6.6Ah

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