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4S 14.8V 20AH Li-ion Battery Pack

size: L160*W70*T95mm

Descriptions: Voltage :14.8V
Capacity :20Ah
Discharging current : 10A-50A
Peak Current : 200A+/-50A

4S 14.8V Li-ion Battery Pack

18650/4S8P  Li-ion Battery Pack 14.8V/20Ah
Item Specification Remark
Nominal capacity 20Ah LG ICR18650-2600mAh
Nominal voltage 14.8V 3.7V / 1Cell
Charging voltage 16.8V±0.05V 4.2V / 1Cell
Charging method CC/CV (Constant-current and -Voltage with Limited current
Standard charging time 5A/5hour10A/2.5hour Battery capacity÷charging current×1.5
charging current 5A 0 ~ +40
Maximum charging current 10A 0 ~ +40
Continuous discharge current 10A -20 ~ +60
Discharge cutoff voltage 9.6V 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 L160*W70*T95mm Length x wide x height
Protection  Circuit  Module:PCM-L04S20-B76
Maximal continuous charging current 10A
Maximal continuous Discharging current 10A
Over-charge detection voltage 4.35 V ±0.025V single cell
Over-charge release voltage 4.05±0.05V single cell
Over-charge detection delay time 0.7S—1.3S single cell
Over-discharge detection voltage 2.30V±0.062V single cell
Over-discharge release Voltage 3.0±0.10V single cell
Over-discharge detection delay time 89—167mS single cell
Over-current  detection 50±10A can adjust
Over-current delay time 6.7ms—13.9ms
18650/4S8P Li-ion Battery pack

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