Standard battery pack GS4040FL

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Standard battery pack GS4040FL

Standard battery pack GS4040FL (3S2P) suitable for use with industrial and medical devices, etc.

Nominal Voltage: 10.8V
Rated Capacity: 5400mAh
Max.charge Voltage: 12.6V
Max.charge Current: 8.0A

GS4040FL is approved worldwide


1. Standard SMBus v1.1 interface.

2. JEITA charging optimization rules.

3. Support -40°C low-temperature applications.

4. Integrated LED state of charge(SOC) indicator.

5. Full safety protection functions, such as over voltage, over current, reverse connection protection, etc.

6. Balance function, effectively improve battery life.

7. High-precision Fuel gauge.


Factory capacity 20%~30%
Certification CE/FCC/IEC62133/UN38.3/PSE/UKCA
Operating temperature 0°C~60°C (charge)
  -40°C~60°C (discharge)
Storage temperature -20°C~50°C(Maximum)
Electrical parameters  
Rated voltage 10.8V
Rated capacity 5400mAh
Nominal capacity 5600mAh
Internal resistance <200mΩ@1kHz at 25℃
Maximum charging current 5.6A
Maximum charging voltage 12.6V
Maximum discharge current 8.0A
Cycle life 500 cycles≥80% Rated capacity
Length 150.0mm ± 0.3mm
Width 58.5mm ± 0.3mm
Thickness 22.0mm ± 0.3mm
Weight 355g±10g

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