12.8V 4Ah LiFePO4 Battery

This 26650 4S1P LiFePO4 battery pack delivers high capacity and strong discharge performance for emergency and standby power equipment. It adopts LiFePO4 cells with excellent inherent safety and no memory effect, effectively lowering leakage and thermal runaway risks.
Built with 4-series integrated structure and built-in protection PCB, it provides stable 12.8V output. Featuring low internal resistance, the pack supports up to 3A maximum discharge current to meet higher power demand.
It adopts compact assembly design and has wide discharge temperature range, reliably powering emergency lighting, monitoring and other standby devices.

Features of 12.8V 4Ah LiFePO4 Battery

Superior safety performance: No memory effect, LiFePO4 material offers high inherent safety;
Built‑in protection PCB: Realizes overcharge, overdischarge and short-circuit protection for safer operation;
Low internal resistance design: 4-series 26650 integrated pack, supports max 3A discharge with stable voltage.

Specification of 12.8V 4Ah LiFePO4 Battery

Norminal voltage:	12.8V
Capacity:	4000mah
Charging current:	0.8A
Discharge current:	0.8A
Max size:	2810671mm
Cycle life:	Cap(2000th)/Cap(Av10)>80%

Product Number	LiFePO4 Battery Pack 26650 4S1P 12.8V 4Ah with Protection PCB for Emergency & Standby Power
MAIN PARAMETER
Nominal Capacity	4000mAh
Nominal volrage	12.8V
Max Charge Voltage	14.6V
Discharge cut-off voltage	10V
Charging Current	0.8A
Discharging Current	0.8A
Max Discharge Continuous	3A
Cycle Life	Cap(2000th)/Cap(Av10)>80%
Dimensions (TWH)	2810671mm
Weight	400g
OTHERS
Operating Temperature	Charging: 0~45℃/Discharging:-10 ~60℃
Storage Temperature	0 ~ 45℃
Humidity	8% to 85% relative humidity
Protection	Over-discharge protection,over-charge protection,over-current protection,short-circuit protection, etc.
Delivery period	7-21 days, depending on stock and quantity.
Applications
high-power emergency lighting, security monitoring equipment, fire safety accessories, industrial standby power, backup power for field instruments

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