12.8V 20Ah/40Ah 26650 LiFePO4 Rechargeable Battery Pack

Now we provide custmozide 12V LiFePO4 Battery Packs for your applications, here are 12.8V20Ah and 12.8V40Ah 26650 LiFePO4 Battery Packs, they consist of 4S6P and 4S12P high-quality 26650 LiFePO4 battery cells.

Features:

1.Using the technology of lithium iron phosphate lifepo4 100ah cell, superior safety, thousands of cycles,100%DOD,under normal conditions
2.Built-in automatic protection for over-charge,over-discharge, over-current and over temperature
3.Maintenance free
4.Lighter weight: About 40%~50% of the weight of a comparable lead-acid battery
5.Wide temperature range:-20℃~60℃

Parameters:

Items		Parameters
Module		12.8V20Ah		12.8V40Ah
Nominal voltage		12.8V		12.8V
Typical capacity		21.6±0.5Ah		43.2±0.5Ah
Discharge	Normal current	10A		20A
	Max continuous current	30A		50A
	Cut-off voltage	About 10V
Charge	Voltage	14.4±0.2V
	Current	≤10A		≤20A
	Charge mode	CC/CV，please use special lithium charger
	Charging cut-off current	About 0.5A		About 1A
Inner resistance	Discharging Inner resistance	≤50mΩ
Operation temperature/ humidity range	Charge	0℃～+45℃
	Discharge	-20℃～+60℃
	Humidity	When the environment temperature is higher than 45℃，please pay attention to ventilation and heat rejection.
Storage temperature/ humidity range	Temperature	℃～40℃（Capacity 80%）Recommended long-term storage temperature is 15~25℃
	Humidity	RH≤50%，Easily oxidized components note sealed
Protection function	Overcharge protection、Over discharge protection、Temperature protection、
Cycle	Standard charge at 0.2C（A）, rest 0.5~1 h，discharge at 0.2C to cut off voltage，rest 0.5~1h,repeat the above steps until1500 cycles.( capacity retention rate≥80%)
Weight	3±0.2kg		5.5±0.2kg
Dimension	19065171±2mm		195140155±2mm

Evlithium provides design service for clients with our lifepo4 batteries and they are for different application like Energy Storage System for house and boat.

If you have any demand, just feel free to Contact Us!

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