Extremely safe and stable chemistry: PCB and/or BMS built inside to balance protect the battery.
Long life-cycle: Can be circularly used, best can up to 2000 times recycles, 8 times of Lead acid battery.
Lighter weight, with the best power-to-weight ratio: 1/3 of Lead acid battery weight.
Good performance at high temperature and high temperature resistance
Low self-discharge rate, less than 3% monthly.
No memory effects and highly efficient charge.
Environment friendly: Clean and Green energy poses no pollution on our environment.

2. LiFePO4 Auto Start Battery 12.8V 125Ah Specification

NO	Items		Characteristics
2.1	Normal capacity		125Ah
2.2	Nominal energy		1.28KWh
2.3	Nominal voltage		12.8V (LFP-4S)
2.4	Internal resistance		≤20mΩ @1kHz AC
2.5	Normal charge voltage		14.6±0.2V
2.6	Float charge voltage(for Standby use)		13.8±0.2V
2.7	Allowed MAX charge current		80A
2.8	Allowed MAX discharge current		100A for 30 min.
2.9	Peak discharge current		500A for 5s. Designed for Auto Starting
2.10	End of discharge voltage		10.0V
2.11	Dimension		Width 318±3 mm
			Height 165±3 mm
			Deepness 215±3 mm
2.12	Weight (No accessories)		About: 14.8Kg
2.13	Operation temperature	Charge	0～45℃
		Discharge	-20～60℃
2.14	Self-discharge rate	Residual capacity	≤3%/Month; ≤15%/ year
		Recover capacity	≤1.5%/Month; ≤8%/ year
2.15	Storage environment	≤1month	20～+60℃, 5～75%RH
		≥3month	-10～+45℃, 5～75%RH
		Recommend environment	15～35℃, 5～75%RH

3. LiFePO4 Auto Start Battery 12.8V 125Ah Protection circuit specification.

NO.	Items	Content	Specification
5.1	Over charge	Over-charge protection for each cell	4.0±0.03V
		Over-charge release for each cell	4.0±0.03V
		Over-charge release method	Under the release voltage
5.2	Over discharge	Over-discharge protection for each cell	2.0±0.03V
		Over-discharge release for each cell	2.5±0.03V
		Over-discharge release method	Charge to recovery
5.3	Over current	Discharge over current protection(1)	105A～115A/20s~30s
		Discharge over current protection(2)	550A～700A/20ms~40ms
		Over current release method	Delay about 8S after recovery
5.4	Short circuit	Do not short-circuit the electrodes	Designed For 700A～1200A /250us
5.5	Battery temperature	Charge over temperature	Protection @65±5℃
		Charge over temperature	Release @50±5℃
		Discharge over temperature	Protection @65±5℃
		Discharge over temperature	Release @50±5℃
		Charge low temperature protection	Protection @-10±5℃
		Charge low temperature protection	Release @0±5℃
		MOSFET over temperature protection	Protection @103±10℃
		MOSFET over temperature protection	Release @75±10℃

4. Deep cycle lithium battery 48V 25Ah Dimension

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