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New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty

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Shenzhen Topband Battery Co., Ltd

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New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty

Name: New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty
Brand: Topband
Price: 1 USD

New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty Manufactures

Brand Name : Topband

Model Number : TB4820F-L110A

Certification : MSDS

Place of Origin : China

MOQ : 10

Price : negotiable

Payment Terms : L/C, T/T

Supply Ability : 450Mwh/year

Delivery Time : 2~3weeks for samples; 4~6weeks for mass production

Packaging Details : standard export carton

Material : lifepo4

Nominal Voltage : 51.2v

Nominal Capacity : 20ah

Communication Function : GPS

Warranty : 3 years

Internal Resistance : ≤60mΩ @1kHz AC

Weight : About 10kg

Application : Two-wheeler,Electric Tricycle battery pack

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Topband 48v 20ah rechargeable lifepo4 battery pack for electric two-wheeler

1. Feature:

Low temperature resistance, no fear of cold winter, -20 ℃ available
high capacity,Single charge can go 60km
Built-in GPS, real-time positioning,detect travel records and battery power
Long life and durability,over 1000times

2. Specification

NO	Items		Characteristics
2.1	Normal capacity		20Ah
	Minimum capacity		19Ah
2.2	Nominal energy		1.024kWh
2.3	Nominal voltage		51.2V
2.4	Internal resistance		≤60mΩ @1kHz AC
2.5	Normal charge voltage		57.6±0.5V
2.6	Float charge voltage(for Standby use)		54.4±0.8V
2.7	Allowed MAX charge current		20A
2.8	Recommended charge current		4A
2.9	Allowed MAX discharge current		30A
2.10	End of discharge voltage		50V~55V
2.11	Pulse discharge current		Withstand the 50A/0.5s
2.12	Dimension		Length 325 ±2 mm
			Width 185 ±2 mm
			Height 180 ±2 mm
2.13	Weight (No accessories)		About: 10Kg
2.14	Operation temperature	Charge	0～43℃
		Discharge	-20～60℃
2.15	Self-discharge rate		≤3%/Month; ≤15%/ year
2.16	Storage environment	≤1month	-20～+60℃,5～75%RH
		≥3month	-10～+43℃,5～75%RH
		Recommend environment	15～33℃,5～75%RH

3. Dimension:

New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty

4. Circuit Protection

Item

Content

Criterion

4.1

Over charge

Over-charge protection for each cell

3.65±0.03V

Over-charge release for each cell

3.34±0.03V

Over-charge release method

Under the release voltage

4.2

Over discharge

Over-discharge protection each cell

2.50±0.03V

Over-discharge release for each cell

2.90±0.03V

Over-discharge release method

Charging

4.3

Over current

Charge over current protection

34A～36A,delay time 0.5~1.5s

Charge over current release

Discharge or auto release after 1min

Discharge over current protection

34A～36A,delay time 0.5~1.5s

Discharge over current release

Charge or auto release after 1min

Short circuit protection

4.4

Temperature

Charge over temperature protection

Protect@65±3℃; Release@50±3℃;

Charge under temperature protection

Protect@-5±3℃; Release@0±3℃

Discharge over temperature protection

Protect@65±3℃; Release@50±3℃;

Discharge under temperature protection

Protect@-20±3℃; Release@-15±3℃

4.5

MOS

MOSFET over temperature protection

Protect@100±10℃; Release@85±10℃;

5.Transport & Store

The battery need to be charged every 6 months if out of use

No fall down, no pile up over 6 layers, and keep face up.

6. Application

Product Tags:

lifepo4 battery pack

lithium iron phosphate cells

New Electric Tricycle Lifepo4 Battery Pack 48V 20Ah 3 Years Warranty Images

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