GPS Function Lithium Iron Phosphate Cells 20Ah For Electric Two Wheeler

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Buy cheap GPS Function Lithium Iron Phosphate Cells 20Ah For Electric Two Wheeler from wholesalers

GPS Function Lithium Iron Phosphate Cells 20Ah For Electric Two Wheeler

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Brand Name:Topband

Model Number:TB4820F-L110A

Certification:MSDS

Price:negotiable

Payment Terms:L/C, T/T

Supply Ability:450Mwh/year

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

Company Data

Shenzhen Topband Battery Co., Ltd

Active Member

Contact Person Jerry Yang

Business Type: 86-755-27651888-3215

Business Type: Manufacturer Exporter

Officials: Topband Industry Park,Tangtou Town,Bao'an District,Sheznzhen,China

Quality: Quality Certifitation Available

Product Details Company Profile

Product Details

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:

GPS Function Lithium Iron Phosphate Cells 20Ah For Electric Two Wheeler

4. Circuit Protection

No	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.

Company Profile

Shenzhen Topband Battery Co., Ltd

Shenzhen Topband Co., Ltd. was registered in so-called “China Silicon Valley”, Shenzhen Hi-tech Industrial Park in 1996, and got listed in Shenzhen Stock Exchange ( the stock code as 002139) in 2007.

After years of rapid development, now Topband takes lithium battery as the core technology and has become one of the leading suppliers of lithium battery solutions in China, focusing on nano lithium iron phosphate/ LiFePO4 technology for EV, RV/ caravan, marine, motorcycle, golf cart / trolly, UPS, solar storage, medical, floor scrubber, industrial, commercial use, etc.

Smart Bluetooth & WIFI connection is is our patent feature, equipped with IOS & Android app to monitor the instant battery status (SOC, OCV, charge current, ambient temperature, and errors included).

Topband has more than 5000 staffs, covers an area of 100,000 square meters. And large production plants are mainly located at Shenzhen and Huizhou

Our R&D team of over 300 professionals, in cooperation with Tsinghua Research Institute and Harbin Industrial University have laid a firm foundation of our leading technology.

We have got the certificates of ISO9001, ISO14001, OHSAS18001, TS16949 and UL, CE, CB, UN38.3, TUV, etc.

Topband is a Hi-tech enterprise. Since the company established, with innovation, we have committed ourselves to making people’s lives more comfortable and high-efficient. We and our companions are working hard at making technology progress to let people enjoy the changes of new technology.