Specifications

lifepo4 battery 48v 20ah
1.10X life
2.70% lighter
3.2years warranty
4.battery management system control

 

  

Specification:

Model:	TB-4820F
Type:	LiFePO4 battery
Nominal voltage:	48V
Typical capacity:	20Ah
Max continous discharge current :	30A
Max pulse discharge current :	40A
Work voltage range:	40V~58.4V
Size:	280*160*190mm
Weight:	approx.12Kg
Charging temperature:	0°C~45°C
Discharging temperature	-20°C~60°C
Storage temperature	5°C~35°C
About 2000 cycles to 80% with 100%
DOD under 20 °C~25°C
Application:Motorcycle,e-scooter,e-wheelchair

 

Note:

 

Give you the specific battery pack within 24hours according to your requirements

One-stop battery solution with battery cells,PCM,BMS,casing and matching charger

Prompt settlement of all the problem of our products by our over 16years experienced R&D and advanced producing machine.

 

 

 

 

Feature:

 

• Drop in replacement
• No sophisticated battery management system required
• Built in Battery Protection
• 70% Lighter
• Stronger
• Long Lasting 10 + years or  2000 cycles(tested)
• Faster Recharge
• Lithium Ion Technology
• ZERO maintenance

 

 

  

About Factory:

 

Shenzhen Topband Co.,Ltd(stock code:002139),Founded in 1996,is a professional intellectual controller and lithium battery service manufacturer in China.Topband keeps steady growing with 5branches and one subsidiary in the world which are Shenzhen,Hangzhou,Chongqin.In2009,Topband started her first overseas branch in Turkey.Nowadays,Topband has annual revenue about 150million USD.Company service scope covers Middle East,Indian Sub-continent,Europe,North and South America,Africa,Latin America,Australia,New Zealand and Southeast Asian regions.

 

 

Why choose us?

 

Your sucess is our business!

 

 

Quality System:Passed the HSPM QC080000, ISO14001: 2004, ISO9001: 2000, OHSA28001: 2001,TS16949.

 

Certifications:UL,FCC,ETL,CE,RoHS.

 

Cooperation Association: “Tsinghua University Institute” & “Harbin Industrial University”

 

Factory:First-class Workshops and Equipments

 

Employee:16 years experience staff  and more than 3500 staff work in 700,000 square meters factory .

 

Quality system: The largest domestic production based on ERP SAP&PDM, which can completely meet the requirements of large-scale production and ensure good quality of each product.

 

R&D:A provincial 350 R & D center of technology, a national laboratory and a group of professional people with great experience, skills and qualities

 

Experience:We have 16years experience of intellient controller and lithium battery.TOPBAND is a name that stand for quality,durability,originality.

  

Good After Sales Service:shipment and sample quality tracking includes lifetime,BMS/PCM replacement,and so on.Any small problem happening in our lithium batteries will be resolved at the most prompt time.We always offer relative technical

support/consultand.Quick response,all you inquiry will be replied within 24hours.

  

Market:Our produce and design are sold well in North America,EUROPE ,also we are open up our Third large market  Australia market.

 

Our battery main application :

 

1.Telephone switchboard, electric equipments,medical-
equipments,power instruments and meters

 

2.Computer, uninterrupted power source (UPS)

 

3.Power transmission and transformer station, switch-
control, and accident lighting

 

4.Fire fighting, safety device, and alarm monitoring

 

5.Automatic office system

 

6.Radio communication system

 

7.Emergency lighting and car/ship starting system

 

8.Portable electric appliances and mining system

 

9.Traffic and navigation signal lamp

 

 

Welcome to your OEM/ODM orders.

We are the factory, we offer the high quality and favorable price!

Warmly welcome to visit our factory.