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Quick Details

  • Type: Lithium Battery
  • Voltage: 12v
  • Capacity: 31 - 40Ah, 40Ah
  • Battery component: LiFePO4 power chair battery
  • Weight: approx.6kg
  • Max.discharge current: 1C (40A)
  • Internal impedance: ≤30mΩ
  • Cycle life: more than 2000times
  • Certification: CE,UL,Rohs,UN38.3,ISO9001
  • Working temperature range: -20°C~60°C
  • Price: factory direct wholesale price
  • Warranty: 24months gurantee

Packaging & Delivery

Packaging Details international standard packing or customize
Delivery Time 30days after confirmed order


Nano lithium iron phosphate battery 12V40Ah back up power
1)lifepo4 technology
2)10X years life
4)70% lighter




Product Description




Nano lithium iron phosphate battery 12V40Ah for back up power

This is lifepo4 battery 12V40Ah with BMS and SLA case.Perfect for electric power chair,solar system,remote system,etc




Type: LiFePO4 battery
Nominal voltage: 12V
Typical capacity: 40Ah
Max continous discharge current : 90A
Max pulse discharge current : 180A
Work voltage range: 10V~14.6V
Size: 128*236*208/231mm
About 2000 cycles to 80% with 100% DOD under 20 °C~25°C
Application:Auto start battery, UPS, E-scooter, E-Wheelchair, safe device and alarm and so on 



1, Longer storage life than lead acid Batteries

2, Light weight and higher energy density than any rechargeable battery

3, Installed IC chip will prevent the battery pack from over charge and over discharge.

It helps protect battery chemistry integrity and prolongs battery life.

4, Installed polyswitch will cut off power if battery discharge current more than 6.6Ah

5, Perfect for building up battery pack for medical equipment Back-up or EPS Emergency Power

6, Supply which requires compact size and lighter weight

7, The battery module is wrap by SLA-case





Our Services






1, OEM orders are available


2, Superior quality and cost-performance ratio


3, Tags, plugs and connectors are available


4, We could design and produce the battery pack with plastic shell and assembly procession for customized configurations is available (we could design and develop Li-ion battery according to your product work performance & structure apprearance)



Life cycle:


We have the test report for 2000cycle life under 100DOD with 80% capacity rest.You can ask the other company to send you the life span report if they claim of more than 2000cycle.




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






Company Information







Your sucess is our business!



 Shenzhen Topband Co., Ltd is one of the leading electronic manufacturers in China which is founded in 1996. In June 2007, it was listed in Shenzhen stock exchange market. We have passed HSPM QC080000, ISO14001: 2004, ISO9001: 2000, OHSA28001: 2001 system authentication. Certifications:UL,FCC,ETL,CE,RoHS



•  Our main battery include: LiFePO4 battery,Power tools battery,E-bike battery,E-Scooter battery,E-Moto battory,Electric Car battery ,UPS battery,Golf cart battery,E-wheelchair  battery,PDA battery,,Solar System battery,Miner’s LED battery,Electric equipment battery,Emergency lighting battery and etc. 



•  There are over 350 R&D engineers and about 3,000 employees in the 70,000 square meters Topband industrial park



Welcome to your OEM/ODM orders.


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


Warmly welcome to visit our factory.













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