Specifications

48V Rechargeable Battery
1.Fast charging
2.Long cycle time more 2000
3.Built in BMS Protection
4. 2 year warranty

48V Rechargeable Battery

 

Model:	TB-4820F-01
Type	LiFePO4 battery with PCM
Nominal voltage:	51.2V
Typical capacity	20Ah
Internal Impedance(1kHz AC)	<60mΩ
Max Charge voltage	58.4±0.05V
Discharger cut-off voltage	36±0.05V
Max charge current	10A
Max continuous discharge current	30A
Max pulse discharge current	50A (2 s)
Charging temperature	0°C~45°C
Discharging temperature	-20°C~60°C
Storage temperature	-20°C~45°C
About 2000 cycles to 80% with 100% DOD under 20 °C~25°C
Size(L*W*H)	300*158*200mm
Weight:	14kg
Application:E-bike, E-motor, E-scooter, UPS, E-wheelchair, Vacuum cleaner and etc.
We can offer model: 48V 20Ah,40AH,80AH -----200Ah etc.

1.Long life, large capacity and good shock resistanceFeature: 

2.Low self-discharge and good discharge performance at low temperature

3.Strong charging acceptance and quick-charging capability

4.Strong over-discharge resistance and charge retention

5.Maintenance-free and no acid or water for maintenance in usage

6.Excellent large current discharge performance, and have obvious advantages in startup and climbing

7. High temperature performance

8. Environmental friendly

9. Lighter weight smaller size

10.Most safe no explosion no fire

 

Competitive Advantages:

•  Electronic Link                   

•  14years professional BMS solution   

•  Green Product

•  12months Warranty 

•  Long life span(2000 cycles to 80% by DOD)

•  International Approvals

•  Reasonable Price

•  Product Features

•  Prompt Delivery

•  Quality Approvals

•  Reputation

•  Service

•  Small Orders Accepted

 

Applications:

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

 

Service provided By Us:

•  MOQ:100pcs, the samples 5 pcs

•  Leading time: samples 3-8 working days, 1000pcs below 10-30 working days

•  Quick response to clients' enquiries whithin 24hrs

•  Exclusive and unique solution can be provided to our clients by our experienced and  professional engineers and researchers

•  Solve the problems be prompt if anything wrong with our products' quality

 

Why choose Topband?

•  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 200 R&D engineers and about 2,000 employees in the 50,000 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.