high quality rechargeable battery 48V 20Ah for electric motor cycle

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US $1-600 / Pieces | 50 Set/Sets (Min. Order)
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Overview
Quick Details
Place of Origin:
Guangdong, China (Mainland)
Brand Name:
TOPBAND/OEM
Model Number:
TB-4820F
Type:
Li-Ion
Nominal Voltage:
48V
Size:
Prismatic, 300*185*115mm
Nominal Capacity:
21Ah
Weight:
approx.12kg
Life cycle:
2000times tested
Max discharge current:
2C(60A)
Impedance:
≤45μΩ
Warranty:
24months guaranty
Quality:
good reputation quality
Certification:
CE,UL,MSDS,Rohs,UN38.3,ISO9001
Component:
LiFePO4 battery pack
Working temperature:
-20°c~60°c
Supply Ability
Supply Ability:
5000 Set/Sets per Month
Packaging & Delivery
Packaging Details
international standard packing or customize
Port
Shenzhen/HK
Lead Time :
30days after confirmed order

Specifications

rechargeable battery 48V 20Ah
1)lifepo4 technology
2)built-in battery protection
3)70% lighter,1/3 size
4)CE&UL,ODM&OEM

 

 This is high quality rechargeable battery 48V 20Ah for electric motor cycle

 

Product Description

 

 

 

Specification:

 

Model No.TB-4820F
Voltage:  51.2V
Capacity:20Ah, 960Wh
Chemistry: LiFePO4
Weight:26,46 lb(12kg)
Dimensions:11,81"(L) x 7,28"(W) x 4,53"(H), [300(L)*185(W)*115(H)]mm
Life Cycles: 2,000 @ 100% DOD  
BMSYES (Internal)
Max Charge Voltage: 14.6V
Discharge Cut-off  Voltage:    8.2V
Max Charge Current:  30A
Max Discharge Current: 40A
Operating Temperature: -22°F to +140°F, (-30°C to +60°C)

 

Features :

 

• Ultra light. 1/5 the weight of lead-acid batteries on average

 

• Twice to four times the service life of lead-acid batteries

 

• Drop-in replacement for your OEM battery

 

• Fast recharge rate

 

• No explosive gasses during charge, no lead, no acid

 

• Environmentally friendly

 

 

SAFETY:

 

       • Internal over charge protection.
       • Internal low voltage protection.

       • Internal short circuit protection.

       • Internal cell balancing.

       • Auto Restart function.
       • No presence of toxic substances.

 
NOTE:

 

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

 

48v20Ah iron case4820Ah motor

 

 

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Our Services

 

 

 

Service:

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 17years experienced R%D and advanced producing machine.

 

 

 

 

Company Information

 

 

 

About TOPBAND:

 

 

Shenzhen Topband Co.,Ltd(stock code:002139), founded in 1996 with headquarter in Shenzhen 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.

 

  • 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
  • First-class Workshops and Equipments
  • Over 17yearsexperience staff
  • Above 700,000 square meters factory with more than 3000 staff
  • 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
  • A provincial 350 R & D center of technology, a national laboratory and a group of professional people with great experience, skills and qualities

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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