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Dongjin Group

Ganjiang Middle,Nanchang,Jiangxi,China

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Dongjin hot sell 6-DZM-20 Sealed Lead Acid Battery for E-bike



20 ~ 130 / Piece Get Latest Price


20 per Piece

4 Piece

Carton with foam, or on client's demand.

25 days after deposit

500000 Piece per Month

T/T, L/C

Contact Now

Product Specification

Type : lead acid battery Brand : Dongjin Material : High Pure Lead 99.99% Warranty : 12 months Certificate : SGS Application : E-bike, Electric Bicycle etc. Size : 180*77*170mm Weight : 6.9-6.95kg Self-Discharge : low OEM/ODM : Available

Product Description

Dongjin hot sell 6-DZM-20 Sealed Lead Acid Battery for E-bike
Product Introduction 

 Product Performance:
1.High Capacity: Outside Formation with real capacity more than 100%, specific energy reach 35-38 wh/kg.
2.Long Cycle Life: 10% longer than similar products with special grid and plate technology to extend cycle life.
3.Safety and Maintenance Free: Unique design of safety valve, arrangement of any direction does not cause leakage.
Product Application:
1.Electric Bikes, Electric Scooters, electric cars
2.Electric Motorcycles, Electric Tricycles, golf cars
3.Battery-powered wheelchairs, traction, mowers
4.Electric Tools, electric sweeper, electric cooler/heater, etc
5.Other electric devices requires DC power supply
6.Green energy like solar power, UPS and storage power


Product Parameters

Battery Specification Battery Characteristics
Nominal Capacity 12V Capacity 20hr 25AH
Nominal Capacity(2hr) 20AH 5hr 22.5AH
Dimensions L(mm) 180 3hr 21AH
W(mm) 77 2hr 20AH
H(mm) 170 Open-circuit Voltage 13.1-13.5
TH(mm) 170 Charging Voltage(V) Float Charging 13.5-13.8
Weight(kgs) 6.9-6.95 Cycles V 14.5-14.8
Container Material ABS Max Discharging Current(A) 100A(5S)
Internal Resistance(mΩ) ≤20 Max Charging Current(A) 3A
Capacity at different temperature(3hr) 40ºC 102% Remain Capacity(3hr) After 1Month 90%
25ºC 100% After 2Months 80%
0ºC 85% After 3Months 60%
Charging Curve Battery Picture
12V20AH (4pcs/set)
Phase I:The maximum charging current is 1.7A,voltage gradually increase to 14.4V.
Phase II:Charging voltage gradually increases from 14.4V to 14.7V,when charge current gradually decreases to around 0.40-0.50A,converted to float (trickle)charge.
Phase III:Constant charge Voltage13.75V.

Main Products
Model Voltage Capacity Dimension(mm) Weight
6-DZM-10 12 10 151 99 95 3.9
6-DZM-12 12 12 151 99 98 4.4
6-DZM-17 12 17 182 77 167 6.3
6-DZM-20 12 20 180 77 170 6.95
6-DZM-24 12 24 175 165 126 9.6
6-DZM-28 12 28 318 80 126 9
6-DZM-30 12 30 222 94 175 10
6-DZM-35 12 35 222 105 175 11.7
6-DZM-40 12 40 222 120 175 13.3
6-DZM-45 12 45 222 135 178 14.9

Company Profile:
Dongjin Group, found in 1993, specialize in research, development, manufacturing and sales of lead-acid battery including globally known KINON and DONGJIN brand batteries. In 2012, our company establish factory in Jiangxi covered area of more than 200, 000, and in 2016 start the biggest battery production factory in Bangladesh with totally area more than 40000 square meters. 

With independent R&D team, company have adopted advanced production equipment and testing methods, and effectively guarantee the quality of products, products with high capacity small volume, light weight, long lifespan, high performance, with excellent performance won the majority of consumer recognition and dependence. Widely used in automobiles, electric vehicles, electric power, telecommunication, UPS system, EPS system, security, electric tools, emergency lighting and etc. Fields. 

Contact Us

Contact Person :Ms. Sarah

Company:Dongjin Group

Address:Ganjiang Middle, Nanchang, Jiangxi, China,


Ms. Sarah < Dongjin Group >
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