12YRSShenzhen Kweight Development Co.,Ltd
Shenzhen Kweight Development Co., Ltd. is one of the leading lead-acid battery manufacturer in China. Our factory is located in Longgang District of Shenzhen & Yangquan, Shanxi in China and covers an area of 50,000 square meters. There are over 200 workers and 15 members in charge of engineering, management and quality control.Our company specializes in manufacturing 2V, 4V, 6V and 12V series maintenance free lead-acid battery, Gel battery, Deep cycle battery, solar battery, front access(gel) battery, OPzV and OPzS battery etc.. We have hundreds of models and specifications for selection, and all of products are compliance with CE, RoHS and UL. Our quality is strictly controlled as per ISO9001:2008 quality system and every piece of our battery is inspected by advanced testing machines before shipment. Our batteries are exported to North America, South America, East & West Europe, Australia & Africa relying on their good quality and competitive prices.Please feel free to contact us for further information.
5.0/5
Very satisfied
2 Reviews
  • Transaction level
  • 7 Transactions
    2,000+
  • Response Time
    <24h
  • Response Rate
    93%
Business Type
Manufacturer, Trading Company
Country / Region
Guangdong, China
Main ProductsTotal Employees
11 - 50 People
Total Annual Revenue
US$10 Million - US$50 Million
Year Established
2007
Certifications
-
Product Certifications(7)
Patents(3)Trademarks(2)
Main Markets

PRODUCT CAPACITY

Production Flow

Production Equipment

Name
No
Quantity
Verified
American model diaphragm thickness gauge
MODEL
5
Casting machine
Casting machine
52
Electrolyte Injection
Electrolyte Injection
20
Solidification
Solidification
26
Cap sealing heat sealing instrument
Cap sealing heat sealing instrument
108
Verified

Factory Information

Factory Size
30,000-50,000 square meters
Factory Country/Region
LongGang district Shenzhen,China
No. of Production Lines
10
Contract Manufacturing
OEM Service OfferedDesign Service OfferedBuyer Label Offered
Annual Output Value
US$10 Million - US$50 Million

Production Line

Production Line
Supervisor
NO.of Operators
NO.of In-line QC/QA
Verified
Injection area
5
25
8
Verified

QUALITY CONTROL

Quality Management Process

R&D CAPACITY

R&D Process

Production Certification

Picture
Certification Name
Certified By
Business Scope
Available Date
Verified
SGS
SGS
Rechargeable Lithium iron Phosphate Power Battery
2019-04-24 ~
CE
ABS
3.2V, 100Ah, 320Wh
2019-04-02 ~
CE
ABS
3.2V, 6000mAh, 19.2Wh
2019-04-02 ~
CE
BSI
GEL
2008-03-18 ~
CE
BSI
AGM
2008-03-18 ~
RoHS
SGS
AGM
2012-03-23 ~
RoHS
SGS
GEL
2012-03-23 ~
Verified

Trademarks

Picture
Trademark No
Trademark Name
Trademark Category
Available Date
Verified
13231945
Kweight
Electrical Equipment & Supplies>>Batteries>>Storage Batteries
2015-01-07 ~ 2025-01-06
6291169
Kweight
Electrical Equipment & Supplies>>Batteries>>Storage Batteries
2010-03-28 ~ 2020-03-27
Verified

Patents

Picture
Patent No
Patent Name
Patent Type
Available Date
Verified
2018SR731859
Battery monitoring and management system
INVENTION
2018-09-10 ~
ZL 2018 2 1269401.7
A new energy battery module with excellent heat dissipation performance
UTILITY_MODEL
2019-02-11 ~
ZL 2017 1 0116204.5
Battery storage box
INVENTION
2019-02-11 ~
Verified

Research & Development

21 - 30 People