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+86 755 21012989 

Professional Energy Storage System
Output Power Bank
High quality energy storage system
Durable LiFePO4 Battery
LiFePO4 Golf cart lead-acid Battery

Customized R&D

We have a professional R&D team that can quickly design customized solutions according to your needs.

24-Hour Response

Our sales staff will be online 24 hours a day to quickly respond to your needs.

72-Hour Solution

Our R&D and design team will provide you with satisfactory solutions within 72 hours.

5 Year Maintenance

Our products provide 3-year warranty, 5-year battery maintenance and consulting services.

HIGH QUALITY ENERGY STORAGE PRODUCTS

Delong Energy---Professional Lithium Battery Enterprise

Delong Energy is a enterprise which dedicated to the R&D, manufacture and sales of rechargeable lithium ion battery packs. Delong Energy was founded in 2012, with its factory in Guangdong, China.

Since its establishment, Delong Energy is committed to serve global portable power bank, storage energy battery pack, power battery pack, backup battery pack and special usage battery users. During 9 years development, Delong Energy has become a world's leading supplier of lithium ion battery pack.
Lithium Battery Factory
Lithium Battery Workteam
Delong Energy---Professional Lithium Battery Workshop
Professional Lithium Battery
High Quality Lithium Battery For Sale

9 Years’ Experience in Custom Solutions

Since its foundation in 2012, Delong Energy has been dedicated to provide the best custom lithium ion battery pack for worldwide users. And it has accumulated rich experience in lithium ion battery field.

Over 3000 Successful Cases

Delong Energy's customized lithium-ion battery packs are widely used in medical treatment, communications, household energy storage, outdoor energy storage, agricultural equipment power supply, golf cart power battery, electric bicycle power battery, etc.

Over 30 People’s in R&D Team

Delong Energy's technology center covers R&D and design, electronic products, electrical engineering, software, power supply, process, measurement, control, customized production, etc.

International Product Certifications

Delong Energy customized lithium-ion batteries comply with IEC62133, CE, Rosh, MSDS, UN38.3, KC, PSE standards and other international certifications. We are an ISO9001 certified factory.

ADVANCED LITHIUM-ION BATTERY CUSTOMIZATION

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LATEST NEWS ABOUT DELONG 


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Lithium iron phosphate (LiFePO4) battery opens the "second spring"

As the former king in the field of electric vehicle power batteries, lithium iron phosphate batteries have recently ushered in the "second spring" of development. On November 11, the China Automotive Power Battery Industry Innovation Alliance released data showing that in October 2020, C

2020-11-24
未标题-1.jpg
What is lithium iron phosphate (LiFePO4) battery?

Lithium iron phosphate battery is a kind of lithium ion battery that uses lithium iron phosphate (LiFePO4) as the positive electrode material and carbon as the negative electrode material. The rated voltage of the monomer is 3.2V, and the charge cut-off voltage is 3.6V~3.65V. During the charg

2020-11-24
2.jpg
Lithium iron phosphate (LiFePO4) battery opens the "second spring"

As the former king in the field of electric vehicle power batteries, lithium iron phosphate batteries have recently ushered in the "second spring" of development. On November 11, the China Automotive Power Battery Industry Innovation Alliance released data showing that in October 2020, C

2020-11-24
未标题-1.jpg
What is lithium iron phosphate (LiFePO4) battery?

Lithium iron phosphate battery is a kind of lithium ion battery that uses lithium iron phosphate (LiFePO4) as the positive electrode material and carbon as the negative electrode material. The rated voltage of the monomer is 3.2V, and the charge cut-off voltage is 3.6V~3.65V. During the charg

2020-11-24

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Shenzhen Delong Energy Technology Co.,Ltd is one of leading lithium ion battery manufacturer in China 

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   9098,Dongbian Business Building,Minzhi Road 369, Longhua District, Shenzhen,P.R.C.

   Tel : +86 755 21012989
   Phone:+86 13538138168
   Email: info@delongbattery.com​​​​​​​

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