The World's Leading Manufacturer Of Custom Lithium Ion Battery Pack

Large Power is a Chinese high-tech enterprises which dedicated to the R&D, manufacture and sales of rechargeable lithium ion battery packs. Large Power was founded in 2002, with its factory in Guangdong, China.

Since its establishment, Large Power is committed to serve global portable power bank ,storage energy battery pack,power battery pack ,backup battery pack ,special usage battery users. During 15 years development, Large Power has become a world's leading supplier of lithium ion battery pack.

15 Years’ Experience in Custom Solutions

Since its foundation in 2002, Large Power has been dedicated to provide the best custom lithium ion battery pack for worldwide users. And has accumulated rich experience in li ion battery field.

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Over 60 People’s in R&D Team

Large Power’s technical center covers ID design, electronics, mechanism, software, electrochemistry, power source, workmanship, measurement and control, signal processing and so on.

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Over 3000 Successful Cases

Large Power’s custom lithium ion battery packs were widely used in military, medicine, finance, communication, security and protection, logistics, mining, photovoltaic and 3C consumer products.

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International Product Certifications

Large Power’s custom li ion battery products are in compliance with IEC61960, IEC62133, IEEE-1725, UL2054,UL1642 standard and other international certifications.

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Applications of Lithium ion Battery Pack

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How to Customize Lithium ion Battery Packs ?

Taking Project Management, technology innovation and elite team as basis, Large Power’s custom li-ion battery products and solutions fully expresses its core competence in fast response, excellence, customization and after-sales guarantee. It creates more value for end users in the process of providing special-usage lithium ion battery products and solutions.

Procedures:

  1. Product Request Details: We need you to fill a Product Request Form, we check it and make sure it is complete and clear enough.
  2. Feasibility Evaluation and Project Launch: Project manager will organize the project team and evaluate its feasibility in aspects of EE, mechanism, software, electrochemistry, workmanship, quality and supply chain. Then, Feasibility Study Report will be released for the Project Manager’s approval for project launch.
  3. Product Design and Review Project Manager will organize R&D team to start product design including ID designer, mechanical engineer, EE engineer, battery engineer, software engineer.
  4. Design Verification and Review: Prototype sample to be made for verifications, including but not limited to schematic, PCBA layout, ID, mechanical design, software design, battery performance, sample making and test, problems and solutions, EB1, tooling fabrication, pilot run, sample full test and customer approval.
  5. Workmanship Verification and Pilot Run: We will follow Large Power’s Technical Manual, to draw up SOP which meets
  6. Product Certification Test: Samples will be submitted for overall tests according to Large Power’s Reliability Test Standard of Lithium ion Battery Products, in the meantime, to apply certification test as per customer’s request in authorized third-party Lab.
  7. Project Ending: To get customer acceptance, collect and store important documents and summarize loss and gain of the .
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