Electric vehicle lithium battery

If you're in need of custom-designed battery packs for medical, aerospace, defense, or industrial applications, Fengri is the perfect choice for you. We are one of the largest authorized custom battery assemblers in the country and are trusted by domestic and international clients for these reasons:

• Expert Designers: Our in-house development, engineering, and design teams have worked with some of the top companies in the world, creating circuit design, battery management systems, and complex battery pack assemblies.

  
  

• Custom Battery Solutions Tailored to Your Needs: Our team carefully considers the unique requirements of each project to create the technologies required for the most demanding and unique requirements.

  
  

• High-Quality Batteries: Our custom batteries offer high efficiency, enhanced safety, and an optimized fit. We meet regulatory requirements for UL, CE, IEC, CSA, and other organizations.

  
  

• Knowledge, Experience, and Partnership: We are part of the Rechargeable Battery Recycling Corporation (RBRC). Our technicians undergo ongoing certification and training to bring cutting-edge knowledge and expertise to your project. We are dedicated to developing custom battery packs that meet and exceed your expectations, making us your partner in every step of the process.

Custom battery design for:

• Li-ion

• LiFePO4

• NiMH

• NiCd

• Primary lithium batteries

• BMS circuitry integration

  
  

Electric Vehicle Lithium Battery Product Specifications