21700 4P6S Integrated Fish Paper Insulation Pad for Electric Vehicle Lithium Battery Module

21700 4P6S Integrated Fish Paper Insulation Sheet for Electric Vehicle Battery Module Isolation

Designed for 21700 cylindrical lithium battery modules, this integrated fish paper insulation sheet provides reliable cell-to-cell isolation and electrical protection for electric vehicle battery packs. The one-piece structure is precisely die-cut to match the battery arrangement, ensuring efficient assembly and consistent insulation performance.

Made from premium fish paper (vulcanized fiber insulation material), it features excellent flame resistance, dielectric strength, mechanical durability, and temperature stability. The insulation pad helps reduce the risk of short circuits caused by contact between battery cells and metal components, improving the overall safety and reliability of battery systems.

• Specially designed for 21700 4P6S battery module layouts
• Integrated insulation design for faster battery assembly
• High-performance fish paper material with excellent insulation properties
• Flame retardant and heat resistant for safer battery operation
• Precision die-cut edges for accurate fitting
• Suitable for automated battery pack production

• Electric vehicle (EV) battery modules
• 21700 lithium battery packs
• Energy storage battery systems
• Electric bikes and power tools
• Customized cylindrical battery assemblies

• OEM/ODM support
• Customized size, thickness, shape, and hole position
• Adhesive backing options available
• Die-cut insulation solutions based on customer drawings or samples