5 Meters/Roll 18650 21700 Lithium Battery Pack Insulation Sticker, Highland Barley Paper Wrapped With Adhesive Backing

5 Meters/Roll 18650 21700 Lithium Battery Pack Insulation Sticker, Highland Barley Paper Wrapped With Adhesive Backing

Premium Thermal Insulation for DIY Battery Packs

Ensure the safety and longevity of your custom battery builds with our high-performance Highland Barley Paper insulation stickers. Engineered specifically for 18650 and 21700 lithium-ion cells, this specialized thermal barrier prevents cell-to-cell contact, reducing the risk of short circuits and heat damage. Ideal for e-bike conversions, power tool modifications, and portable energy storage projects, this insulation provides the critical separation needed for reliable performance.

Key Features & Benefits

  • Optimal Cell Compatibility: Precisely sized to fit standard 18650 and 21700 lithium battery cells, ensuring a snug and secure fit without excess material waste.
  • High-Quality Highland Barley Paper: Crafted from durable, heat-resistant paper that maintains structural integrity under thermal stress, offering superior insulation properties.
  • Convenient Adhesive Backing: Features a pre-applied adhesive layer for effortless application. Simply peel and stick for a quick, clean, and secure installation.
  • Cost-Effective Value Pack: Each roll contains 5 meters of insulation material, providing ample coverage for multiple battery packs or large-scale DIY projects.
  • Enhanced Safety: Acts as a reliable dielectric barrier to prevent electrical shorts between adjacent cells, enhancing the overall safety of your battery assembly.

Application & Usage

Designed for ease of use in professional and hobbyist settings, this insulation sticker simplifies the battery pack assembly process. The adhesive backing allows for precise placement around individual cells or within the housing, creating a uniform protective layer. Whether you are building a high-capacity power bank or upgrading an electric vehicle motor, this insulation sticker is an essential component for maintaining thermal stability and electrical safety. Keep your battery pack cool, protected, and ready for peak performance.


Price: Original price was: $ 8.90.Current price is: $ 3.29.

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