Battery Insulator Rings 200 Pack for 18650 Cell Spot Welding

Protect and insulate your battery packs with this 200-piece set of adhesive insulation rings, designed for use with 18650 lithium cells. Made from durable, heat-resistant paper, these gaskets prevent short circuits during spot welding and add a layer of safety to battery assembly. Pre-cut with strong adhesive backing, they’re ideal for battery builders, electronics technicians, and DIY repair projects.

Key Features

• 200pcs of high-quality adhesive insulation rings

• Designed for 18650 lithium battery terminals

• Prevents short circuits during welding or assembly

• Made from heat-resistant, flame-retardant paper material

• Easy peel-and-stick application for fast use

Why Choose Our Battery Insulator Rings
Unlike generic cutouts or makeshift insulation, these pre-sized adhesive rings offer perfect alignment, reliable stick, and peace of mind during battery building or soldering work.

Perfect For
Battery builders, electronics repair pros, DIY kits, solar packs, and spot welding safety.

Call to Action
Secure every cell in your battery build with protective rings that insulate where it matters most.