Premium Marine-Grade Heat Shrink Butt Connectors – Reliable & Waterproof
High-conductivity pure copper cores ensure optimal electrical flow with minimal resistance, ideal for 22-18 AWG wires (0.8mm thickness). Double-walled adhesive-lined tubing creates a waterproof, corrosion-resistant seal—perfect for marine, automotive, and outdoor applications. Flame-retardant polyolefin insulation withstands extreme temperatures (-55°C to +125°C) and resists chemicals, oils, and abrasion. Pre-crimped design with integrated solder ensures fast, durable connections—no additional tools needed for a secure bond. 500-piece bulk pack saves costs for professionals and DIYers tackling large-scale wiring projects. Meets SAE-AS81531 and MIL-SPEC standards for aerospace, boating, and industrial use.