Premium 3M Heat Shrink Butt Connectors for Marine & Industrial Use
High-quality tin-plated copper terminals ensure superior conductivity and corrosion resistance, ideal for harsh marine environments. Thick-walled adhesive-lined tubing provides a waterproof, dustproof seal when heated, preventing wire damage from moisture and vibration. Precision-engineered with a wide heat shrink ratio (2:1) for secure fit on various wire gauges (22-10 AWG), reducing installation time. Flame-retardant polyolefin material meets UL/CSA safety standards, suitable for automotive, marine, and outdoor electrical projects. Pre-crimped design with integrated solder sleeve allows quick, tool-free connections—perfect for emergency repairs or DIY wiring. Sold in bulk at unbeatable wholesale prices, optimized for large-scale industrial procurement and professional electricians.