These 2218 AWG red heat shrink butt connectors feature a crystal clear insulation body that allows full visual inspection of wire positioning and crimp quality during installation. Designed for precision, the 45 barrel and built-in color-coded stripes guide correct wire stripping and tool alignment. The adhesive-lined insulation delivers a waterproof, corrosion-resistant seal, making them ideal for critical automotive and marine wiring repairs.

Specifications & Features

• Wire Gauge: 2218 AWG
• Connector Type: Heat shrink butt splice
• Insulation Type: Clear adhesive-lined heat shrink tubing
• Barrel Design: 45 barrel with integrated color stripes for crimp alignment
• Visual inspection window confirms full wire insertion and crimp engagement
• Waterproof seal provides long-term protection in harsh environments
• Engineered for automotive, marine, and trailer wiring systems
• Made in USA