0.30" Heat Shrink Tubing - 3:1 Ratio - Heavy Wall Adhesive-Lined - 6" Length

This 0.30" ID 3:1 heavy wall adhesive-lined heat shrink tubing provides robust insulation and environmental sealing for critical electrical connections. Designed for harsh and wet conditions, it delivers a tight, moisture-resistant seal around 14–8 AWG wires, making it ideal for battery terminals, underwater use, and direct burial applications.

Specifications & Features

• Shrink Ratio: 3:1
• Pre-shrink Inner Diameter: 0.30"
• Length: 6 inches
• Wire Compatibility: 14–8 AWG
• Wall Type: Heavy wall dual-layer with adhesive lining
• Adhesive lining melts and flows to create a watertight barrier
• Provides superior insulation and strain relief in demanding environments
• Meets UL486D for electrical connections
• Available Colors: Black, Red
• Ideal for battery splices, marine cable repair, and underground installations