







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
Original: $4.49
-65%$4.49
$1.57Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
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

















