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This 1" ID 2:1 heat shrink tubing is designed for insulating and bundling large wire gauges in demanding environments. The thin-wall, flexible tubing shrinks to half its original diameter when heated, creating a snug, secure seal around 2/0–4/0 AWG wires for automotive, marine, and heavy-duty electrical applications.
Specifications & Features
- Shrink Ratio: 2:1
- Pre-shrink Inner Diameter: 1"
- Recovered Inner Diameter: 0.500"
- Length: 12" segments
- Wire Compatibility: 2/0–4/0 AWG
- Wall Type: Single wall, non-adhesive
- Flexible and flame-retardant tubing for high-capacity wiring and terminal protection
- Available Colors: Black, Red, Blue, Yellow, Green, White, Clear
- Ideal for marine battery cables, welding leads, and industrial harnesses
Original: $12.99
-65%$12.99
$4.55Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
This 1" ID 2:1 heat shrink tubing is designed for insulating and bundling large wire gauges in demanding environments. The thin-wall, flexible tubing shrinks to half its original diameter when heated, creating a snug, secure seal around 2/0–4/0 AWG wires for automotive, marine, and heavy-duty electrical applications.
Specifications & Features
- Shrink Ratio: 2:1
- Pre-shrink Inner Diameter: 1"
- Recovered Inner Diameter: 0.500"
- Length: 12" segments
- Wire Compatibility: 2/0–4/0 AWG
- Wall Type: Single wall, non-adhesive
- Flexible and flame-retardant tubing for high-capacity wiring and terminal protection
- Available Colors: Black, Red, Blue, Yellow, Green, White, Clear
- Ideal for marine battery cables, welding leads, and industrial harnesses






















