Description
Ancor Heavy Wall Heat Shrink Tubing 1" Black | Boat Supply Store
Ensure the integrity of your vessel's electrical systems against corrosive elements with Ancor's Heavy Wall Heat Shrink Tubing. This tubing features a robust 3:1 shrink ratio, reducing to 3/8" to create a tight, waterproof seal over wire splices and terminations. The cross-linked polyolefin construction ensures durability and flame resistance, operating reliably from -40°C to 110°C, making it suitable for exposed wiring on offshore sportfishers or submerged bilge pumps.
Key Features
- Superior Protection with heavy wall construction
- 3:1 Shrink Ratio for comprehensive coverage
- Cross-linked Polyolefin tubing for strength and flame resistance
- Watertight Seal via heat-activated adhesive lining
- Environmental Resistance to saltwater, oil, acids, and UV exposure
- Reliable Strain Relief for enduring connections
- UL 224 Certified for assured safety and performance
- Impervious Seal against harsh marine conditions
Specifications
| Product Specifications | |
|---|---|
| Diameter (Pre-Shrink) | 1" |
| Shrinks To | 3/8" |
| Length | 48" |
| Color | Black |
| Shrink Ratio | 3:1 |
| Material | Cross-linked polyolefin |
| Lining | Heat-activated adhesive |
| Wire Gauge Compatibility | 2-4/0 AWG |
| Operating Temperature | -40°C to 110°C |
| Shrink Temperature | 257°F / 125°C |
| Certification | UL 224 |
Who This Is For
Marine electricians and boat owners performing robust electrical repairs and installations requiring waterproof, durable wire connections. DIYers seeking professional-grade protection for critical marine wiring systems.
How It Compares
| Feature | Ancor Heavy Wall Heat Shrink Tubing 1" Black | Competitor |
|---|---|---|
| Shrink Ratio | 3:1 | 3:1 |
| Adhesive Lined | Yes | Yes |
| Material | Cross Linked Polyolefin | Polyolefin |
| Length | 48" | — |
| Diameter (Pre-Shrink) | 1" | — |
| Shrink Temperature | 257°F / 125°C | null |
| Operating Temperature Range | -40°C to 110°C | null |
Common Concerns Answered
Is it difficult to get a perfect seal with this heat shrink?
Achieving an optimal seal requires even heat application. Ensure consistent heat distribution with a heat gun for a watertight connection.
Why is this heat shrink more expensive than standard options?
The higher cost reflects its marine-grade specifications, including heavy wall construction, 3:1 shrink ratio, and a robust adhesive lining specifically designed for harsh saltwater environments and extended durability, unlike generic tubing.
Will this tubing withstand constant exposure to marine conditions?
Yes, its cross-linked polyolefin material is inherently resistant to saltwater, oil, acids, and sunlight, ensuring long-term protection for electrical connections.
Frequently Asked Questions
What is the shrink ratio of the Ancor Heavy Wall Heat Shrink Tubing?
The Ancor Heavy Wall Heat Shrink Tubing features a 3:1 shrink ratio, meaning it will shrink to one-third of its original diameter.
What is the operating temperature range for this heat shrink tubing?
This heat shrink tubing is rated for operation between -40°C and 110°C (-40°F to 230°F).
What wire gauges is this tubing suitable for?
The 1" diameter tubing is suitable for wire gauges ranging from 2 AWG to 4/0 AWG.
What materials is this tubing made from?
The tubing is constructed from cross-linked polyolefin, a durable and flame-resistant material.
What is the purpose of the adhesive lining in this tubing?
The heat-activated adhesive lining melts and flows during the shrinking process to create a watertight, environmentally sealed connection that prevents moisture ingress and corrosion.
