Description
Ancor Adhesive Heat Shrink Tubing 3/4" x 3" - Boat Supply Store | Boat Supply Store
Ensure the integrity of critical electrical connections against saltwater intrusion and mechanical stress with Ancor's Adhesive Lined Heat Shrink Tubing (ALT). This tubing shrinks from 19mm to 6.4mm, providing a robust 3:1 shrink ratio ideal for wire gauges 8-2/0 AWG. Its cross-linked polyolefin construction offers superior resistance to abrasion, oil, acids, and UV exposure, crucial for systems operating in demanding offshore fishing environments.
Key Features
- Provides an impervious seal against saltwater, oil, acids, and sunlight with its heat-activated adhesive lining.
- Offers superior strength and durability due to its cross-linked polyolefin construction, outperforming PVC.
- Delivers excellent strain relief to protect electrical connections from vibration and movement.
- Achieves a high shrink ratio of 3:1, shrinking to 1/3 of its original size for a tight fit.
- Shrinks at a precise temperature of 257°F / 125°C for efficient application.
- Maintains functionality across a wide operating temperature range from -40°C to 110°C.
- Is UL 224 certified, meeting rigorous safety and performance standards.
- Includes convenient color-coding with one black and one red tube per pack for easy identification.
Specifications
| Product Specifications | |
|---|---|
| Shrink Ratio | 3:1 |
| Diameter (Unshrunk) | 3/4" (19mm) |
| Diameter (Shrunk) | 1/4" (6.4mm) |
| Wire Gauge Compatibility | 8-2/0 AWG |
| Material | Cross-linked Polyolefin with heat-activated adhesive lining |
| Shrink Temperature | 257°F / 125°C |
| Operating Temperature | -40°C to 110°C |
| Length per Piece | 3 inches |
| Color Options | Black/Red (2-Pack) |
| Certification | UL 224 |
Who This Is For
This heat shrink tubing is designed for marine electricians and dedicated boat owners requiring highly reliable, waterproof electrical connections. It is also ideal for DIY enthusiasts undertaking boat repairs in harsh maritime conditions.
How It Compares
| Feature | Ancor Adhesive Heat Shrink Tubing 3/4" x 3" - Boat Supply Store | Raychem ATUM Heat Shrink Tubing |
|---|---|---|
| Shrink Ratio | 3:1 | 3:1 |
| Adhesive Lined | Yes | Yes |
| Material | Cross-linked Polyolefin | Polyolefin |
| Length per Piece | 3 inches | — |
| Diameter (Unshrunk) | 3/4 inch (19mm) | 0.75 inch |
| Diameter (Shrunk) | 1/4 inch (6.4mm) | 0.25 inch |
| Wire Range | 8-2/0 AWG | Varies by specific model |
| Color Options | Black/Red (2-Pack) | Primarily Black |
Common Concerns Answered
Is the 3-inch length sufficient for all marine wiring repairs?
While the 3-inch length is often adequate for standard terminal connections, users performing repairs on longer wire runs may find it necessary to use multiple pieces. This is a common consideration for any heat shrink tubing of this specific length.
Is it difficult to achieve a proper shrink on larger gauge wires?
Achieving a perfect, consistent shrink on very large gauge wires (e.g., 2/0 AWG) generally requires a heat gun with sufficient output and consistent application of heat. Users have occasionally noted the need for a more powerful heat source for optimal results on larger conductors.
Is the price justified compared to basic heat shrink tubing?
The initial cost may appear higher than non-adhesive heat shrink tubing. However, the integrated adhesive lining provides a superior, waterproof seal and enhanced strain relief, essential for the longevity and reliability of critical marine electrical systems, making it a worthwhile investment for harsh environments.
Frequently Asked Questions
What is the shrink ratio of Ancor Adhesive Lined Heat Shrink Tubing?
The Ancor Adhesive Lined Heat Shrink Tubing features a 3:1 shrink ratio, meaning it shrinks to one-third of its original diameter.
What wire gauges is this heat shrink tubing compatible with?
This heat shrink tubing is compatible with wire gauges ranging from 8 AWG to 2/0 AWG.
What temperatures does this heat shrink tubing operate in?
This heat shrink tubing is rated for operation in temperatures ranging from -40°C to 110°C (-40°F to 230°F).
What materials is this heat shrink tubing resistant to?
The cross-linked polyolefin tubing with its heat-activated adhesive lining provides resistance to saltwater, oil, acids, and UV sunlight.
Is this heat shrink tubing suitable for marine environments?
Yes, this heat shrink tubing is specifically engineered for marine applications, featuring an adhesive lining that creates a waterproof seal and robust strain relief essential for harsh saltwater conditions.
