Description
Ancor Heavy Wall Heat Shrink Tubing 3/4" x 48" Black | Boat Supply Store
Protect critical marine wiring from environmental ingress and mechanical stress with Ancor's Heavy Wall Heat Shrink Tubing. This tubing provides a robust 3:1 shrink ratio, reducing to 1/4" from its original 3/4" diameter, ensuring a tight, secure fit over electrical connections. The integrated heat-activated adhesive lining creates an impervious barrier against saltwater, oil, acids, and UV degradation, essential for vessels operating in harsh coastal or offshore conditions like those found on the Texas coast.
Key Features
- Provides superior strength and non-burning properties with cross-linked polyolefin construction.
- Creates an impervious seal against saltwater, oil, acids, and sunlight via heat-activated adhesive.
- Delivers excellent strain relief to protect electrical connections from vibration and movement.
- Features a high 3:1 shrink ratio for maximum flexibility in application.
- Ensures reliable operation in extreme temperatures from -40°C to 110°C.
- Complies with rigorous safety standards as UL 224 certified.
- Offers easy identification with its distinct black color.
- Provides ample coverage with a 48" length per pack.
Specifications
| Product Specifications | |
|---|---|
| Diameter (Unshrunk) | 3/4" |
| Diameter (Shrunk) | 1/4" |
| Length | 48" |
| Color | Black |
| Pack Size | 1-Pack |
| Material | Cross-linked polyolefin |
| Shrink Ratio | 3:1 |
| Adhesive Lining | Heat-activated |
| Shrink Temperature | 257°F / 125°C |
| Operating Temperature Range | -40°C to 110°C |
| Suitable Wire Range | 8-2/0 AWG |
| Certification | UL 224 |
Who This Is For
Marine electricians and boat owners performing electrical repairs or installations require a durable, waterproof solution for wire connections. DIYers seeking professional-grade results for strain relief and environmental protection on their vessels will find this tubing indispensable.
How It Compares
| Feature | Ancor Heavy Wall Heat Shrink Tubing 3/4" x 48" Black | Blue Sea Systems Heat Shrink Tubing Kit |
|---|---|---|
| Shrink Ratio | 3:1 | 3:1 |
| Material | Cross-linked Polyolefin | Polyolefin |
| Adhesive Lining | Yes (Heat-activated) | Varies by specific kit |
| Wire Range | 8-2/0 AWG | Varies by kit size |
| Length | 48" | Varies by kit |
| Diameter (Unshrunk) | 3/4" | Varies by kit size |
| Diameter (Shrunk) | 1/4" | Varies by kit size |
Common Concerns Answered
Is the 48" length sufficient for all my electrical projects?
The 48" length provides substantial material for many common repairs and installations. For extremely long wiring runs or numerous small connections, you may consider purchasing multiple packs or a longer bulk option if available.
What tools are required for installation?
Proper installation of Ancor Heavy Wall Heat Shrink Tubing requires a heat gun to shrink the tubing and activate the adhesive lining. This ensures a durable, waterproof seal and optimal strain relief for your electrical connections.
Is this tubing really worth the investment over standard heat shrink?
The higher cost of this heavy-wall tubing is justified by its robust construction and specialized marine-grade adhesive lining. This combination provides superior durability, environmental protection, and long-term reliability critical for demanding offshore and saltwater applications, exceeding the performance of standard tubing.
Frequently Asked Questions
What is the shrink ratio of Ancor Heavy Wall Heat Shrink Tubing?
Ancor's Heavy Wall Heat Shrink Tubing features a 3:1 shrink ratio, meaning it will shrink down 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 an operating temperature range of -40°C to 110°C (-40°F to 230°F).
What types of environmental factors does the adhesive lining protect against?
The heat-activated adhesive lining provides an impervious seal against common marine contaminants including saltwater, oil, acids, and UV exposure from sunlight.
What wire gauges is this heat shrink tubing suitable for?
Ancor Heavy Wall Heat Shrink Tubing is suitable for wire ranges from 8 AWG up to 2/0 AWG.
Is this tubing resistant to burning like PVC tubing?
Yes, this tubing is made from cross-linked polyolefin, which provides superior strength and non-burning properties, making it a safer choice than PVC in marine environments.
