Description
Unit : Meter
The Black 2:1 Heat Shrink Tube is designed to provide electrical insulation, mechanical protection, and reinforcement for wires, cables, connectors, and soldered joints.
With a 2:1 shrink ratio, the tubing can shrink to approximately half of its supplied diameter when heated, allowing it to form a secure fit around cables and electrical connections. It is suitable for wiring protection, cable management, connector insulation, and repair work in UAVs, RC aircraft, robotics, automotive systems, and general electronic applications.
The tubing is supplied in black and available in multiple sizes to accommodate different cable diameters.
General Specifications:
- Product type: Heat Shrink Tube
- Shrink ratio: 2:1
- Color: Black
- Minimum shrink temperature: +70°C
- Full shrink temperature: up to +110°C
- Operating temperature: -55°C to +125°C
- Rated voltage: 1000 V
- Shape: Round / Flat
- Application: Electrical insulation, wire protection, cable reinforcement, connector insulation, and sealing
Available Sizes:
| Size | Inner Diameter | Wall Thickness | After Contraction | Color |
|---|---|---|---|---|
| 2 mm | 2.5 ± 0.2 mm | 0.19 ± 0.03 mm | 0.38 ± 0.05 mm | Black |
| 5 mm | 5.5 ± 0.4 mm | 0.21 ± 0.03 mm | 0.42 ± 0.05 mm | Black |
| 8 mm | 8.5 ± 0.5 mm | 0.21 ± 0.03 mm | 0.42 ± 0.05 mm | Black |
| 12 mm | 12.5 ± 0.5 mm | 0.25 ± 0.03 mm | 0.50 ± 0.05 mm | Black |
| 18 mm | 19.0 ± 0.5 mm | 0.31 ± 0.04 mm | 0.60 ± 0.07 mm | Black |
For best results, select a tube size that fits comfortably over the component before heating and shrinks securely around it after installation.







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