HellermannTyton 323-20300 Heat Shrink Tubing, Black, 3.2mm Dia, 1.2m Length, 10 pcs

HellermannTyton 323-20300 is a high-quality heat shrink tubing made from cross-linked polyolefin, designed for electrical insulation, mechanical protection, cable bundling, and strain relief. With a 2:1 shrink ratio, it shrinks to half its supplied diameter when heated above +100°C, providing a tight, secure fit. This pack contains 10 sticks, each 1.2 meters long, with a supplied internal diameter of 3.2 mm and a recovered internal diameter of 1.6 mm. The black tubing offers excellent UV and chemical resistance, and is rated UL224 VW-1 for flammability.

Advantages

Reliable insulation and protection for cables and wires. Easy to install with a heat gun. Flexible and durable over a wide temperature range (-55 to +125°C). RoHS and UL approved.

Suitable for

• Electrical insulation of wires and terminals
• Mechanical protection against abrasion and cuts
• Cable bundling and organization
• Strain relief at connection points

Key specifications

• Material: Cross-linked Polyolefin
• Colour: Black
• Shrink Ratio: 2:1
• Supplied Internal Diameter: 3.2 mm
• Recovered Internal Diameter: 1.6 mm
• Length per Stick: 1.2 m
• Quantity per Pack: 10 sticks
• Operating Temperature: -55 to +125 °C
• Minimum Shrink Temperature: +100 °C
• Dielectric Strength: 20 kV/mm
• Tensile Strength: 15 MPa
• Flammability Rating: UL224 VW-1
• Recovered Wall Thickness: 0.45 mm

Recommendations

For best results, use a heat gun or hot air blower at a temperature of at least +100°C. Ensure the tubing is fully shrunk and cooled before handling. Suitable for indoor and outdoor applications.