HellermannTyton HIS-3 Heat Shrink Tubing 3:1, 3.0mm, Black, 10m

The HellermannTyton HIS-3 heat shrink tubing (300-30640) is a high-quality polyolefin tubing designed for insulation, protection, and strain relief of electrical connections. With a 3:1 shrink ratio, it fits a wide range of applications, shrinking to one-third of its supplied diameter. This 10-meter roll in black color is ideal for professional and DIY use.

Advantages

Excellent insulation and mechanical protection. Halogen-free and self-extinguishing (UL94 V0) for safety. Wide operating temperature range from -55°C to +125°C. Easy installation with minimum shrink temperature of +90°C.

Suitable for

• Electrical cable insulation and protection
• Strain relief for connectors and terminals
• Bundling and identification of wires
• Automotive, industrial, and electronic applications

Key specifications

• Product Type: Heat Shrink Tubing
• Series: HIS-3
• Material: Polyolefin (PO-X)
• Color: Black
• Shrink Ratio: 3:1
• Supplied Inner Diameter: 3.0 mm
• Recovered Inner Diameter: 1.0 mm
• Length: 10 m
• Operating Temperature: -55°C to +125°C
• Minimum Shrink Temperature: +90°C
• Dielectric Strength: 20 kV/mm
• Flammability Rating: UL94 V0
• Wall Thickness (Recovered): 0.45 mm
• Halogen-free: Yes
• UV Resistant: No
• Approvals: UL, CSA, RoHS
• Packaging: Dispenser Box

Recommendations

For best results, use a heat gun or hot air blower to shrink the tubing evenly. Ensure the tubing is fully recovered for a tight seal. Suitable for indoor use; not UV resistant for outdoor exposure.