HellermannTyton HIS-3 Heat Shrink Tubing 3:1 Black 3.0mm Supplied ID (627-95001)

Electrical technicians and harness builders rely on this HellermannTyton HIS-3 heat shrink tubing for insulating splices, bundling wires, and providing strain relief in demanding environments. The 3:1 shrink ratio allows it to conform tightly over connectors and irregular shapes, while the cross-linked polyolefin material delivers robust mechanical protection.

Key specifications

• Supplied inner diameter: 3.0 mm
• Recovered inner diameter: 1.0 mm
• Recovered wall thickness: 0.50 mm
• Shrink ratio: 3:1
• Material: Cross-linked polyolefin
• Colour: Black
• Operating temperature range: -55°C to +125°C
• Minimum shrink temperature: +70°C
• Dielectric strength: 20 kV/mm
• Tensile strength: 15 MPa
• Flammability rating: UL VW-1 (self-extinguishing)
• Longitudinal shrinkage: max. 5%

Why choose it

This tubing withstands harsh conditions, including UV exposure and common chemicals, making it suitable for both indoor and outdoor use. Its self-extinguishing properties add a layer of safety in electrical installations.

Ideal use cases

• Insulating and protecting wire splices
• Bundling and organising cables
• Providing strain relief at connectors
• Colour coding for identification

Good to know

The HIS-3 series is recognised by UL and CSA, ensuring compliance with industry standards. The tubing is RoHS compliant and offers good resistance to UV radiation and common fluids.