BKL Electronic 074285 Heat Shrink Tubing 12.7 mm to 6.4 mm Black 50 m Roll 2:1

This heat shrink tubing features a 2:1 shrink ratio, reducing from an initial inner diameter of 12.7 mm to a recovered diameter of 6.4 mm. The 50-metre roll provides ample material for extensive wiring projects.

Overview

Manufactured from polyolefin, this black tubing offers reliable insulation and protection for wires and cables. It is self-extinguishing and operates across a temperature range of -55°C to +125°C, making it suitable for demanding environments. The tubing begins shrinking at +70°C, allowing for controlled installation with a heat gun.

What stands out

• 2:1 shrink ratio for secure fit over connectors and splices
• Wide operating temperature range from -55°C to +125°C
• Self-extinguishing polyolefin material enhances safety
• Dielectric strength of 15 kV/mm provides excellent electrical insulation
• 50-metre length supports large-scale or repeated use

Technical details

• Initial inner diameter: 12.7 mm
• Shrunk inner diameter: 6.4 mm
• Shrink ratio: 2:1
• Length: 50 m
• Material: Polyolefin
• Colour: Black
• Operating temperature range: -55°C to +125°C
• Minimum shrink temperature: +70°C
• Dielectric strength: 15 kV/mm
• Flame retardant: Yes, self-extinguishing
• RoHS compliant: Yes

Our verdict

A versatile and reliable heat shrink tubing for professional electrical insulation, offering consistent performance across a broad temperature range.