Heat Shrink Tubing – 4:1 Adhesive Lined (Black, Red, Yellow) - Sold Per Metre

Heat Shrink Tubing – 4:1 Adhesive Lined (Black, Red, Yellow)

Seal, insulate, and protect your electrical connections with premium 4:1 adhesive-lined heat shrink tubing, designed for demanding automotive and heavy-vehicle applications. Featuring an internal glue lining, this heat shrink provides a strong, waterproof seal once heated, preventing moisture ingress and corrosion.

The 4:1 shrink ratio allows the tubing to shrink tightly over irregular shapes, connectors, and splices, making it ideal for professional wiring repairs, terminations, and custom electrical installations. Suitable for use in engine bays, chassis wiring, and exposed environments where reliability is critical.

Available in black, red, and yellow for easy circuit identification and professional colour coding.

Key Features

• High shrink ratio: 4:1

• Adhesive-lined internal glue for waterproof sealing

• Excellent insulation and strain relief

• Protects against moisture, corrosion, and vibration

• Ideal for automotive, truck, and 12–24V systems

• Professional-grade finish

Specifications

• Shrink Ratio: 4:1

• Internal Lining: Adhesive (glue-lined)

• Material: Polyolefin

• Voltage compatibility: 12V / 24V systems

• Operating temperature: Suitable for automotive environments

Available Colours

• Black

• Red

• Yellow

Common Uses

• Sealing crimp terminals and connectors

• Wiring repairs and joins

• Automotive and truck electrical systems

• Engine bay and chassis wiring

• Waterproofing exposed connections