The ShrinKit 321 Universal basic has set a new standard in heat shrink tubing. The universal basic offers many applications with the ideal ratio of 3:1 being perfectly suited to the electronics industry and electrical installation.

• Compact and handy kit
• Case can be re-used for storing nails, screws, nuts, fish hooks, etc.
• Self-extinguishing outside wall
• Dielectric strength: 20 kV/mm
• Operating temperature: -55 to 135°C

Why should I use ShrinKit 321 Universal Basic heatshrink tubing kit?
This compact kit contains a selection of widely used coloured tubing in five sizes and five colours in different lengths. The kit contains 177 pieces in total. The heat shrinkable tubing has a 3:1 shrink ratio offering a variety of applications and usability.

What comes in the box?
• 177 pre-cut pieces in five sizes
• Sizes range from 3mm to 18mm
• Black and coloured tubing

How can I shrink the tubing?
A heat gun or a heat shrink oven are ideal ways to shrink your tubing. Before heating always check to ensure you know the correct heating temperature of your tubing.

Remember to ensure all health and safety precautions have been taken prior to using a heating devise.

This heat shrink tubing by HellermannTyton is reliable for a wide range of applications in different industries. With a shrink ratio of 3:1 and made of cross-linked polyolefin, this tubing provides reliable protection and insulation for wires and cables. Whether you need to bundle wires together or protect them from mechanical damage, this heat shrink tubing is a versatile solution.

• Shrink ratio of 3:1 ensures a secure fit around wires and cables
• Cross-linked polyolefin material offers excellent protection and insulation
• Flame retardant properties make it safe for various applications
• Available in black, blue, green/yellow, red, and white colours for easy identification
• Operating temperature range from -55°C to +135°C for reliable performance in extreme conditions

• Ideal for bundling wires together in automotive applications
• Used for electrical insulation in industrial settings
• Provides protective sleeves for wires in marine environments

Yes, it is flame retardant and can be used outdoors.

Yes, the cross-linked polyolefin material ensures excellent insulation for wires.

Yes, the tubing meets RoHS standards for environmental safety.