Punossuojaputki DeLOCK 20837 3 m x 30 mm harmaa

The DeLOCK Braided Sleeve 20837 is a heat-resistant protective sleeve for bundling and protecting cables, wires and small electrical tubes. It is made of durable polyester, measures 3 m in length with a 30 mm outer diameter and a 20 mm inner diameter, and withstands temperatures from -50 to 150 °C. The sleeve is grey and designed to protect conductors from dirt, abrasion and mechanical stress.

Advantages

The braided sleeve features an integrated zip fastener that allows simple and repeated addition and removal of cables without cutting the sleeve. The polyester construction provides high abrasion resistance, good flexibility and reliable heat resistance, making the sleeve suitable for a range of indoor and industrial cable management tasks.

Suitable for

• Bundling computer, audio and power cables
• Protecting wiring looms in appliances or machinery
• Organising cables in server rooms or workstations
• Insulating and routing small electrical tubes and wire harnesses

Key specifications

• Brand: DELOCK
• Model / MPN: 20837
• Length: 3 m
• Outer diameter: 30 mm
• Inner diameter: 20 mm
• Material: Polyester
• Colour: Grey
• Operating temperature: -50 °C to 150 °C
• EAN: 4043619208371

How to use

Open the integrated zip fastener and place the cables or wires inside the sleeve, then close the zip to secure the bundle. The zip design enables adding or removing individual cables without damaging the sleeve. Trim the sleeve to the required length if necessary and ensure the cut edge is protected or heat-sealed according to local practice to prevent fraying.

Recommendations

The sleeve is intended for mechanical and environmental protection of cables; avoid direct contact with open flames and prolonged exposure to temperatures beyond the specified range. For best results, check that the combined cable diameter does not exceed the inner diameter and distribute cables evenly to maintain flexibility and cooling.