Trefoil Serie - KOZ Products | Cable clamps and cable blocks

KOZ Products Trefoil series for three cables – Efficient and secure fastening

The KOZ Products Trefoil series, available in TRI and TRI ECO versions, is specifically designed for reliably securing three cables in a trefoil configuration—ideal for low-, medium-, and high-voltage cables with a nominal outer diameter of 15 to 150 mm. Thanks to their robust design, each clamp consists of an upper and lower shell that are easy to install, including integrated spaces that neatly conceal the mounting nuts.

KOZ Products Trefoil TRI and Trefoil TRI eco series

Trefoil TRI

The TRI series offers a sturdy mounting solution with two mounting holes, ideal for heavy-duty applications where maximum performance is required.

Trefoil TRI eco

The TRI ECO version is lighter, resulting in a more attractive price – without compromising safety or functionality. Both versions offer an additional mounting option via a central hole in the base shell.

Designed for extreme conditions

Top material

Made of black, glass fibre reinforced polyamide (PA66), which offers exceptional mechanical strength and chemical resistance.

High reliability

Resistant to oils, acids, salts, UV radiation, heat and even nuclear radiation.

Safety standards

Self-extinguishing according to UL 94 V0, halogen-free, with no sharp edges and a lifetime warranty.

Wide temperature range

Standard suitable from 80 °C to +120 °C, with short peak load up to +220 °C.

Performance and certifications

The Trefoil clamps are certified to highly regarded standards and tested for short-circuit resistance and mechanical stability. This makes them ideal for critical installations in sectors where safety and reliability are paramount.

Practical applications

These cable clamps are ideally suited for sectors with heavy demands, such as The trefoil shape also helps maintain electromagnetic balance, which is essential in dynamically loaded and short-circuit-intensive environments

High-voltage installations and power grids

Maritime and offshore environments

Industry and process installations

Power plants and infrastructure projects

Choose Trefoil security with KOZ Products

By choosing the KOZ Products Trefoil TRI and TRI ECO series, you’re investing in a technical solution that combines power, reliability, and ease of installation. Whether for heavy-duty industrial applications or cost-effective projects with stringent requirements, KOZ delivers top-quality, customized solutions.