The Hensel Grommets for M 25 knockouts feature a sealing range of diameter 9 to 17 mm and are designed for bore holes of diameter 25.5 mm. They accommodate wall thicknesses from 1.5 to 3.5 mm, making them suitable for both normal indoor environments and protected outdoor installations. These grommets comply with the glow wire test standard IEC 60695-2-11 at 750 °C, ensuring strong resistance to high temperatures and flames.
IP55 protection rated Self extinguishing material Flame retardant design Halogen free and silicone free