WALTHER sleeve housing, plastic housing made of glass fiber reinforced polyamide, height 87mm, black, with longitudinal locking cams and side cable entries, for the B10, BB18, DD42 and MOB10 series, for base or surface-mounted housings with and without hinged lids, also compatible with aluminum housings and for screwing with bayonet lock, high safety is guaranteed by PE contact on both sides, fire protection class V0 according to UL94, cable strain relief according to DIN EN 50262 and protection class IP65 according to DIN 60529., Strong weight advantage over aluminum, and improved environmental balance through energy-efficient production.