WALTHER surface-mounted housing, plastic housing made of glass-fibre reinforced polyamide, height 30 mm, black, with cross-locking brackets, with hinged lid, and a seal made of nitrile rubber (NBR), for use in the B10, BB18, DD42 and MOB10 series. Also compatible with aluminium housing. High safety is ensured 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., Significant weight advantage over aluminium, and improved environmental balance through energy-efficient production.