ABB's safety switches in housings meet the equipment standard DIN EN 60947-3. The switches are suitable for use as repair and maintenance switches. Our range includes versions in plastic housings, sheet steel housings, aluminum housings, stainless steel housings and for special EMC applications. The switches are also available in 3-pole, 4-pole and 6-pole versions. Depending on the type, they can be used for AC and sometimes also for DC voltages. ABB offers a wide range of handles in black and red-yellow versions as accessories. Auxiliary contacts, fourth poles, connection terminals and various cable entries are also available as accessories from ABB.