Signal: door position contact. Very high corrosion resistance. Installation. Recommended for outdoor use. Supplied with anchor plate. Power supply: 12/24 V DC. Consumption: 12 V DC = 550 mA; 24 V DC = 275 mA. Dimensions magnet (L x W x H): 228 x 38 x 27 mm. Dimensions anchor plate (L x W x H): 185 x 38 x 11 mm. Holding force: 300 kg. Stainless steel. Signal: door position contact. Very high corrosion resistance. Recessed. Recommended for outdoor use. Supplied with anchor plate. No mechanical wear. Positive safety: opens the door immediately at voltage drop. Built-in varistor (protection against self-effect).