High corrosion resistance. Holding force: 300 kg. Installation. Signal: door position contact. Supplied with anchor plate. Dimensions magnet (L x W x H): 205 x 32 x 24.5 mm. Dimensions anchor plate (L x W x H): 185 x 38 x 11 mm. Silent operation. Power supply: 12/24 V DC. Consumption: 12 V DC = 550 mA; 24 V DC = 275 mA. High corrosion resistance. Holding force: 300 kg. Recessed. Signal: Door position contact. Supplied with anchor plate. No mechanical wear. Simple installation. Recommended for indoor use. Positive safety: immediately opens the door in case of voltage drop. No residual magnetism. Built-in varistor (protection against self-effect).