Dimensions magnet (L x W x H): 167 x 34 x 21 mm. Dimensions anchor plate (L x W x H): 130 x 32 x 9 mm. Power supply: 12/24 V DC. Consumption: 12 V DC = 550 mA; 24 V DC = 225 mA. Holding force: 180 kg. High corrosion resistance. Signal: relay. Mounting. 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 (self-effect protection).