Magnetic surface mount stainless steel 400 kg 12/24 V DC + signal. Very high corrosion resistance. Surface mounting with lateral or frontal attachment. Signal: relay. No mechanical wear. Positive safety: opens door immediately at voltage drop Magnet dimensions (L x W x H): 230 x 43.5 x 29.5 mm. Dimensions anchor plate (L x W x H): 185 x 45 x 12 mm. Holding force: 400 kg. Power supply: 12/24 V DC. Consumption: 12 V DC = 550 mA; 24 V DC = 275 mA. Stainless steel magnet. Very high corrosion resistance. Surface mounting with lateral or frontal fixing. Signal: relay. No mechanical wear. Positive safety: opens door immediately at voltage drop. Safety cables. Supplied with anchor plate. Built-in varistor (protection against self-effect).