قفل مغناطيسي 500كجم Single door magnetic lock 500Kg Magnetic lock 500Kg Specification • Holding force : 500kg • Operating voltage : DC12V/24V • Operating current : 420mA/ 210mA • Lock dimension：265*74.7*38.5(mm) • Armature plate dimension : 185*60*13(mm) • Net weight : 4.3Kg • Door status signal : optional