قفل مغناطيسي دبل 280كجم Double Door Magnetic Lock 280Kg Double – Magnetic lock 280Kg Specification • Holding force : 280kg X 2 • Operating voltage : DC12V/24V • Operating current : 500mA /250mA X 2 • Lock dimension : 500*48.5*25(mm) • Armature plate dimension :180*38*13(mm) • Net weight : 4.2Kg • Door status signal：optional