Zudsec Lock Electromagnetic ZDL-500ST

NC lock = Normally Closed No power → unlocked Power ON → locks NC = Needs power to stay closed Input voltage：DC12V Holding Force: 500kg(1200Lbs) With door state detection signal output function, for applications that require real-time monitoring of entrance door switch state occasions; NO /NC /COM, NO output when locking and unlocking the NC output With adjustable delay locked 0-20 seconds Bi-color LED to achieve opening and closing status display Fail-safe type (Power to lock): Power-on to lock, Power-off to open). Suitable for: Wooden door , Glass door ,Metal door , Fireproof door Finishes for Shell: Anodized aluninum Finishes for Magnetic: Zinc Finishes for Armature: Zinc