AC 110-240V to DC12v 3A 36w Power Supply for Door Access Control System Power Supply Features: Power Supply is Standard 12VDC,3A Control electric locks or bolts directly, Lessen the load of access controller Save project wires,Provide very stable and reliable output in a various applications such as lock control/controller control/exit button/RFID-ID Reader.These products are widely applied in access control system and related applications such as Electric Magnetic lock , lock controller, RFID-IC card reader ,password keypad etc.