SecoLarm SD997AGBQ Enforcer Electric Deadbolt FailSecure 1224 VDC

Adds concealed deadbolt security to most wood or hollow metal doors, with the convenience of electrical operation, Incorporates manual lock/unlock cylinder to operate the SD-997A-GBQ if power is lost (turn lock knob from inside protected premises and/or use key from outside protected premises), Attempts to relock multiple times if the door is not closed properly to prevent the solenoid from burning out. Once the door is closed properly it will automatically lock, Includes control wire which allows for releasing without cutting unit's power, Use with an optional digital keypad for high security without a key. Easily connects to SECO-LARM Digital Keypads