•Fail safe type(Released as power off) •Operation pair with dead bolt mechanical lock.(MK-338) •Could be continuously energized. •With door monitoring switch.
•Fail secured type(Released as energized) •Operation Pair with dead bolt mechanical lock.(MK-338) •Could be continuously energized. •With door monitoring switch.
•Fail secured type(Released as energized) •Operation pair with latch bolt mechanical lock.(MK-738) •Could be continuously energized. •For heavy duty door.
