Used for locking sell-machine, storage shelf, file cabinet, boat engine cover and etc. For Security Home House Cabinet Control Inswinging Door
Electromagetic lock is a mechanical lock controlled by the relay.
The lock works as the circuits disconnects, and it will unlock as the instant power-on.
Three ways of unlocking are for emergency, so there is no necessary to destroy the lock.
In the anti-theft and shockproof design, the lock is better than other kinds of locks.