HACC-LH250S Single Door Magnetic Lock The Magnetic Lock supports static Linear thrust of 300kg The power supply can be customized to be 12VDC or 24VDC, and the default voltage is 12VDC It is equipped with internal voltage dependent resistor (MOV) It is applied to wooden door, glass door, metal door, and fireproof door LED indicator displays the status of door lock Signal output of door lock status (NONCCOM) Anti-residual magnetism design Abrasion-proof material The shell is made up of aldural and is hard anodizing electroplated No mechanical failure, and the magnetic lock works by electromagnetism force