YS-137-S is Australian standard heavy duty electric strike with signal, which is designed for the application of Australian type electric mechanical locks. It suitable for wooden door, metal door, PVC door and so on. It can achieve dual functions of "electric control" for daily use and "manual" opening in emergency. It have door signal output (NO, NC COM), which can feedback the door status for access control system. The lock tongue use 304 stainless steel and the internal movable parts are effectively integrated into one, so the structure is firm and the performance is stable. Also it can be selected as (NO, Fail-Secure) or (NC, Fail-Safe).
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