Description
The PB21 is an American standard push button switch, designed with a stainless steel faceplate. It can be integrated with access control system, allowing door exit by momentarily activating or deactivating the electric locking device.
The PB21 is an American standard push button switch, designed with a stainless steel faceplate. It can be integrated with access control system, allowing door exit by momentarily activating or deactivating the electric locking device.
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