This Stopper® Station, key-to-reset push button switch includes a flush mounted Universal Stopper protective cover with an internal horn. The push button is housed in a curved shell with EMERGENCY messaging. Interchangeable or replaceable N.O. or N.C., SPST gold-plated contact blocks rated for 6 amps @ 600 VAC or 1 amp @ 250 VDC. Part of the Stopper® Station series, which is a multipurpose push button series that covers a wide range of applications both indoors and outdoors. This product's unique, curved design helps protect against accidental activation.