The Stopper Station is a multipurpose push button series that covers a wide range of applications both indoors and outdoors. This turn-to-reset push button is housed in a curved shell with HVAC SHUT-DOWN messaging. It comes with interchangeable or replaceable N.O. or N.C., SPST gold-plated contact blocks rated for 3 amps @ 600 VAC or 1 amp @ 250 VDC. It has a standard switch that includes one N.O. and one N.C. contact. It also holds up to three individual isolated contacts. The push button incorporates a unique, patented design that helps dramatically stop accidental activation.