This Stopper Station, turn-to-reset push button switch, with shield, is housed in a curved white shell with EMERGENCY POWER OFF 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.