The GRAYHILL part 30-3 is a reliable and durable push button switch designed for momentary contact applications. It features a round button design and a single-pole, single-throw (SPST) configuration. The switch is normally open (N.O.) and has a maximum current rating of 1A at 220VAC. With its solder lug panel mount design, the GRAYHILL part 30-3 can easily be mounted onto various panels or surfaces. It is a dependable choice for applications that require quick and easy push button activation.