The GRAYHILL part 39-261-RED is a versatile push button switch that features a round plunger design. It has a normally open and normally closed SPDT configuration, allowing for flexible circuit connections. With a current rating of 0.25A at 220VAC and 28VDC, this switch can handle various electrical applications. It is designed for momentary contact operation and can be easily mounted on PCBs using its reliable thru-hole PC pins. This durable and reliable switch is a perfect choice for your electronic projects.