7203-16T0203 is a 16mm diameter Keymat key switch manufactured by Keymat. It is a single pole, single throw momentary switch with quick connect terminals. The switch has an exposed plunger and a stainless steel actuator. Its contact rating is 20A at 250VAC, 10A at 120VAC, 10A at 24VDC, and 5A at 125-250VAC. The switch is designed to be used in a wide array of applications, such as marine, control panels, door entry systems, and various industrial applications. The Keymat 7203-16T0203 is RoHS compliant, and complies with IP67 protection requirements.