1-pole on-off switch Momentary Push Button Switch, IP67, Panel Mount. Panel Cut Out Diameter: 16.2mm. Contact Current Rating: 200 mA @ 48 V dc. Actuator Colour: Black. Maximum Operating Temperature: +85°C. Minimum Operating Temperature: -40°C. Operating Temperature Range: -40 → +85°C. Terminal Type: Through Hole. Contact Material: Gold Plated Silver. MPN: IRC3F422, APEM