NO/NC Momentary Push Button Switch, IP67, Panel Mount. Panel Cut Out Diameter: 12mm. Contact Current Rating: 5 A@ 28 V dc. Actuator Colour: Blue. Terminal Type: Solder. Actuator Type: Plunger. Minimum Operating Temperature: -40°C. Operating Temperature Range: -40 → +125°C. Contact Material: Gold Plated Silver. Maximum Operating Temperature: +125°C. MPN: IPC5SAD1, APEM