Marquardt Illuminated Double Pole Single Throw (DPST), Momentary Rocker Switch Panel. Panel Cut Out Width: 19.8mm. Panel Cut Out Height: 12.9mm. Contact Current Rating: 4 A. Illuminated: Yes. Actuator Colour: Red. Mounting Type: Panel Mount. IP Rating: IP40. Terminal Type: Solder. Actuator Shape: Rectangular. Panel Cut Out Size: 19.8 x 12.9mm. Contact Material: Silver. Operating Temperature Range: -20 → +55 (Actuating Side) °C, -20 → +85 (Terminal Side) °C. Case Material: Polyamide. MPN: 1855.0102