Pushbutton Switch Dimensions ? x H: 19.8 x 24.5 mm Temperature range: -40 ... +85 °C Cap colour: Red Colour: Black Contact material: Ag+Au Plated Contacts: 1 Make Contact (NO) Protection rating: IP67 Switching type: Latching Function Switching type, ( )momentary: On-Off Termination type: Soldering Connection Flush-mounted ?: 16.2 mm Rated voltage: 24 VDC