Illuminated push button Dimensions ? x L: 18 x 9 mm Temperature range: -25 ... +55 °C Section: ? 16 mm Contact material: Ag+Au Plated Contacts: 2 Make Contacts + 2 Break Contacts Protection rating: IP40 Switching type: Momentary Function Termination type: Soldering Connection Mounting depth: 50 mm Rated voltage: 250 VAC / 24 VDC