Illuminated push button Dimensions L x W x H: 9 x 24 x 18 mm Temperature range: -25 ... +55 °C Section: ? 16 mm Contact material: Ag+Au Plated Contacts: 3 Make Contacts + 3 Break Contacts Protection rating: IP40 Switching type: Momentary Function Termination type: Soldering Connection Mounting depth: 57 mm Rated voltage: 250 VAC / 24 VDC