Push-button Switch, vandal proof Dimensions ? x H: 25 x 45 mm Temperature range: -20...+55 °C Contact material: Ag Contacts: 2 Change-Over (CO) Housing Material: Brass (CuZn) / Chromium-Plated Illumination: No Protection rating: IP65 Switching type: Latching Function Termination type: Blade Terminal 2.8 x 0.5 mm Flush-mounted ?: 22.2 mm Rated voltage: 250 VAC / 24 VDC