Siemens 3SB2 Red Push Button Momentary. Cutout Diameter: 16.2mm. Push Button Style: Round. Illuminated: No. IP Rating: IP65. Maximum AC Voltage: 250V. Mounting Type: Panel Mount. Body Material: Plastic. Terminal Type: Quick Connect. Maximum Current: 10 A. Maximum Operating Temperature: +70°C. Minimum Operating Temperature: -25°C. MPN: 3SB2203-0AC01