BS216, BS230, BS211, BSH223, BSH222, BT3, BT2 Pushbutton Control Switch (Power Push Button Switch) Specifications: 1) Ambient temperature: -25 - 70°C2) ... III4) Degree of protection: IP65/IP665) Altitude above sea level: <2,000m6) Meets IEC60947-5-1, EN60947-5-1 ... 16mm, 22mm, 25/30mm Pushbutton switch and Indicators.COB Pushbutton Switch COB61 COB62 COB63LAY-5 Control SationBS216, BS230, BS211, BSH223, ...