Siemens RWB1007 7 Day or 5/2 Day Timeswitch Part No. RWB1007 Features Siemens RWB1007 Time Switch - 5/2 or 7 Day With large backlit display, auto summer/winter change, ideal for combi boilers. Operating voltage: 230 V AC, 50 Hz Switching voltages: 24/240 V. Relay contact rating: 6(2) A, volt free. Ambient temperature range: 0 to 50°C Dimensions: H 85 x W 140 x D 34 mm. Product Specification Ambient Temperature - 0 to 50°C Brand - Siemens Contact Rating - 6(2)A, volt free Dimensions - H 85 x W 140 x D 34 mm Display - Backlit Power Supply - 220 V AC Switching Voltage - 24/240 V Time Frame - 7 or 5/2 Day Timer - 5/2 or 7 Day Type - Time Switch