Siemens 134-1085 ROOM TEMP THERMOSTAT, ELECTRIC LINE VOLT, CONCEALED OR EXPOSED, HEAT AND COOLSiemens 134 1085 Electric Line Voltage Room Thermostat for heating and cooling applications. The 120 240 Vac unit is single pole, double throw with exposed or concealed single setpoint adjustment and bimetal thermometer, high and low limit stops, 40 to 90 degrees Fahrenheit (5 to 30 degrees Celsius) temperature range, and Resistive Rating of 22 Amps at 120 Vac. Use blank faceplate 134 034 (included with unit) for concealed adjustment and thermometer.