TPI Set Back On Demand Thermostat SDHW1001 Hardwire 4H / 4C Conventional or 2H / 1C Heat PumpAll the savings without any of the hassles of a programmable thermostat. Once installed, everything is automatic. When people are present it automatically controls to the comfort setting. When they leave, it automatically returns to the economy setting. The SD thermostat learns your schedule so you arrive to a comfortable temperature. Holidays are no problem. When no-one arrives, it automatically returns to the economy setting. Our Auto-Changeover doesn't limit your comfort settings. We incorporate an adjustable deadband to protect your equipment while maintaining comfort. Factory set at 2 degrees, but adjustable from 1-5 degrees. This model works with low voltage systems up to 4 stages of heat, 4 stages of cool, or any combination up to a total of 4 stages including Heat Pumps. Product Specifications BRANDTPI WIDTH INCHES4-1/4 DEPTH INCHES1-1/2 HEIGHT INCHES3-1/2 WEIGHT LBS1 COLORWhite CONSTRUCTIONNickel-Chrome Alloy Element / Porcelain End Caps TEMPERATURE CONTROL RANGE °F50 to 90 VOLTAGE30 / 24 / 20 HERTZ60 PROGRAMMABLEManual STAGES4H / 4C Conv or 2H / 1C Heat Pump DESCRIPTIONThermostat FOR USE WITH4H / 4C Conventional or 2H / 1C Heat Pump System LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERSDHW1001
