ProStat+ PSP2152 5+2 Day, 2 Heat 1 Cool, Programmable Heat Pump Thermostat | with AUX Heat, 2 Heat 1 Cool, Adjustable Staging, for 4 Wire Systems

The ProStat PSP2152 is a 5+2 day programmable heat pump thermostat designed for reliable and precise climate control in residential and light commercial settings. Compatible with 4-wire heat pump systems, it supports 2-stage heating and 1-stage cooling, making it a versatile choice for year-round comfort. The thermostat features an adjustable first-stage deadband (1 to 6 degrees F) and a customizable cycle timer for cooling and heating run cycles (10 to 30 minutes, or defeated for zoning applications). With up to 4 programmable time periods per day, you can easily tailor your schedule to fit your lifestyle. The large, easy-to-read display shows temperatures in either Fahrenheit or Celsius, and a bi-color LED indicator glows green for cooling and red for heating when system powered. An AUX Heat Switch allows you to lock out strip heat or set emergency heat as needed. The unit can be powered by the system or by two AA batteries, and features an easy-access front battery compartment. Additional conveniences include a service filter indicator and a clean white housing that fits seamlessly into any decor.