SASWELL T21 Programmable 2 Heat/1 Cool Thermostat for Home, Digital Household Thermostat Compatible with Heat Pump with Auxiliary Heating and Conventional 2H/1C Multi-Stage System(C-Wire Recommended)
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Product description
- Wide Compatibility This programmable thermostat supports conventional multi-stage systems and heat pump systems up to (2H 1C) (C-wire required), and is also compatible with single-stage heating and cooling systems, heat pumps without auxiliary heating, hydronic heating, boilers, gas fireplaces (24V), and 750 millivolt systems. Works seamlessly with gas, electric, and oil furnaces. Note Before making a purchase, please ensure that the product description match your requirements.
- User-Friendly Appearance Design The cover of household thermostat cleverly conceals and protects some of the setting buttons and the battery slot, effectively preventing accidental program activation and related safety issues. It also features an easy-to-read backlight LCD screen with options to display temperatures in Fahrenheit or Celsius, making it simple and adaptable for all users.
- Easy DIY Installation This digital thermostat is designed for quick, hassle-free setup. A detailed manual ensures smooth installation, making it perfect for DIY users upgrading the home system.
- Dual Power Options This thermostat for house offers dual power options, operating via 24VAC or 2 size AA batteries, and requires no C-wire when battery-powered. (For optimal performance and stability in 2H 1C systems, connecting the C-wire is highly recommended. This also eliminates the need for frequent battery changes.)
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