Honeywell RTH221B Basic 1 Week Programmable Thermostat
- Simply Programming - one program for the entire week, up to 4 periods per day.
- Precise temperature control of +/-1 Degree Fahrenheit for consistent comfort.
- Easy to read digital display - Fahrenheit or Celsius temperature, 12 or 24 hour clock.
- Compatible with heating, cooling and heat pump without auxiliary heat.
- Does not work with electric baseboard heat (120-240V) multistage HVAC systems.
The Honeywell RTH221B Basic 1 Week Programmable Thermostat is a simplified and easy to use 1-week programmable thermostat. This one-piece thermostat has one hassle-free program for every day of the week. The added bonus of choosing between 4 preset options such as wake, leave, return and sleep add versatility to this programmable thermostat. The Honeywell Basic 1 Week Programmable Thermostat utilizes a crystal clear digital display that allows for precise temperature control. This thermostat is compatible with heating, cooling and heat pumps without auxiliary heat options.
- Heating Only: Yes
- Cooling Only: Yes
- Compatible with Warm Air Furnace: Yes
- Compatible with Central Air Conditioning: Yes
- Compatible with Hot Water: Yes
- Compatible with Steam or Gravity: Yes
- Use with Floor/Wall Furnace 24V or 750mV: Yes
- Use with Volt Gas Fireplace 24V or 750mV: Yes
- Use with Pellet Stove for mV Thermostats: No
- Use with Electric Baseboard 120V-240V: No
- Single-Stage Heating: Yes
- Single-Stage Cooling: Yes
- Multi-Stage Heating: No
- Multi-Stage Cooling: No
- Compatible with Heat Pump (No Aux.): Yes
- Compatible with Heat Pump (No EM): No
- Compatible with Heat Pump (With Aux.): No
- Compatible with Heat Pump (With EM): No
- Product Dimensions (WxDxH): 3.38 x 1.11 x 4.75 in.
If you are interested in ordering a large quantity of items you may qualify for volume pricing discounts. Volume Discount Pricing is a great way for customers to save big on large, bulk orders of most items available in our store. Please send a bulk order request to our friendly sales staff so they may create a quote and provide personal service for your order! You will receive a response within 1-2 business days and our office hours are Monday through Friday, 8am-5pm CST.
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5 Customer Reviews
5 Overall rating
Honeywell RTH221B Basic 1 Week Programmable Thermostat Reviews
Douglas Doherty
December 3, 2020Works great
Easy to install & program. Works as advertised.
Jim Schultz
November 15, 2020Exactly what we needed
Easy to install, easy to program, easy to understand the directions, simple to use. Only minor complaint is that the thermostat is a little hard to separate from the wall plate. You really have to pry pretty hard. GREAT basic thermostat for the price,
michael derosa
November 13, 2018great tstat
Very good tstat priced under retail stores great and fast delivery
Trevon Gonzales
November 6, 2015Perfect
Very good and reliable product
Trevon Gonzales
September 14, 2015all in great shape