Honeywell
Honeywell TH1100DV1000 Pro-Digital 2-Wire Heat Only Thermostat
Best simple solution for homeowners needing basic heat-only control.
Discover the Honeywell PRO 1000 TH1100DV1000, a dependable and straightforward heat-only thermostat designed for effortless manual control of your heating system. This non-programmable unit simplifies temperature management, eliminating the need for complex programming. Its classic vertical display offers a clean aesthetic, making it an ideal choice for users who prefer simplicity and reliable performance. Enjoy consistent comfort with easy installation and operation, ensuring your home stays warm without any hassle. This thermostat is a practical solution for straightforward heating needs.
$39.16
Owner Satisfaction
4.5
/ 5
Category Rank
181
/ 671
#181 in Furnace & Boiler Accessories
Price vs Category Average
-80%
Below average
Voltage
24
/ V AC
Who it's for
- DIY homeowners seeking a quick, hassle-free heating upgrade
- Users needing clear visibility in low-light conditions
- Homeowners wanting consistent, precise temperature regulation
Who should skip it
- Busy individuals requiring automated temperature scheduling
- People who prefer maintenance-free, hardwired power solutions
- Owners of complex HVAC systems with cooling or multi-stage needs
Performance breakdown
Installation simplicity
Two-wire configuration makes setup straightforward for almost any DIY homeowner.
Operational intuitiveness
Zero learning curve thanks to the simple, non-programmable manual interface.
System compatibility
Highly versatile across most standard gas, oil, and electric heating systems.
Build durability
Standard plastic housing provides reliable, long-term performance in residential environments.
Display clarity
Vertical orientation offers a clean, easy-to-read view of current temperatures.
Reliability
Proven, no-frills engineering ensures consistent heat regulation without technical glitches.
Key Specs
Voltage
24V AC
Material
Plastic
Mounting Type
Wall Mount
Compatible Fuel Types
Natural Gas, Propane, Oil, Electric
Safety Certification
UL Listed
Warranty
1-Year Limited Warranty
Accessory Type
Thermostat
Compatible Appliances
Standard Efficiency Furnace, Non-Condensing Boiler
Features
- Simple, manual heat control
- Non-programmable for ease of use
- Reliable temperature regulation
- Vertical display orientation
- Designed for heat-only systems
- Easy installation and operation
- Durable plastic construction
- UL Listed for safety
What customers say
The overall customer sentiment for the Honeywell TH1100DV1000 Pro-Digital 2-Wire Heat Only Thermostat is overwhelmingly positive, driven primarily by its exceptional ease of installation and reliable performance as a direct replacement for older, often inefficient mechanical or mercury thermostats in 2-wire heating systems. Customers frequently laud this unit as a perfect, straightforward solution for baseboard heaters, radiant systems, or other heat-only setups where simplicity is paramount. The sentiment analysis reveals that DIY installation is a major selling point; countless reviews mention the process taking less than ten minutes, often requiring only two wires to connect, making it highly accessible even for novice users. The large, clear digital display is another significant positive, offering much better readability than the analog units it replaces, and the temperature accuracy is consistently praised for maintaining a stable, comfortable environment. While this thermostat is non-programmable, users who purchase it understand and appreciate this limitation, valuing its 'set it and forget it' functionality. The few minor criticisms generally revolve around the need for AA batteries (a standard requirement for non-power-stealing 2-wire digital units) or the desire for a slightly faster temperature response time. However, these minor drawbacks are heavily outweighed by the product's reliability, high quality for the price point, and its successful execution of its core function. In summary, customers view the TH1100DV1000 as an outstanding value proposition and a highly effective, no-frills upgrade.
Know before you buy
No, this model is specifically engineered for heat-only systems. It is not compatible with air conditioning units, heat pumps, or multi-stage heating systems.
No, this unit uses a 2-wire (R and W) configuration and utilizes power-stealing technology to operate on 24V AC systems. It is designed for straightforward installations where a common wire may not be present.
This is a non-programmable thermostat, meaning it does not support automated scheduling. It is designed for manual temperature control, where you adjust the setting directly on the device as needed.
It is compatible with standard efficiency furnaces, non-condensing boilers, and hydronic heating systems. It works with natural gas, propane, oil, and electric heat sources.
The Honeywell TH1100DV1000 features a classic, high-contrast vertical display designed for readability. However, it does not include a backlight feature.
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