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Caleffi
Caleffi 3/4" Sweat Thermostat Mixing Valve with ChecksLow Lead Brass with Adapter and Temperature Gauge 85-150F 200 PSI | 521519AC
SKU: 521519AC
$421.24- 🚚Qualifies for FREE Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days36 in stock -
Honeywell Residential
Honeywell Residential 208/240V 2 Wire Single Pole 7- Day Programmable Line Volt Thermostat for Electric Heating | TH115-A-240S-B
SKU: TH115-A-240S-B
$213.53- 🚚Qualifies for FREE Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days19 in stock -
Honeywell Residential
Honeywell Residential Thermostat Back Plate TH1000 TH2000 5-3/4 X 7/3/8 TH2 TH1 Plate | 50022893-001
SKU: 50022893-001
$20.49- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days9 in stock -
Honeywell Residential
Honeywell Residential 24V Single Stage 7 Day Digital Programmable Thermostat for Heating & Cooling 1 Heat/1 Cool 45-85F | TH141HC-28-B
SKU: TH141HC-28-B
$224.76- 🚚Qualifies for FREE Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days5 in stock -
Honeywell Residential
Honeywell Residential 120/240V 2 Wire SPST 7 Day Programmable/Non Programmable Line Volt Thermostat for Electric Heating 41-86F 4000w | TH106
SKU: TH106
$184.67- 🚚Qualifies for FREE Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days9 in stock -
Honeywell
Honeywell 120/240/277VAC 3 Speed Digital Fan Coil Suitepro Thermostat, 2 or 4 Pipe Manual/Auto Changeover Heat/Cool/Auto 50-90F | TB6575C1000
SKU: TB6575C1000
$298.76- 🚚Qualifies for FREE Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days6 in stock -
Braeburn
Braeburn Remote Indoor Sensor for Use with 4235 5020 5220 5300 5310 5320 & 5400 Thermostat (149 or 16) Max Length 200' | 5390
SKU: 5390
$41.09- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days13 in stock -
Braeburn
Braeburn Clear Plastic Thermostat Guard (fits Thermostats up to 7.3" Wide X 5.25" High X 3.8" Deep) | 5970
SKU: 5970
$41.09- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days9 in stock -
$14.42
- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days9 in stock -
Braeburn
Braeburn 24V/Millivolt Single Stage Heat Only Mechanical Mercury Free Thermostat for Conventional or Millivolt Systems Includes Positive Off 50-90F | 505
SKU: 505
$39.11- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days57 in stock -
Braeburn
Braeburn 24V/Millivolt Single Stage Mechanical Mercury Free Thermostat 1 Heat/1 Cool for Conventional or Heat Pump Systems 50-90F | BRAE-500
SKU: BRAE-500
$44.56- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days7 in stock -
$14.42
- 📦$9.95 Flat-Rate Shipping
- ⚡Fast Shipping
Ships in 3-5 Business Days17 in stock
Thermostats
Clearance Center
Mitsubishi R-410A Close-Outs
Remaining stock of Mitsubishi Electric R-410A ductless systems, priced to clear while quantities last.
Shop Mitsubishi Clearance
Thermostats
Thermostats are essential HVAC control devices used to regulate indoor temperature by automatically turning heating and cooling systems on or off based on user settings. They play a key role in maintaining comfort, improving energy efficiency, and optimizing overall HVAC system performance.
These devices are used in residential, commercial, and industrial applications and are compatible with air conditioners, heat pumps, furnaces, and package units.
What you’ll find here
- Manual thermostats
- Programmable thermostats
- Smart Wi-Fi thermostats
- Digital touchscreen thermostats
- Heat pump and multi-stage system thermostats
- Commercial HVAC control thermostats
- Replacement and universal thermostat models
How to choose
- Ensure compatibility with your HVAC system type (single-stage, multi-stage, heat pump, etc.)
- Check voltage requirements (low voltage 24V or line voltage systems)
- Choose programmable or smart models for better energy savings
- Verify compatibility with heating and cooling stages
- Consider Wi-Fi connectivity for remote control and automation
- Select user-friendly interfaces for easy operation
- Match thermostat features with comfort and efficiency needs
Why Thermostats Matter
- Control indoor temperature automatically and accurately
- Improve energy efficiency and reduce utility costs
- Enhance comfort through consistent temperature regulation
- Enable scheduling and smart automation features
- Support multi-stage and advanced HVAC systems
- Provide better system monitoring and control
FAQ
What does a thermostat do?
It controls your HVAC system to maintain the desired indoor temperature.
Are smart thermostats worth it?
Yes. They offer energy savings, remote control, and automation features.
Can I replace my thermostat myself?
Basic replacements are possible, but professional installation is recommended for complex systems.
Do thermostats work with all HVAC systems?
No. You must choose one that matches your system type and voltage.
How do programmable thermostats save energy?
They allow scheduled temperature adjustments based on your daily routine.
HVAC365 provides reliable thermostats designed for precise temperature control, improved energy efficiency, and enhanced comfort in all HVAC applications.