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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 3109

Sub Collections

Low Voltage Programmable Thermostats
Low Voltage Programmable Thermostats
Wi-Fi Programmable Low Voltage Thermostats
Wi-Fi Programmable Low Voltage Thermostats
OEM Thermostat Replacement Parts
OEM Thermostat Replacement Parts
Low Voltage Non-Programmable Analog Thermostats
Low Voltage Non-Programmable Analog Thermostats
Line Voltage Non-Programmable Analog Thermostats
Line Voltage Non-Programmable Analog Thermostats
Low Voltage Non-Programmable Digital Thermostats
Low Voltage Non-Programmable Digital Thermostats
Pneumatic Relays
Pneumatic Relays
Fan Control Switches
Fan Control Switches
Humidity Controls
Humidity Controls
Heat Exchanger Replacement Elements
Heat Exchanger Replacement Elements
Shell and Tube Heat Exchangers
Shell and Tube Heat Exchangers
Fan Coil Unit Thermostats
Fan Coil Unit Thermostats
HVAC Relays
HVAC Relays
Remote-Bulb Sensor Temperature Controls
Remote-Bulb Sensor Temperature Controls
Electric Actuators
Electric Actuators
Fireplace Thermostats and Remote Control Kits
Fireplace Thermostats and Remote Control Kits
Defrost Thermostats
Defrost Thermostats
Portable Heating and Cooling Plug-In Line Voltage
Portable Heating and Cooling Plug-In Line Voltage
Temporary Construction Thermostats
Temporary Construction Thermostats
Air Vents
Air Vents
Steam Traps
Steam Traps
Line Voltage Programmable Thermostats
Line Voltage Programmable Thermostats
HVAC Conduit Adapters
HVAC Conduit Adapters
OEM Thermostats
OEM Thermostats
Air Coil and Bi-Metal Sensor Temperature Controls
Air Coil and Bi-Metal Sensor Temperature Controls
Wi-Fi and Wireless Thermostat Connectivity Accesso
Wi-Fi and Wireless Thermostat Connectivity Accesso
Direct and Intermittent Ignition Igniters
Direct and Intermittent Ignition Igniters
Furnace Control Boards
Furnace Control Boards
Building Automation System Thermostat Controls
Building Automation System Thermostat Controls
Temperature Sensors
Temperature Sensors
Electric Actuator Accessories
Electric Actuator Accessories
Damper Linkages Crank Arms and Push Rods
Damper Linkages Crank Arms and Push Rods
HVAC Electrical Switches
HVAC Electrical Switches
Pneumatic Valves
Pneumatic Valves
Furnace Ignition Modules
Furnace Ignition Modules
Gas Valves
Gas Valves
Pilot Assemblies
Pilot Assemblies
Gas Appliance Controls
Gas Appliance Controls
Electric Appliance Controls
Electric Appliance Controls
Flame Sensors
Flame Sensors
Plate Heat Exchangers
Plate Heat Exchangers
Snap Disc Thermostats
Snap Disc Thermostats
Sequencers
Sequencers
Thermostat Wall Cover Plates and Mounting Kits
Thermostat Wall Cover Plates and Mounting Kits
Thermostat Remote Sensors
Thermostat Remote Sensors
Line Voltage Non-Programmable Digital Thermostats
Line Voltage Non-Programmable Digital Thermostats
Air Pressure Switches
Air Pressure Switches
Boiler Controls
Boiler Controls
Boiler Temperature Limit Controls
Boiler Temperature Limit Controls
Static and Total Pressure Probes
Static and Total Pressure Probes

Filters

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Zone Valve Actuator NO 120V

Zone Valve Actuator NO 120V

JOHNSON CONTROLS
$170.75 - $170.75
$170.75
$170.75 - $170.75
$170.75

Zone Valve Actuator Type of Actuator Normally Open Closeoff Pressure Type Standard Signal Type On/Off Max Water Temp 250 Degrees F Voltage 120 Elec...

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$170.75 - $170.75
$170.75
$170.75 - $170.75
$170.75
Inverted Flare Fitting 3/4 In

Inverted Flare Fitting 3/4 In

JOHNSON CONTROLS
$30.46 - $30.46
$30.46
$30.46 - $30.46
$30.46

Inverted Flare Fitting Height (In.) 3/4 Width (In.) 3/4 Depth (In.) 1-27/32 For Use With Zone Valves Connection Type/Size (In.) 3/4

$30.46 - $30.46
$30.46
$30.46 - $30.46
$30.46
Hydronic Tstat Digital Square

Hydronic Tstat Digital Square

HONEYWELL HOME
$188.15 - $188.15
$188.15
$188.15 - $188.15
$188.15

Low Voltage Thermostat Application Heat Only Heat-Off C R Rc S W White For Use With In-Floor Heating System Includes AQ12C20 Floor Sensor Installat...

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$188.15 - $188.15
$188.15
$188.15 - $188.15
$188.15
Mounting Flange 0.375in InsideDia

Mounting Flange 0.375in InsideDia

HONEYWELL HOME
$74.48 - $74.48
$74.48
$74.48 - $74.48
$74.48

Immersion Well Bulb Length 3 in Connection Material Copper External Thread Size 3/4 in Inside Diameter 0.375 in Maximum Insertion Length 3 in Shank...

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$74.48 - $74.48
$74.48
$74.48 - $74.48
$74.48
Electric Heat Relay 240V Level Temp

Electric Heat Relay 240V Level Temp

WHITE-RODGERS
$206.26 - $206.26
$206.26
$206.26 - $206.26
$206.26

Electric Heat Relay 240V Level Temp

$206.26 - $206.26
$206.26
$206.26 - $206.26
$206.26
Hydronic Zone Valve 2 Wire 1-1/4 Tubing

Hydronic Zone Valve 2 Wire 1-1/4 Tubing

WHITE-RODGERS
$402.96 - $402.96
$402.96
$402.96 - $402.96
$402.96

Hydronic Zone Valve 2 Wire 1-1/4 in Tubing

$402.96 - $402.96
$402.96
$402.96 - $402.96
$402.96
Temperature Fan Controller SPST Manual

Temperature Fan Controller SPST Manual

WHITE-RODGERS
$19.52 - $19.52
$19.52
$19.52 - $19.52
$19.52

Temperature Fan Controller Application Limit Control Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Manual Reset Sw...

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$19.52 - $19.52
$19.52
$19.52 - $19.52
$19.52
Pneumatic Low Limit Controller 0-25 psi

Pneumatic Low Limit Controller 0-25 psi

JOHNSON CONTROLS
$704.46 - $704.46
$704.46
$704.46 - $704.46
$704.46

Pneumatic Low Limit Controller 1-Pipe Duct Mount Liquid Filled Capiillary Height (In.) 3 in Width (In.) 6 in Depth (In.) 2 in Air Consumption (SCFM...

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$704.46 - $704.46
$704.46
$704.46 - $704.46
$704.46
Thermowell Temp Control Adj 24/277V AC

Thermowell Temp Control Adj 24/277V AC

JOHNSON CONTROLS
$174.39 - $174.39
$174.39
$174.39 - $174.39
$174.39

Thermowell Temp Control Adj 24/277V AC

$174.39 - $174.39
$174.39
$174.39 - $174.39
$174.39
Electric Sequencer 1-15/16 H 3-13/64 W

Electric Sequencer 1-15/16 H 3-13/64 W

WHITE-RODGERS
$43.44 - $43.44
$43.44
$43.44 - $43.44
$43.44

Electric Sequencer Electric Heat Sequencer for Replacement of Fan/Heat Sequencing Functions Number of Switches 4 Main Switch On Time (Sec.) 1 to 11...

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$43.44 - $43.44
$43.44
$43.44 - $43.44
$43.44
Speed Control 115/230V AC 0.5 A Dial

Speed Control 115/230V AC 0.5 A Dial

DAYTON
$338.31 - $338.31
$338.31
$338.31 - $338.31
$338.31

Speed Control Switch Type Dial Contact Form Not Applicable Input Voltage 115/230V AC Maximum Input Current 0.5 A Number of Switches or Dials 1 Plat...

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$338.31 - $338.31
$338.31
$338.31 - $338.31
$338.31
Steam Trap 600 psi 752F 3-5/16 in L

Steam Trap 600 psi 752F 3-5/16 in L

ARMSTRONG INTERNATIONAL
$618.46 - $618.46
$618.46
$618.46 - $618.46
$618.46

Steam Trap (F)NPT Connections 1/2 in Max Operating PSI 600 psi End to End Length 3 5/16 in Condensate Capacity Lbs/Hr 1 900 lb/hr Max Temp 752 Degr...

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$618.46 - $618.46
$618.46
$618.46 - $618.46
$618.46
Steam Trap 75 psi 377F 5-1/8 in L

Steam Trap 75 psi 377F 5-1/8 in L

ARMSTRONG INTERNATIONAL
$693.01 - $693.01
$693.01
$693.01 - $693.01
$693.01

Steam Trap (F)NPT Connections 3/4 in Max Operating PSI 75 psi End to End Length 5 1/8 in Condensate Capacity Lbs/Hr 1 800 lb/hr Max Temp 377 Degree...

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$693.01 - $693.01
$693.01
$693.01 - $693.01
$693.01
5/8In Hc 412 El W/A 4.7

5/8In Hc 412 El W/A 4.7

JOHNSON CONTROLS
$1,328.85 - $1,328.85
$1,328.85
$1,328.85 - $1,328.85
$1,328.85

5/8In Hc 412 El W/A 4.7

$1,328.85 - $1,328.85
$1,328.85
$1,328.85 - $1,328.85
$1,328.85
Pneumatic Actuator 10 in L 3 to 7 psi

Pneumatic Actuator 10 in L 3 to 7 psi

POWERS CONTROLS
$306.39 - $306.39
$306.39
$306.39 - $306.39
$306.39

Pneumatic Actuator Operating PSI Range 3 to 7 Max Air Pressure 30 psi Stroke 4 in Nominal Spring Range 3 to 7 psi Mounting Type Pivot Net Force Exe...

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$306.39 - $306.39
$306.39
$306.39 - $306.39
$306.39
Remote-Bulb Control 20ft Bulb Length

Remote-Bulb Control 20ft Bulb Length

SIEMENS
$362.45 - $362.45
$362.45
$362.45 - $362.45
$362.45

Line Volt Mechanical Tstat Thermostat Switch Type DPST Thermostat Control Range 15 Degrees to 55 Degrees F Thermostat Voltage 120 to 277VAC Full Lo...

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$362.45 - $362.45
$362.45
$362.45 - $362.45
$362.45
Temp Rcrder Repl 7-Day Chart PK60

Temp Rcrder Repl 7-Day Chart PK60

SUPCO
$48.47 - $48.47
$48.47
$48.47 - $48.47
$48.47

Temp Rcrder Repl 7-Day Chart PK60 Package Quantity 60

$48.47 - $48.47
$48.47
$48.47 - $48.47
$48.47
Actuator Damper 90 in-lb 24V AC/DC

Actuator Damper 90 in-lb 24V AC/DC

BELIMO
$243.74 - $243.74
$243.74
$243.74 - $243.74
$243.74

Actuator Valve Application Damper Signal Type Floating Point On/Off Rated Torque 90 in-lb Input Voltage 24V AC/DC Output Signal Not Applicable Cont...

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$243.74 - $243.74
$243.74
$243.74 - $243.74
$243.74
Actuator Valve 45 in-lb 24V AC/DC

Actuator Valve 45 in-lb 24V AC/DC

BELIMO
$222.20 - $222.20
$222.20
$222.20 - $222.20
$222.20

Actuator Valve Application Valve Signal Type Floating Point On/Off Rated Torque 45 in-lb Input Voltage 24V AC/DC Output Signal Not Applicable Conta...

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$222.20 - $222.20
$222.20
$222.20 - $222.20
$222.20
Actuator Damper 45 in-lb 24V AC/DC

Actuator Damper 45 in-lb 24V AC/DC

BELIMO
$143.62 - $143.62
$143.62
$143.62 - $143.62
$143.62

Actuator Valve Application Damper Signal Type Floating Point On/Off Rated Torque 45 in-lb Input Voltage 24V AC/DC Output Signal Not Applicable Cont...

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$143.62 - $143.62
$143.62
$143.62 - $143.62
$143.62
Actuator Damper 35 in-lb 24V AC/DC

Actuator Damper 35 in-lb 24V AC/DC

BELIMO
$353.80 - $353.80
$353.80
$353.80 - $353.80
$353.80

Actuator Valve Application Damper Signal Type Floating Point On/Off Rated Torque 35 in-lb Input Voltage 24V AC/DC Output Signal Not Applicable Cont...

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$353.80 - $353.80
$353.80
$353.80 - $353.80
$353.80
Fire Smoke Actuator Damper 70 in-lb

Fire Smoke Actuator Damper 70 in-lb

BELIMO
$608.78 - $608.78
$608.78
$608.78 - $608.78
$608.78

Fire and Smoke Actuator Valve Application Damper Signal Type On/Off Rated Torque 70 in-lb Input Voltage 120V AC Output Signal Not Applicable Contac...

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$608.78 - $608.78
$608.78
$608.78 - $608.78
$608.78
Air Switching Cumulator

Air Switching Cumulator

JOHNSON CONTROLS
$363.88 - $363.88
$363.88
$363.88 - $363.88
$363.88

Air Switching Cumulator

$363.88 - $363.88
$363.88
$363.88 - $363.88
$363.88
Electronic Temp Control Mod Low Range

Electronic Temp Control Mod Low Range

JOHNSON CONTROLS
$309.48 - $309.48
$309.48
$309.48 - $309.48
$309.48

Electronic Temp Control Mod Low Range

$309.48 - $309.48
$309.48
$309.48 - $309.48
$309.48

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