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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 653

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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Thermocouple 48 in Cable 20 to 30mV

Thermocouple 48 in Cable 20 to 30mV

ROBERTSHAW
$16.23 - $16.23
$16.23
$16.23 - $16.23
$16.23

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 48 in Probe Diameter 3/8 in Probe Length 2 in Output 20 to...

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$16.23 - $16.23
$16.23
$16.23 - $16.23
$16.23
Thermocouple 36 in Cable 20 to 30mV

Thermocouple 36 in Cable 20 to 30mV

ROBERTSHAW
$15.73 - $15.73
$15.73
$15.73 - $15.73
$15.73

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 36 in Probe Diameter 3/8 in Probe Length 2 in Output 20 to...

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$15.73 - $15.73
$15.73
$15.73 - $15.73
$15.73
Thermocouple 30 in Cable 20 to 30mV

Thermocouple 30 in Cable 20 to 30mV

ROBERTSHAW
$14.33 - $14.33
$14.33
$14.33 - $14.33
$14.33

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 30 in Probe Diameter 3/8 in Probe Length 2 in Output 20 to...

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$14.33 - $14.33
$14.33
$14.33 - $14.33
$14.33
Thermocouple 24 in Cable 20 to 30mV

Thermocouple 24 in Cable 20 to 30mV

ROBERTSHAW
$14.67 - $14.67
$14.67
$14.67 - $14.67
$14.67

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 24 in Probe Diameter 3/8 in Probe Length 2 in Output 20 to...

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$14.67 - $14.67
$14.67
$14.67 - $14.67
$14.67
Thermocouple 18 in Cable 20 to 30mV

Thermocouple 18 in Cable 20 to 30mV

ROBERTSHAW
$13.21 - $13.21
$13.21
$13.21 - $13.21
$13.21

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 18 in Probe Diameter 3/8 in Probe Length 2 in Output 20 to...

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$13.21 - $13.21
$13.21
$13.21 - $13.21
$13.21
Thermopile 36 in Cable 250 to 750mV

Thermopile 36 in Cable 250 to 750mV

ROBERTSHAW
$66.06 - $66.06
$66.06
$66.06 - $66.06
$66.06

Thermopile Product Type Thermopile For Pilot System Type Standing Pilot Cable Length 36 in Probe Diameter 3/8 in Probe Length 2 in Output 250 to 75...

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$66.06 - $66.06
$66.06
$66.06 - $66.06
$66.06
Thermopile 36 in Cable 250 to 750mV

Thermopile 36 in Cable 250 to 750mV

ROBERTSHAW
$57.48 - $57.48
$57.48
$57.48 - $57.48
$57.48

Thermopile Product Type Thermopile For Pilot System Type Standing Pilot Cable Length 36 in Probe Diameter 3/8 in Probe Length 2 in Output 250 to 75...

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$57.48 - $57.48
$57.48
$57.48 - $57.48
$57.48
Portable Heat Tstat Digital NP 35/5C

Portable Heat Tstat Digital NP 35/5C

DAYTON
$103.45 - $103.45
$103.45
$103.45 - $103.45
$103.45

Portable Heating Thermostat Thermostat Control Range 5 Degrees to 35 Degrees C Thermostat Voltage 110 to 125V AC Thermostat Switch Type SPST Induct...

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$103.45 - $103.45
$103.45
$103.45 - $103.45
$103.45
Humidity Sensor Silicon -40-212 F

Humidity Sensor Silicon -40-212 F

JOHNSON CONTROLS
$444.66 - $444.66
$444.66
$444.66 - $444.66
$444.66

Humidity Sensor Display Type None Sensing Element Type Silicon Mounting Location Duct Mount Housing Material Plastic Housing Color Blue Probe Lengt...

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$444.66 - $444.66
$444.66
$444.66 - $444.66
$444.66
Temperature Sensor Silicon -40-212 F

Temperature Sensor Silicon -40-212 F

JOHNSON CONTROLS
$64.28 - $64.28
$64.28
$64.28 - $64.28
$64.28

Temperature Sensor Display Type None Sensing Element Type Silicon Output Not Applicable Housing Type Conduit Box Housing Material Stainless Steel H...

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$64.28 - $64.28
$64.28
$64.28 - $64.28
$64.28
Power Module 24V AC 5 in H 2 3/8 in W

Power Module 24V AC 5 in H 2 3/8 in W

JOHNSON CONTROLS
$91.91 - $91.91
$91.91
$91.91 - $91.91
$91.91

Power Module Input Voltage 24V AC Overall Height 5 in Overall Width 2 3/8 in Compatible with Series 450 Compatible with Grainger Part Number 12Y966...

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$91.91 - $91.91
$91.91
$91.91 - $91.91
$91.91
Pneumatic Tstat Retrofit Kit Direct C

Pneumatic Tstat Retrofit Kit Direct C

POWERS
$275.59 - $275.59
$275.59
$275.59 - $275.59
$275.59

Retro-Stat Thermostat Kit Fits Brand POWERS Includes Wallplate and Hardware

$275.59 - $275.59
$275.59
$275.59 - $275.59
$275.59
Humid/Temp Sensor Battery 120/0F Indoor

Humid/Temp Sensor Battery 120/0F Indoor

HONEYWELL HOME
$114.43 - $114.43
$114.43
$114.43 - $114.43
$114.43

Wireless Indoor Sensor Redlink Enabled Wireless For Use With RedLink Enabled Thermostats And Accessories Color Premier White Height (In.) 4-3/8 Wid...

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$114.43 - $114.43
$114.43
$114.43 - $114.43
$114.43
Low Volt Prog Tstat Heat/Cool 18-30V AC

Low Volt Prog Tstat Heat/Cool 18-30V AC

HONEYWELL HOME
$884.75 - $884.75
$884.75
$884.75 - $884.75
$884.75

Wireless Thermostat Kit Stages Heat 4 Stages Cool 2 Temp Settings per Day 4 Programs per Week 7 Terminal Designations A A-L/A B C D G R RC RH S1 S2...

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$884.75 - $884.75
$884.75
$884.75 - $884.75
$884.75
Equip Interface Mod W/Duct Sensor Gray

Equip Interface Mod W/Duct Sensor Gray

HONEYWELL HOME
$173.11 - $173.11
$173.11
$173.11 - $173.11
$173.11

Equipment Interface Module Compatible Brand and Series Prestige RedLINK VisionPRO Compatible Manufacturer Model Number THX9421R5021 Function Contro...

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$173.11 - $173.11
$173.11
$173.11 - $173.11
$173.11
Low Volt Prog Tstat Heat/Cool 18-30V AC

Low Volt Prog Tstat Heat/Cool 18-30V AC

HONEYWELL HOME
$761.68 - $761.68
$761.68
$761.68 - $761.68
$761.68

Wireless Thermostat Stages Heat 4 Stages Cool 2 Temp Settings per Day 4 Programs per Week 7 Terminal Designations C R WiFi Capability No System Swi...

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$761.68 - $761.68
$761.68
$761.68 - $761.68
$761.68
Repair Parts/Tools For Pneumatic Calib

Repair Parts/Tools For Pneumatic Calib

HONEYWELL
$1,005.21 - $1,005.21
$1,005.21
$1,005.21 - $1,005.21
$1,005.21

Repair Parts and Tools Compatible System Type Pneumatic Calibration Tool Kit Includes Flexible Latex Tubing In-Line Gage Tee Pressure Bulb Assembly...

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$1,005.21 - $1,005.21
$1,005.21
$1,005.21 - $1,005.21
$1,005.21
Thermostat User Interface

Thermostat User Interface

CARRIER
$2,605.07 - $2,605.07
$2,605.07
$2,605.07 - $2,605.07
$2,605.07

Thermostat User Interface

$2,605.07 - $2,605.07
$2,605.07
$2,605.07 - $2,605.07
$2,605.07
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
Thermowell Temp Control Adj 24/277V AC

Thermowell Temp Control Adj 24/277V AC

JOHNSON CONTROLS
$180.50 - $180.50
$180.50
$180.50 - $180.50
$180.50

Thermowell Temp Control Adj 24/277V AC

$180.50 - $180.50
$180.50
$180.50 - $180.50
$180.50
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
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
Temp Control Heat and Cool -40-248F

Temp Control Heat and Cool -40-248F

HONEYWELL
$836.07 - $836.07
$836.07
$836.07 - $836.07
$836.07

Temperature Control Temperature Control Function Heat and Cool Product Type Temperature Control Number of Stages Single Contact Form SPDT NEMA Rati...

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$836.07 - $836.07
$836.07
$836.07 - $836.07
$836.07
Pneumatic Tstat Heat/Cool High

Pneumatic Tstat Heat/Cool High

JOHNSON CONTROLS
$584.17 - $584.17
$584.17
$584.17 - $584.17
$584.17

Pneumatic Thermostat

$584.17 - $584.17
$584.17
$584.17 - $584.17
$584.17

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