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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 3099

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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Total Pressure Probe Smooth 3 1/2 in L

Total Pressure Probe Smooth 3 1/2 in L

CLEVELAND CONTROLS
$5.02 - $5.02
$5.02
$5.02 - $5.02
$5.02

Total Pressure Probe Product Type Total Pressure Probe Flange Diameter 1 1/2 in Overall Length 5 1/4 in Exterior Length 1 3/4 in Insertion Length 3...

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$5.02 - $5.02
$5.02
$5.02 - $5.02
$5.02
Static Pressure Probe Smooth 7 1/2 in L

Static Pressure Probe Smooth 7 1/2 in L

CLEVELAND CONTROLS
$4.83 - $4.83
$4.83
$4.83 - $4.83
$4.83

Static Pressure Probe Product Type Static Pressure Probe Flange Diameter 1 1/2 in Overall Length 9 1/4 in Exterior Length 1 3/4 in Insertion Length...

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$4.83 - $4.83
$4.83
$4.83 - $4.83
$4.83
Static Pressure Probe Smooth 4 in L

Static Pressure Probe Smooth 4 in L

CLEVELAND CONTROLS
$4.39 - $4.39
$4.39
$4.39 - $4.39
$4.39

Static Pressure Probe Product Type Static Pressure Probe Flange Diameter 1 1/2 in Overall Length 5 1/4 in Exterior Length 1 1/4 in Insertion Length...

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$4.39 - $4.39
$4.39
$4.39 - $4.39
$4.39
Temperature Sensor Thermistor -40-248 F

Temperature Sensor Thermistor -40-248 F

KMC CONTROLS
$22.11 - $22.11
$22.11
$22.11 - $22.11
$22.11

Temperature Sensor Display Type None Sensing Element Type Thermistor Output Not Applicable Housing Type Open Mounted Housing Material Not Applicabl...

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$22.11 - $22.11
$22.11
$22.11 - $22.11
$22.11
BACnet MS/TP Tstat Hardwired Fan Coil

BACnet MS/TP Tstat Hardwired Fan Coil

KMC CONTROLS
$810.32 - $810.32
$810.32
$810.32 - $810.32
$810.32

Controller BACnet Voltage 24VAC Connection Screw Terminals Thermistors Type II or III Inputs Analog/Binary Outputs LCD Display 1 in x 1-3/64 in Fea...

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$810.32 - $810.32
$810.32
$810.32 - $810.32
$810.32
BACnet MS/TP Tstat Hardwired HP W/Aux

BACnet MS/TP Tstat Hardwired HP W/Aux

KMC CONTROLS
$866.13 - $866.13
$866.13
$866.13 - $866.13
$866.13

Controller BACnet Voltage 24VAC Connection Screw Terminals Thermistors Type II or III Inputs Analog/Binary Outputs LCD Display 1 in x 1-3/64 in Fea...

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$866.13 - $866.13
$866.13
$866.13 - $866.13
$866.13
BACnet MS/TP Tstat Hardwired Fan Coil

BACnet MS/TP Tstat Hardwired Fan Coil

KMC CONTROLS
$810.32 - $810.32
$810.32
$810.32 - $810.32
$810.32

Controller BACnet Voltage 24VAC Connection Screw Terminals Thermistors Type II or III Inputs Analog/Binary Outputs LCD Display 1 in x 1-3/64 in Fea...

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$810.32 - $810.32
$810.32
$810.32 - $810.32
$810.32
BACnet MS/TP Tstat Fan Coil Units

BACnet MS/TP Tstat Fan Coil Units

KMC CONTROLS
$575.44 - $575.44
$575.44
$575.44 - $575.44
$575.44

Controller BACnet Voltage 24VAC Connection Screw Terminals Thermistors Type II or III Inputs Analog/Binary Outputs LCD Display 1 in x 1-3/64 in Fea...

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$575.44 - $575.44
$575.44
$575.44 - $575.44
$575.44
Dual Pressure Control Differential SPST

Dual Pressure Control Differential SPST

RANCO
$307.64 - $307.64
$307.64
$307.64 - $307.64
$307.64

Dual Pressure Control Product Type Dual Pressure Control Pressure Type Differential Minimum Pressure Range - Low Side 12 in Hg Maximum Pressure Ran...

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$307.64 - $307.64
$307.64
$307.64 - $307.64
$307.64
Safety Thermostat for 2E947 2E948

Safety Thermostat for 2E947 2E948

VULCAN
$65.29 - $65.29
$65.29
$65.29 - $65.29
$65.29

High Limit Safety Thermostat Compatible Grainger Part Number 2E947 2E948

$65.29 - $65.29
$65.29
$65.29 - $65.29
$65.29
Cal-Stat Tstat Pipe Thread 2in insertion

Cal-Stat Tstat Pipe Thread 2in insertion

VULCAN
$150.30 - $150.30
$150.30
$150.30 - $150.30
$150.30

Cal-Stat Thermostat Thermostat Type Process Thermostat Sheath Dia 1/2 in Overall Length 3 1/4 in Insertion Depth 2 1/8 in Thread NPT 3/8 In.-18 Swi...

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$150.30 - $150.30
$150.30
$150.30 - $150.30
$150.30
Cal-Stat Tstat Pipe Thread 2in insertion

Cal-Stat Tstat Pipe Thread 2in insertion

VULCAN
$177.36 - $177.36
$177.36
$177.36 - $177.36
$177.36

Cal-Stat Thermostat Thermostat Type Process Thermostat Sheath Dia 1/2 in Overall Length 3 1/4 in Insertion Depth 2 in Thread NPT 3/8 In.-18 Switch ...

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$177.36 - $177.36
$177.36
$177.36 - $177.36
$177.36
Cal-Stat Tstat Basic 3 5/8in insertion

Cal-Stat Tstat Basic 3 5/8in insertion

VULCAN
$143.37 - $143.37
$143.37
$143.37 - $143.37
$143.37

Cal-Stat Thermostat Thermostat Type Process Thermostat Sheath Dia 5/8 in Overall Length 4 3/8 in Insertion Depth 3 5/8 in Switch Action Open on Ris...

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$143.37 - $143.37
$143.37
$143.37 - $143.37
$143.37
Valve Zone 1/2 In

Valve Zone 1/2 In

HONEYWELL HOME
$152.80 - $152.80
$152.80
$152.80 - $152.80
$152.80

Hydronic Zone Valve Tube Size 1/2 Inch Coefficient of Volume 3.5 Electrical Connections 18 Inches Leads 24 Volts Motorized Maximum Pressure 125 PSI

$152.80 - $152.80
$152.80
$152.80 - $152.80
$152.80
Switching Relay 24 V

Switching Relay 24 V

HONEYWELL HOME
$153.33 - $153.33
$153.33
$153.33 - $153.33
$153.33

Transformer Relay Coil Volts 24 Transformer Primary (V) 120 V Transformer Secondary (V) 24 V Switch Type SPST - HP 10 A 10.2 A Full Load Amps @ 120...

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$153.33 - $153.33
$153.33
$153.33 - $153.33
$153.33
Line Volt NP Analog Tstat 1H Beige DPST

Line Volt NP Analog Tstat 1H Beige DPST

HONEYWELL HOME
$98.10 - $98.10
$98.10
$98.10 - $98.10
$98.10

Line Volt Mechanical Tstat Thermostat Switch Type DPST Thermostat Control Range 40 Degrees to 85 Degrees F Thermostat Voltage 120 to 277V AC Full L...

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$98.10 - $98.10
$98.10
$98.10 - $98.10
$98.10
Immersion Controller 100-240F SPDT

Immersion Controller 100-240F SPDT

HONEYWELL HOME
$307.14 - $307.14
$307.14
$307.14 - $307.14
$307.14

Immersion Controller Application Circulator High Limit Low Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 100 Degrees ...

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$307.14 - $307.14
$307.14
$307.14 - $307.14
$307.14
Valve Zone 3/4 In

Valve Zone 3/4 In

HONEYWELL HOME
$182.83 - $182.83
$182.83
$182.83 - $182.83
$182.83

Hydronic Zone Valve Tube Size 3/4 Inch Coefficient of Volume 3.5 Electrical Connections Terminal Block 24 Volts Motorized Maximum Pressure 125 PSI

$182.83 - $182.83
$182.83
$182.83 - $182.83
$182.83
Valve Zone 3/4 In

Valve Zone 3/4 In

HONEYWELL HOME
$151.76 - $151.76
$151.76
$151.76 - $151.76
$151.76

Hydronic Zone Valve Tube Size 3/4 Inch Coefficient of Volume 3.5 Electrical Connections 18 Inches Leads 24 Volts Motorized Maximum Pressure 125 PSI

$151.76 - $151.76
$151.76
$151.76 - $151.76
$151.76
Mech Tstat Heat or Cool Steel 100/-30F

Mech Tstat Heat or Cool Steel 100/-30F

HONEYWELL
$492.88 - $492.88
$492.88
$492.88 - $492.88
$492.88

Line Volt Mechanical Tstat Thermostat Switch Type SPDT Thermostat Control Range -30 Degrees to 100 Degrees F Thermostat Voltage 24 to 240VAC Full L...

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$492.88 - $492.88
$492.88
$492.88 - $492.88
$492.88
Relay Switching 24 Vac

Relay Switching 24 Vac

HONEYWELL HOME
$47.93 - $47.93
$47.93
$47.93 - $47.93
$47.93

Magnetic Relay Coil Volts 24 Switch Type DPDT 3/4 hp HP 20.8 A 12 A Full Load Amps @ 120VAC 60 A 20.8 A 8 A 35 A 20.8 A 6 A Full Load Amps @ 240VAC...

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$47.93 - $47.93
$47.93
$47.93 - $47.93
$47.93
Portable Heat Tstat Analog NP 95/35F

Portable Heat Tstat Analog NP 95/35F

JOHNSON CONTROLS
$166.33 - $166.33
$166.33
$166.33 - $166.33
$166.33

Portable Heating Thermostat Thermostat Control Range 35 Degrees to 95 Degrees F Thermostat Voltage 120V AC Thermostat Switch Type SPST Inductive Am...

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$166.33 - $166.33
$166.33
$166.33 - $166.33
$166.33
Thermocouple 36 in Cable 26 to 32mV

Thermocouple 36 in Cable 26 to 32mV

HONEYWELL HOME
$23.15 - $23.15
$23.15
$23.15 - $23.15
$23.15

Thermocouple Product Type Thermocouple For Pilot System Type Standing Pilot Cable Length 36 in Output 26 to 32mV Process Connection Type Nut Proces...

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$23.15 - $23.15
$23.15
$23.15 - $23.15
$23.15
Defrost Tstat Fridge Open55F Close20F

Defrost Tstat Fridge Open55F Close20F

WHIRLPOOL
$53.59 - $53.59
$53.59
$53.59 - $53.59
$53.59

Defrost Thermostat Switch Close Temperature 20 Degrees F Switch Open Temperature 55 Degrees F Contact Rating 120/240V AC Compatible System Type Com...

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$53.59 - $53.59
$53.59
$53.59 - $53.59
$53.59

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