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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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Globe Valve 6-7/32 in Overall L

Globe Valve 6-7/32 in Overall L

SIEMENS
$739.95 - $739.95
$739.95
$739.95 - $739.95
$739.95

Zone valve

$739.95 - $739.95
$739.95
$739.95 - $739.95
$739.95
Linkage Kit Steel 2 in Valve Body Size

Linkage Kit Steel 2 in Valve Body Size

SIEMENS
$328.76 - $328.76
$328.76
$328.76 - $328.76
$328.76

Linkage Kit Product Type Linkage Kit

$328.76 - $328.76
$328.76
$328.76 - $328.76
$328.76
Zone Valve Actuator 13-1/4 in Overall L

Zone Valve Actuator 13-1/4 in Overall L

SIEMENS
$515.23 - $515.23
$515.23
$515.23 - $515.23
$515.23

Zone valve

$515.23 - $515.23
$515.23
$515.23 - $515.23
$515.23
Zone Valve Actuator 27 in Overall L

Zone Valve Actuator 27 in Overall L

SIEMENS
$4,125.05 - $4,125.05
$4,125.05
$4,125.05 - $4,125.05
$4,125.05

Zone valve

$4,125.05 - $4,125.05
$4,125.05
$4,125.05 - $4,125.05
$4,125.05
Zone Valve Actuator 25 in Overall L

Zone Valve Actuator 25 in Overall L

SIEMENS
$5,368.25 - $5,368.25
$5,368.25
$5,368.25 - $5,368.25
$5,368.25

Zone valve

$5,368.25 - $5,368.25
$5,368.25
$5,368.25 - $5,368.25
$5,368.25
Zone Valve Actuator 13-1/4 in Overall L

Zone Valve Actuator 13-1/4 in Overall L

SIEMENS
$513.92 - $513.92
$513.92
$513.92 - $513.92
$513.92

Zone valve

$513.92 - $513.92
$513.92
$513.92 - $513.92
$513.92
Globe Valve 6-7/32 in Overall L

Globe Valve 6-7/32 in Overall L

SIEMENS
$765.09 - $765.09
$765.09
$765.09 - $765.09
$765.09

Zone valve

$765.09 - $765.09
$765.09
$765.09 - $765.09
$765.09
Zone Valve Actuator 13-3/4 in Overall L

Zone Valve Actuator 13-3/4 in Overall L

SIEMENS
$362.94 - $362.94
$362.94
$362.94 - $362.94
$362.94

Zone valve

$362.94 - $362.94
$362.94
$362.94 - $362.94
$362.94
Zone Valve Actuator 3-11/16 in Overall L

Zone Valve Actuator 3-11/16 in Overall L

SIEMENS
$476.53 - $476.53
$476.53
$476.53 - $476.53
$476.53

Actuator

$476.53 - $476.53
$476.53
$476.53 - $476.53
$476.53
Zone Valve Actuator 13-1/4 in Overall L

Zone Valve Actuator 13-1/4 in Overall L

SIEMENS
$561.39 - $561.39
$561.39
$561.39 - $561.39
$561.39

Zone valve

$561.39 - $561.39
$561.39
$561.39 - $561.39
$561.39
Solenoid Air Valve 60 Hz 4 in Overall L

Solenoid Air Valve 60 Hz 4 in Overall L

SIEMENS
$146.74 - $146.74
$146.74
$146.74 - $146.74
$146.74

Zone Valve

$146.74 - $146.74
$146.74
$146.74 - $146.74
$146.74
Immersion Sensor 2-1/2 in Overall D

Immersion Sensor 2-1/2 in Overall D

SIEMENS
$122.05 - $122.05
$122.05
$122.05 - $122.05
$122.05

Immersion sensor Display Type Analog Sensing Element Type Platinum Output 375 A Housing Type Standard Housing Housing Material Stainless Steel Hous...

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$122.05 - $122.05
$122.05
$122.05 - $122.05
$122.05
Room Sensor Thermostatic Actuator

Room Sensor Thermostatic Actuator

SIEMENS
$281.90 - $281.90
$281.90
$281.90 - $281.90
$281.90

Room sensor Probe Length Not Applicable Product Type Room Temperature Sensor Maximum Sensing Temperature 122 Degrees F Minimum Sensing Temperature ...

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$281.90 - $281.90
$281.90
$281.90 - $281.90
$281.90
Duct sensor 24ft Overall D

Duct sensor 24ft Overall D

SIEMENS
$177.09 - $177.09
$177.09
$177.09 - $177.09
$177.09

Duct sensor Display Type Analog Sensing Element Type Platinum Output 4 to 20 mA Housing Type Standard Housing Housing Material Stainless Steel Hous...

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$177.09 - $177.09
$177.09
$177.09 - $177.09
$177.09
Room Sensor 3-3/8 in Overall L

Room Sensor 3-3/8 in Overall L

SIEMENS
$485.82 - $485.82
$485.82
$485.82 - $485.82
$485.82

Room Sensor Mounting Location Flush Mount Output Changing Resistance Probe Length Not Applicable Temperature Accuracy +/-0.36 Degrees F Electrical ...

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$485.82 - $485.82
$485.82
$485.82 - $485.82
$485.82
Sensor 1 A 4-5/16 in Overall H

Sensor 1 A 4-5/16 in Overall H

SIEMENS
$207.97 - $207.97
$207.97
$207.97 - $207.97
$207.97

Sensor Mounting Location Remote Overall Width 1 1/2 in Overall Height 4 1/4 in Relative Humidity Range 90 Percent to 100 Percent Product Type Room ...

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$207.97 - $207.97
$207.97
$207.97 - $207.97
$207.97
Actuator Aluminum 5 W

Actuator Aluminum 5 W

SIEMENS
$691.64 - $691.64
$691.64
$691.64 - $691.64
$691.64

Actuator Valve Application Damper Signal Type Proportional Rated Torque 160 in-lb Input Voltage 7 to 28.8V AC/DC Output Signal 0 to 10V DC Contact ...

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$691.64 - $691.64
$691.64
$691.64 - $691.64
$691.64
OLED Replacement Kit PK5

OLED Replacement Kit PK5

SIEMENS
$122.46 - $122.46
$122.46
$122.46 - $122.46
$122.46

Sensors Package Quantity 5

$122.46 - $122.46
$122.46
$122.46 - $122.46
$122.46
Retrostat Kit Fahrenheit Heat or Cool

Retrostat Kit Fahrenheit Heat or Cool

SIEMENS
$238.35 - $238.35
$238.35
$238.35 - $238.35
$238.35

Thermostat

$238.35 - $238.35
$238.35
$238.35 - $238.35
$238.35
Line Volt Mechanical Thermostat 4 Bulb L

Line Volt Mechanical Thermostat 4 Bulb L

SIEMENS
$248.30 - $248.30
$248.30
$248.30 - $248.30
$248.30

Thermostat

$248.30 - $248.30
$248.30
$248.30 - $248.30
$248.30
Direct Spark Igniter OEM 120V

Direct Spark Igniter OEM 120V

ROBERTSHAW
$45.84 - $45.84
$45.84
$45.84 - $45.84
$45.84

Direct Spark Igniter Product Type Direct Spark Igniter Replacement Type OEM Heating Element Material Silicon Nitride Electrical Connection Type Har...

View full Details
$45.84 - $45.84
$45.84
$45.84 - $45.84
$45.84
Direct Spark Igniter OEM 120V

Direct Spark Igniter OEM 120V

ROBERTSHAW
$40.42 - $40.42
$40.42
$40.42 - $40.42
$40.42

Direct Spark Igniter Product Type Direct Spark Igniter Replacement Type OEM Heating Element Material Silicon Nitride Electrical Connection Type Har...

View full Details
$40.42 - $40.42
$40.42
$40.42 - $40.42
$40.42
Direct Spark Igniter OEM 120V

Direct Spark Igniter OEM 120V

ROBERTSHAW
$42.26 - $42.26
$42.26
$42.26 - $42.26
$42.26

Direct Spark Igniter Product Type Direct Spark Igniter Replacement Type OEM Heating Element Material Silicon Nitride Electrical Connection Type Har...

View full Details
$42.26 - $42.26
$42.26
$42.26 - $42.26
$42.26
Direct Spark Igniter OEM 120V

Direct Spark Igniter OEM 120V

ROBERTSHAW
$40.92 - $40.92
$40.92
$40.92 - $40.92
$40.92

Direct Spark Igniter Product Type Direct Spark Igniter Replacement Type OEM Heating Element Material Silicon Nitride Electrical Connection Type Har...

View full Details
$40.92 - $40.92
$40.92
$40.92 - $40.92
$40.92

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