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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

Speed Control 125V AC 3 A Dial

Speed Control 125V AC 3 A Dial

TJERNLUND
$88.39 - $88.39
$88.39
$88.39 - $88.39
$88.39

Speed Control Switch Type Dial Input Voltage 125V AC Maximum Input Current 3 A Number of Switches or Dials 1 Plate Material Plastic Reversible Not ...

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$88.39 - $88.39
$88.39
$88.39 - $88.39
$88.39
Speed Control 115V AC 3 A Dial

Speed Control 115V AC 3 A Dial

TJERNLUND
$77.28 - $77.28
$77.28
$77.28 - $77.28
$77.28

Speed Control Switch Type Dial Input Voltage 115V AC Maximum Input Current 3 A Number of Switches or Dials 1 Plate Material Steel Reversible Not Re...

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$77.28 - $77.28
$77.28
$77.28 - $77.28
$77.28
Multiple Appliance Interlock Control

Multiple Appliance Interlock Control

TJERNLUND
$671.20 - $671.20
$671.20
$671.20 - $671.20
$671.20

Multiple Appliance Interlock Control Input Voltage 115V AC 24V AC

$671.20 - $671.20
$671.20
$671.20 - $671.20
$671.20
Multiple Appliance Interlock Control

Multiple Appliance Interlock Control

TJERNLUND
$301.53 - $301.53
$301.53
$301.53 - $301.53
$301.53

Multiple Appliance Interlock Control Input Voltage 115V AC 24V AC

$301.53 - $301.53
$301.53
$301.53 - $301.53
$301.53
Dehumidistat 10 A Silver 115 V

Dehumidistat 10 A Silver 115 V

TJERNLUND
$145.85 - $145.85
$145.85
$145.85 - $145.85
$145.85

Dehumidistat Product Type Dehumidistat Control Range 20 to 80 Percent RH Humidity Differential 10 Switch Action Close on Rise Current Rating 10 A M...

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$145.85 - $145.85
$145.85
$145.85 - $145.85
$145.85
Tstat Cover Brass Horizontal Beige

Tstat Cover Brass Horizontal Beige

JOHNSON CONTROLS
$194.50 - $194.50
$194.50
$194.50 - $194.50
$194.50

Thermostat Cover Color Beige Compatible Brand and Series Johnson Controls T-4000 Compatible Grainger Part Number 38Y156 38Y157 38Y158 38Y159 Compat...

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$194.50 - $194.50
$194.50
$194.50 - $194.50
$194.50
Relay Capacitor Overload 1/3HP-1/2HP

Relay Capacitor Overload 1/3HP-1/2HP

SUPCO
$35.59 - $35.59
$35.59
$35.59 - $35.59
$35.59

Relay Capacitor Overload 1/3HP-1/2HP

$35.59 - $35.59
$35.59
$35.59 - $35.59
$35.59
Pilot Re-Igniter PR24/120V

Pilot Re-Igniter PR24/120V

SUPCO
$96.96 - $96.96
$96.96
$96.96 - $96.96
$96.96

Pilot Re-Igniter PR24/120V

$96.96 - $96.96
$96.96
$96.96 - $96.96
$96.96
Negative Pressure Trap 1.5 x 1.5 Wht

Negative Pressure Trap 1.5 x 1.5 Wht

SUPCO
$87.34 - $87.34
$87.34
$87.34 - $87.34
$87.34

Negative Pressure Trap 1.5 in x 1.5 in Wht

$87.34 - $87.34
$87.34
$87.34 - $87.34
$87.34
Fan Center 40VA 120 VAC

Fan Center 40VA 120 VAC

SUPCO
$63.68 - $63.68
$63.68
$63.68 - $63.68
$63.68

Fan Center 40VA 120 VAC

$63.68 - $63.68
$63.68
$63.68 - $63.68
$63.68
Easy Leveler For Furnaces

Easy Leveler For Furnaces

SUPCO
$38.61 - $38.61
$38.61
$38.61 - $38.61
$38.61

Easy Leveler For Furnaces

$38.61 - $38.61
$38.61
$38.61 - $38.61
$38.61
Commercial Pan Float 3

Commercial Pan Float 3

SUPCO
$38.28 - $38.28
$38.28
$38.28 - $38.28
$38.28

Commercial Pan Float 3 In.

$38.28 - $38.28
$38.28
$38.28 - $38.28
$38.28
Blower Control Board 24V AC Quick Con

Blower Control Board 24V AC Quick Con

SUPCO
$62.92 - $62.92
$62.92
$62.92 - $62.92
$62.92

Blower Control Board Replacement Type OEM Board Type Non-Integrated Compatible with Brand Universal OEM Replacement Part Number F7070 Control Volta...

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$62.92 - $62.92
$62.92
$62.92 - $62.92
$62.92
Air Pressure Switch Adjustable SPDT Auto

Air Pressure Switch Adjustable SPDT Auto

CLEVELAND CONTROLS
$53.24 - $53.24
$53.24
$53.24 - $53.24
$53.24

Air Pressure Switch Pressure Setpoint Type Adjustable Pressure Type Differential Negative Mounting Orientation Horizontal Vertical Maximum Pressure...

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$53.24 - $53.24
$53.24
$53.24 - $53.24
$53.24
Gas Valve Thermocouple Adapter

Gas Valve Thermocouple Adapter

UEI TEST INSTRUMENTS
$35.97 - $35.97
$35.97
$35.97 - $35.97
$35.97

Gas Valve Thermocouple Adapter

$35.97 - $35.97
$35.97
$35.97 - $35.97
$35.97
Portable Gas Digital Thermostat Blk/Gray

Portable Gas Digital Thermostat Blk/Gray

HEAT WAGON
$511.17 - $511.17
$511.17
$511.17 - $511.17
$511.17

Portable Gas Heater Thermostat 120 V AC 2 1/2 in Overall Depth 6 1/2 in Overall Height 2 3/4 in Overall Width Compatible Grainger Part Number 11Z96...

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$511.17 - $511.17
$511.17
$511.17 - $511.17
$511.17
ELECTRIC HEAT THERMOSTAT DPST BIMETAL SN

ELECTRIC HEAT THERMOSTAT DPST BIMETAL SN

HONEYWELL HOME
$39.14 - $39.14
$39.14
$39.14 - $39.14
$39.14

ELECTRIC HEAT THERMOSTAT DPST BIMETAL SN

$39.14 - $39.14
$39.14
$39.14 - $39.14
$39.14
Temperature Sensor 50mm Probe 1/4 NPT

Temperature Sensor 50mm Probe 1/4 NPT

IFM
$553.72 - $553.72
$553.72
$553.72 - $553.72
$553.72

Temperature Sensor 50mm Probe 1/4 in NPT

$553.72 - $553.72
$553.72
$553.72 - $553.72
$553.72
Temperature Sensor 50mm Probe 1/2 NPT

Temperature Sensor 50mm Probe 1/2 NPT

IFM
$553.73 - $553.73
$553.73
$553.73 - $553.73
$553.73

Temperature Sensor 50mm Probe 1/2 in NPT

$553.73 - $553.73
$553.73
$553.73 - $553.73
$553.73
Level Sensor Electronic 9.6mm Probe

Level Sensor Electronic 9.6mm Probe

IFM
$262.43 - $262.43
$262.43
$262.43 - $262.43
$262.43

Level Sensor Electronic 9.6mm Probe

$262.43 - $262.43
$262.43
$262.43 - $262.43
$262.43
Air Flow Sensor 80-250 VAC

Air Flow Sensor 80-250 VAC

IFM
$339.09 - $339.09
$339.09
$339.09 - $339.09
$339.09

Air Flow Sensor 80-250 VAC

$339.09 - $339.09
$339.09
$339.09 - $339.09
$339.09
Low Voltage Thermostat White LCD Display

Low Voltage Thermostat White LCD Display

BOSCH
$460.63 - $460.63
$460.63
$460.63 - $460.63
$460.63

Low Voltage Thermostat Stages Heat 2 Stages Cool 2 Temp Settings per Day 8 Programs per Week 7 Terminal Designations G Y1 Y2 W1 W2 O/B H/DH F C WiF...

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$460.63 - $460.63
$460.63
$460.63 - $460.63
$460.63
Fan and Limit Control SPST Open on Rise

Fan and Limit Control SPST Open on Rise

HONEYWELL HOME
$407.75 - $407.75
$407.75
$407.75 - $407.75
$407.75

Fan and Limit Control Application Fan and Limit Control Contact Form SPST Switch Action Open on Rise Reset Type Manual Reset Limit Maximum Control ...

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$407.75 - $407.75
$407.75
$407.75 - $407.75
$407.75
High Limit Controller 130-270F SPST

High Limit Controller 130-270F SPST

HONEYWELL HOME
$354.29 - $354.29
$354.29
$354.29 - $354.29
$354.29

High Limit Controller Application High Limit Maximum Control Temperature 270 Degrees F Minimum Control Temperature 130 Degrees F Differential Tempe...

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$354.29 - $354.29
$354.29
$354.29 - $354.29
$354.29

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