Skip to content
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

$
$
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...

View full Details
$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...

View full Details
$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...

View full Details
$57.48 - $57.48
$57.48
$57.48 - $57.48
$57.48
Dual Pressure Control Differential SPST

Dual Pressure Control Differential SPST

RANCO
$227.90 - $227.90
$227.90
$227.90 - $227.90
$227.90

Dual Pressure Control Product Type Dual Pressure Control Pressure Type Differential Minimum Pressure Range - Low Side 10 in Hg Maximum Pressure Ran...

View full Details
$227.90 - $227.90
$227.90
$227.90 - $227.90
$227.90
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...

View full Details
$103.45 - $103.45
$103.45
$103.45 - $103.45
$103.45
Gas Valve 70000 BtuH Cap. 1/2 Inlet Sz

Gas Valve 70000 BtuH Cap. 1/2 Inlet Sz

RESIDEO
$303.24 - $303.24
$303.24
$303.24 - $303.24
$303.24

Gas Valve Ignition Type Manual Piezo BtuH Capacity 70 000 BtuH Valve Type Standard Opening Gas Type NG Inlet Size 1/2 in Outlet Size 1/2 in LP Conv...

View full Details
$303.24 - $303.24
$303.24
$303.24 - $303.24
$303.24
Elec Lube Oil Pressure Cont 7 psi Max

Elec Lube Oil Pressure Cont 7 psi Max

JOHNSON CONTROLS
$437.95 - $437.95
$437.95
$437.95 - $437.95
$437.95

Electronic Lube Oil Pressure Control Product Type Electronic Lube Oil Pressure Control Maximum Pressure Setting 7 psi Minimum Differential Pressure...

View full Details
$437.95 - $437.95
$437.95
$437.95 - $437.95
$437.95
Elec Lube Oil Pressure Cont 10 psi Max

Elec Lube Oil Pressure Cont 10 psi Max

JOHNSON CONTROLS
$424.85 - $424.85
$424.85
$424.85 - $424.85
$424.85

Electronic Lube Oil Pressure Control Product Type Electronic Lube Oil Pressure Control Maximum Pressure Setting 10 psi Minimum Differential Pressur...

View full Details
$424.85 - $424.85
$424.85
$424.85 - $424.85
$424.85
Elec Lube Oil Pressure Cont 12.75psi Max

Elec Lube Oil Pressure Cont 12.75psi Max

JOHNSON CONTROLS
$426.46 - $426.46
$426.46
$426.46 - $426.46
$426.46

Electronic Lube Oil Pressure Control Product Type Electronic Lube Oil Pressure Control Maximum Pressure Setting 12.75 psi Minimum Differential Pres...

View full Details
$426.46 - $426.46
$426.46
$426.46 - $426.46
$426.46
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...

View full Details
$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...

View full Details
$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...

View full Details
$91.91 - $91.91
$91.91
$91.91 - $91.91
$91.91
Proportional Pilot Positioner Kit

Proportional Pilot Positioner Kit

JOHNSON CONTROLS
$506.02 - $506.02
$506.02
$506.02 - $506.02
$506.02

Proportional Pilot Positioner Kit Pneumatic Air Control Range 2 to 12 psi Pressure Range 2 to 13 psi Max Safe Air PSI 25 psi Air Connections 1/4 in...

View full Details
$506.02 - $506.02
$506.02
$506.02 - $506.02
$506.02
Linear Pneumatic Actuator Pivot

Linear Pneumatic Actuator Pivot

JOHNSON CONTROLS
$808.57 - $808.57
$808.57
$808.57 - $808.57
$808.57

Linear Pneumatic Actuator Operating PSI Range 0 to 20 Max Air Pressure 30 psi Stroke 3 in Nominal Spring Range 5 to 10 psi Mounting Type Pivot Net ...

View full Details
$808.57 - $808.57
$808.57
$808.57 - $808.57
$808.57
Linear Pneumatic Actuator Pivot

Linear Pneumatic Actuator Pivot

JOHNSON CONTROLS
$1,146.55 - $1,146.55
$1,146.55
$1,146.55 - $1,146.55
$1,146.55

Linear Pneumatic Actuator Operating PSI Range 0 to 20 Max Air Pressure 30 psi Stroke 3 in Nominal Spring Range 8 to 13 psi Mounting Type Pivot Net ...

View full Details
$1,146.55 - $1,146.55
$1,146.55
$1,146.55 - $1,146.55
$1,146.55
Linear Pneumatic Actuator Pivot

Linear Pneumatic Actuator Pivot

JOHNSON CONTROLS
$750.89 - $750.89
$750.89
$750.89 - $750.89
$750.89

Linear Pneumatic Actuator Operating PSI Range 0 to 20 Max Air Pressure 30 psi Stroke 3 in Nominal Spring Range 8 to 13 psi Mounting Type Pivot Net ...

View full Details
$750.89 - $750.89
$750.89
$750.89 - $750.89
$750.89
Thermostat 24-277V 50 Deg to 90 DegF

Thermostat 24-277V 50 Deg to 90 DegF

INTERNATIONAL ENVIRONMENTAL
$596.45 - $596.45
$596.45
$596.45 - $596.45
$596.45

Thermostat 24-277V 50 Degrees to 90 Degrees F Auto Automatic and Manual

$596.45 - $596.45
$596.45
$596.45 - $596.45
$596.45
Pneumatic Actuator 14 in L 8 to 13psi

Pneumatic Actuator 14 in L 8 to 13psi

POWERS CONTROLS
$393.16 - $393.16
$393.16
$393.16 - $393.16
$393.16

Pneumatic Actuator Operating PSI Range 8 to 13 Max Air Pressure 30 psi Stroke 6 in Nominal Spring Range 8 to 13 psi Mounting Type Pivot Net Force E...

View full Details
$393.16 - $393.16
$393.16
$393.16 - $393.16
$393.16
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
BACnet Network Relay w/12 BI

BACnet Network Relay w/12 BI

FUNCTIONAL DEVICES INC / RIB
$397.51 - $397.51
$397.51
$397.51 - $397.51
$397.51

BACnet Network Relay Mounting Location Track Mount Overall Width 2 3/4 in Overall Length 5 7/8 in Overall Height 1 3/4 in Maximum Operating Tempera...

View full Details
$397.51 - $397.51
$397.51
$397.51 - $397.51
$397.51
BACnet Network Dual I/O Relay 24-277Vac

BACnet Network Dual I/O Relay 24-277Vac

FUNCTIONAL DEVICES INC / RIB
$251.20 - $251.20
$251.20
$251.20 - $251.20
$251.20

BACnet Network Dual I/O Relay Overall Width 4 in Overall Length 4 in Overall Height 1 3/4 in Maximum Operating Temperature 140 Degrees F Includes O...

View full Details
$251.20 - $251.20
$251.20
$251.20 - $251.20
$251.20
BACnet Network Dual I/O Relay 24-120Vac

BACnet Network Dual I/O Relay 24-120Vac

FUNCTIONAL DEVICES INC / RIB
$192.39 - $192.39
$192.39
$192.39 - $192.39
$192.39

BACnet Network Dual I/O Relay Includes Optional End of Line Resistor (EOL)

$192.39 - $192.39
$192.39
$192.39 - $192.39
$192.39
BACnet MS/TP Network Relay Track Mount

BACnet MS/TP Network Relay Track Mount

FUNCTIONAL DEVICES INC / RIB
$368.22 - $368.22
$368.22
$368.22 - $368.22
$368.22

BACnet MS/TP Network Relay Includes Optional End of Line Resistor (EOL)

$368.22 - $368.22
$368.22
$368.22 - $368.22
$368.22
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...

View full Details
$114.43 - $114.43
$114.43
$114.43 - $114.43
$114.43

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare