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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 3026

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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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
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...

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$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 ...

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$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 ...

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$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 ...

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$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...

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$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...

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$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...

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$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...

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$114.43 - $114.43
$114.43
$114.43 - $114.43
$114.43
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

Hot Surface Igniter Universal 120V AC

SUPCO
$28.87 - $28.87
$28.87
$28.87 - $28.87
$28.87

Hot Surface Igniter Product Type Hot Surface Igniter Replacement Type Universal Heating Element Material Silicon Carbide Electrical Connection Type...

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$28.87 - $28.87
$28.87
$28.87 - $28.87
$28.87
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
Immersion Controller 180-240F SPST

Immersion Controller 180-240F SPST

HONEYWELL HOME
$559.33 - $559.33
$559.33
$559.33 - $559.33
$559.33

Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 180 Degrees F Differential Temper...

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$559.33 - $559.33
$559.33
$559.33 - $559.33
$559.33
Immersion Controller 180-240F SPST

Immersion Controller 180-240F SPST

HONEYWELL HOME
$625.49 - $625.49
$625.49
$625.49 - $625.49
$625.49

Immersion Controller Application High Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 180 Degrees F Differential Temper...

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$625.49 - $625.49
$625.49
$625.49 - $625.49
$625.49
Immersion Controller 130-240F

Immersion Controller 130-240F

HONEYWELL HOME
$560.89 - $560.89
$560.89
$560.89 - $560.89
$560.89

Immersion Controller Application Circulator High Limit Low Limit Maximum Control Temperature 240 Degrees F Minimum Control Temperature 130 Degrees ...

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$560.89 - $560.89
$560.89
$560.89 - $560.89
$560.89
High/Low Limit Controller 110-220F

High/Low Limit Controller 110-220F

HONEYWELL HOME
$537.18 - $537.18
$537.18
$537.18 - $537.18
$537.18

High/Low Limit Controller Application High Limit Low Limit Maximum Control Temperature 220 Degrees F Minimum Control Temperature 110 Degrees F Diff...

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$537.18 - $537.18
$537.18
$537.18 - $537.18
$537.18
Steam Trap 250 psi 450F 5-1/2 in L

Steam Trap 250 psi 450F 5-1/2 in L

NICHOLSON
$1,545.08 - $1,545.08
$1,545.08
$1,545.08 - $1,545.08
$1,545.08

Steam Trap (F)NPT Connections 1 in Max Operating PSI 250 psi End to End Length 5 1/2 in Condensate Capacity Lbs/Hr 1 200 lb/hr Max Temp 450 Degrees...

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$1,545.08 - $1,545.08
$1,545.08
$1,545.08 - $1,545.08
$1,545.08
Steam Trap 150 psi 450F 5-1/2 in L

Steam Trap 150 psi 450F 5-1/2 in L

NICHOLSON
$1,599.32 - $1,599.32
$1,599.32
$1,599.32 - $1,599.32
$1,599.32

Steam Trap (F)NPT Connections 1 in Max Operating PSI 150 psi End to End Length 5 1/2 in Condensate Capacity Lbs/Hr 1 415 lb/hr Max Temp 450 Degrees...

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$1,599.32 - $1,599.32
$1,599.32
$1,599.32 - $1,599.32
$1,599.32
Steam Trap 100 psi 450F 5-1/2 in L

Steam Trap 100 psi 450F 5-1/2 in L

NICHOLSON
$1,388.78 - $1,388.78
$1,388.78
$1,388.78 - $1,388.78
$1,388.78

Steam Trap (F)NPT Connections 1 in Max Operating PSI 100 psi End to End Length 5 1/2 in Condensate Capacity Lbs/Hr 1 400 lb/hr Max Temp 450 Degrees...

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$1,388.78 - $1,388.78
$1,388.78
$1,388.78 - $1,388.78
$1,388.78

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