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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 1170

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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Oil Management Control Junction Box 24V

Oil Management Control Junction Box 24V

EMERSON
$756.85 - $756.85
$756.85
$756.85 - $756.85
$756.85

Oil Management Control

$756.85 - $756.85
$756.85
$756.85 - $756.85
$756.85
Gas Valve Standard Opening 415 000 BtuH

Gas Valve Standard Opening 415 000 BtuH

HONEYWELL HOME
$377.77 - $377.77
$377.77
$377.77 - $377.77
$377.77

Gas Valve Ignition Type Direct Spark Ignition Hot Surface Ignition Intermittent Pilot BtuH Capacity 415 000 BtuH Valve Type Standard Opening Two st...

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$377.77 - $377.77
$377.77
$377.77 - $377.77
$377.77

Gas Valve Slow Opening 415 000 BtuH

HONEYWELL HOME
$342.44 - $342.44
$342.44
$342.44 - $342.44
$342.44

Gas Valve Ignition Type Direct Spark Ignition Hot Surface Ignition Intermittent Pilot BtuH Capacity 415 000 BtuH Valve Type Slow Opening Coil Volts...

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$342.44 - $342.44
$342.44
$342.44 - $342.44
$342.44
Pilot Assembly 90 Left/Right Straight

Pilot Assembly 90 Left/Right Straight

HONEYWELL HOME
$135.75 - $135.75
$135.75
$135.75 - $135.75
$135.75

Pilot Assembly Replacement Type Universal Product Type Pilot Assembly For Fuel Type LP Natural Gas Flame Pattern Type 90 Degrees Left 90 Degrees Ri...

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$135.75 - $135.75
$135.75
$135.75 - $135.75
$135.75
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$19.07 - $19.07
$19.07
$19.07 - $19.07
$19.07

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$19.07 - $19.07
$19.07
$19.07 - $19.07
$19.07
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$21.36 - $21.36
$21.36
$21.36 - $21.36
$21.36

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$21.36 - $21.36
$21.36
$21.36 - $21.36
$21.36
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$20.62 - $20.62
$20.62
$20.62 - $20.62
$20.62

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$20.62 - $20.62
$20.62
$20.62 - $20.62
$20.62
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$21.65 - $21.65
$21.65
$21.65 - $21.65
$21.65

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$21.65 - $21.65
$21.65
$21.65 - $21.65
$21.65
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$25.17 - $25.17
$25.17
$25.17 - $25.17
$25.17

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$25.17 - $25.17
$25.17
$25.17 - $25.17
$25.17
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$23.15 - $23.15
$23.15
$23.15 - $23.15
$23.15

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$23.15 - $23.15
$23.15
$23.15 - $23.15
$23.15
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$25.17 - $25.17
$25.17
$25.17 - $25.17
$25.17

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$25.17 - $25.17
$25.17
$25.17 - $25.17
$25.17
Plenum Thermostat SPST Open on Rise

Plenum Thermostat SPST Open on Rise

SUPCO
$20.57 - $20.57
$20.57
$20.57 - $20.57
$20.57

Plenum Thermostat Product Type Plenum Thermostat Application Limit Control Contact Form SPST Switch Action Open on Rise Switch Opening Temperature ...

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$20.57 - $20.57
$20.57
$20.57 - $20.57
$20.57
Humidistat 0-70% 120/208/240V AC SPDT

Humidistat 0-70% 120/208/240V AC SPDT

JOHNSON CONTROLS
$312.85 - $312.85
$312.85
$312.85 - $312.85
$312.85

Humidistat Product Type Humidistat Dehumidifier Control Compatibility Dehumidifier Control Compatible Humidifier Control Compatibility Humidifier C...

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$312.85 - $312.85
$312.85
$312.85 - $312.85
$312.85
Temperature Sensor Platinum -50-70 F

Temperature Sensor Platinum -50-70 F

JOHNSON CONTROLS
$56.72 - $56.72
$56.72
$56.72 - $56.72
$56.72

Temperature Sensor Display Type None Sensing Element Type Platinum Output Not Applicable Housing Type Conduit Box Housing Material Steel Probe Leng...

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$56.72 - $56.72
$56.72
$56.72 - $56.72
$56.72
Tstat Knob Vertical For T-4000 Tstat

Tstat Knob Vertical For T-4000 Tstat

JOHNSON CONTROLS
$28.62 - $28.62
$28.62
$28.62 - $28.62
$28.62

Thermostat Knob Color White Compatible Grainger Part Number 38Y156 38Y157 38Y158 38Y159 38Y170 38Y171 38Y172 Compatible Manufacturer Model Number T...

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$28.62 - $28.62
$28.62
$28.62 - $28.62
$28.62
Temp 0/150F 10Cap Explosion Proof

Temp 0/150F 10Cap Explosion Proof

JOHNSON CONTROLS
$1,360.93 - $1,360.93
$1,360.93
$1,360.93 - $1,360.93
$1,360.93

Temperature Control

$1,360.93 - $1,360.93
$1,360.93
$1,360.93 - $1,360.93
$1,360.93
Pilot Assembly LP/Natural Gas 90 Right

Pilot Assembly LP/Natural Gas 90 Right

ROBERTSHAW
$60.70 - $60.70
$60.70
$60.70 - $60.70
$60.70

Pilot Assembly Replacement Type Universal Product Type Pilot Assembly For Fuel Type LP Natural Gas Flame Pattern Type 90 Degrees Right Lead Length ...

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$60.70 - $60.70
$60.70
$60.70 - $60.70
$60.70
11.5 H 8 W 3 Zone Cntrl Kit 2Cool 2Heat

11.5 H 8 W 3 Zone Cntrl Kit 2Cool 2Heat

HONEYWELL
$525.28 - $525.28
$525.28
$525.28 - $525.28
$525.28

Control Kit Overall Height 11 1/2 in Overall Width 8 in Requires Thermostat Type 2 Heat 2 Cool Terminal Designations C G L M1 M4 M6 O/B R Rc W W1/E...

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$525.28 - $525.28
$525.28
$525.28 - $525.28
$525.28
Low Voltage Non-Programmable Thermostat

Low Voltage Non-Programmable Thermostat

PRO1 IAQ
$133.51 - $133.51
$133.51
$133.51 - $133.51
$133.51

Low Voltage Non-Programmable Thermostat Heat and Cool Manual Compatible System Type PTAC Push Button Dehumidification Control No Differential Type ...

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$133.51 - $133.51
$133.51
$133.51 - $133.51
$133.51
VAV Thermostat 0 to 100 Deg F 24V AC

VAV Thermostat 0 to 100 Deg F 24V AC

HONEYWELL
$1,209.53 - $1,209.53
$1,209.53
$1,209.53 - $1,209.53
$1,209.53

VAV Thermostat Maximum Control Temperature 100 Degrees F Minimum Control Temperature 0 Degrees F Output Signal 135 ohm Potentiometer Number of Rela...

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$1,209.53 - $1,209.53
$1,209.53
$1,209.53 - $1,209.53
$1,209.53
Non Linear Thermostat

Non Linear Thermostat

HONEYWELL
$176.78 - $176.78
$176.78
$176.78 - $176.78
$176.78

Pneumatic Thermostat Overall Height 4 3/4 in Overall Width 3 in Standards CE Class B FCC Part 15 UL94 Plastic Enclosure Application Heat or Cool

$176.78 - $176.78
$176.78
$176.78 - $176.78
$176.78
Switch Assembly 3 in H 4 in W

Switch Assembly 3 in H 4 in W

HONEYWELL
$237.15 - $237.15
$237.15
$237.15 - $237.15
$237.15

Switch Assembly Product Type External Auxiliary Switch Kit Compatible with Brand Honeywell Compatible with Manufacturer Model Number ML4115A1009 ML...

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$237.15 - $237.15
$237.15
$237.15 - $237.15
$237.15
Linkage Kit Aluminum For 3 in Valve

Linkage Kit Aluminum For 3 in Valve

HONEYWELL
$492.28 - $492.28
$492.28
$492.28 - $492.28
$492.28

Linkage Kit Product Type Linkage Kit Compatible with Brand Honeywell Compatible with Manufacturer Model Number V5011 V5013 Compatible with Grainger...

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$492.28 - $492.28
$492.28
$492.28 - $492.28
$492.28
Low Volt Prog Tstat Heat/Cool 18-30V AC

Low Volt Prog Tstat Heat/Cool 18-30V AC

HONEYWELL HOME
$894.60 - $894.60
$894.60
$894.60 - $894.60
$894.60

Low Voltage Thermostat Stages Heat 4 Heat Pump or 3 Conventional Stages Cool 2 Temp Settings per Day 4 Programs per Week 7 Terminal Designations A ...

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$894.60 - $894.60
$894.60
$894.60 - $894.60
$894.60

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