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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 121

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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Linear Pneumatic Actuator 5 to 10 psi

Linear Pneumatic Actuator 5 to 10 psi

HONEYWELL
$228.89 - $228.89
$228.89
$228.89 - $228.89
$228.89

Linear Pneumatic Actuator Operating PSI Range 5 to 10 Max Air Pressure 30 psi Stroke 2 2/5 in Nominal Spring Range 5 to 10 psi Net Force Exerted @ ...

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$228.89 - $228.89
$228.89
$228.89 - $228.89
$228.89
Linear Pneumatic Actuator 8 to 13 psi

Linear Pneumatic Actuator 8 to 13 psi

HONEYWELL
$264.69 - $264.69
$264.69
$264.69 - $264.69
$264.69

Linear Pneumatic Actuator Operating PSI Range 8 to 13 Max Air Pressure 30 psi Stroke 2 2/5 in Nominal Spring Range 8 to 13 psi Net Force Exerted @ ...

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$264.69 - $264.69
$264.69
$264.69 - $264.69
$264.69
Pneumatic Tstat Heat/Cool 2Pipe High

Pneumatic Tstat Heat/Cool 2Pipe High

HONEYWELL
$1,100.49 - $1,100.49
$1,100.49
$1,100.49 - $1,100.49
$1,100.49

Pneumatic Temperature Transmitter Direct Acting and Reverse Acting Single Temperature Air Connections 1/4 in Barb Element Type Bulb Capillary Lengt...

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$1,100.49 - $1,100.49
$1,100.49
$1,100.49 - $1,100.49
$1,100.49
Pneu Temp Transmitter DA -40 to 160F

Pneu Temp Transmitter DA -40 to 160F

HONEYWELL
$658.62 - $658.62
$658.62
$658.62 - $658.62
$658.62

Pneumatic Temperature Transmitter Direct Acting Max Air Pressure 25 psi Max Ambient Temp 265 Degrees F Temp Control Range -40 Degrees to 160 Degree...

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$658.62 - $658.62
$658.62
$658.62 - $658.62
$658.62
Pneu Temp Transmitter DA 40 to 140F

Pneu Temp Transmitter DA 40 to 140F

HONEYWELL
$1,640.32 - $1,640.32
$1,640.32
$1,640.32 - $1,640.32
$1,640.32

Pneumatic Temperature Transmitter Direct Acting Max Air Pressure 25 psi Max Ambient Temp 150 Degrees F Temp Control Range 40 Degrees to 140 Degrees...

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$1,640.32 - $1,640.32
$1,640.32
$1,640.32 - $1,640.32
$1,640.32
Repair Parts/Tools For Pneumatic Hstats

Repair Parts/Tools For Pneumatic Hstats

HONEYWELL
$30.39 - $30.39
$30.39
$30.39 - $30.39
$30.39

Repair Parts and Tools Compatible Grainger Part Number 278Z49 279A27 279A28 3UC87 3UC88 3UC89 3UC90 3UC91 3UC95 3UC99 Compatible Manufacturer Model...

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$30.39 - $30.39
$30.39
$30.39 - $30.39
$30.39
Repair Parts/Tools For Pneumatic Tstats

Repair Parts/Tools For Pneumatic Tstats

HONEYWELL
$317.89 - $317.89
$317.89
$317.89 - $317.89
$317.89

Repair Parts and Tools Compatible Grainger Part Number 278Z49 279A27 279A28 3UC87 3UC88 3UC89 3UC90 3UC91 3UC95 3UC99 Compatible Manufacturer Model...

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$317.89 - $317.89
$317.89
$317.89 - $317.89
$317.89
Repair Parts/Tools Plastic W/6 Inserts

Repair Parts/Tools Plastic W/6 Inserts

HONEYWELL
$322.44 - $322.44
$322.44
$322.44 - $322.44
$322.44

Repair Parts and Tools Color Beige Compatible Brand and Series Honeywell 14004407-910 Compatible Grainger Part Number 279A27 3UC90 3UC95 3UC99 Comp...

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$322.44 - $322.44
$322.44
$322.44 - $322.44
$322.44
Repair Parts/Tools Plast With 6 Inserts

Repair Parts/Tools Plast With 6 Inserts

HONEYWELL
$176.43 - $176.43
$176.43
$176.43 - $176.43
$176.43

Repair Parts and Tools Color Silver Compatible Brand and Series Honeywell 14004406-910 Compatible Grainger Part Number 279A27 3UC87 3UC90 3UC95 3UC...

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$176.43 - $176.43
$176.43
$176.43 - $176.43
$176.43
Modernization Kit Vertical Beige

Modernization Kit Vertical Beige

HONEYWELL
$468.65 - $468.65
$468.65
$468.65 - $468.65
$468.65

Repair Parts and Tools Color Beige Compatible Brand and Series Honeywell 14002573-001 Compatible Manufacturer Model Number HP970 HP971 HP972 TP9600...

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$468.65 - $468.65
$468.65
$468.65 - $468.65
$468.65
Pneumatic Tstat Heat or Cool 1Pipe Low

Pneumatic Tstat Heat or Cool 1Pipe Low

HONEYWELL
$366.11 - $366.11
$366.11
$366.11 - $366.11
$366.11

Pneumatic Thermostat Direct Acting and Reverse Acting 1 or 2 Pipe Heating and Cooling Single Temperature Air Connections 1/8 in Element Type Bi-Met...

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$366.11 - $366.11
$366.11
$366.11 - $366.11
$366.11
Modutrol Motor 20VA 24V 50/60HZ 90 To 1

Modutrol Motor 20VA 24V 50/60HZ 90 To 1

HONEYWELL
$2,877.16 - $2,877.16
$2,877.16
$2,877.16 - $2,877.16
$2,877.16

Motor Number of Auxiliary Switches 0

$2,877.16 - $2,877.16
$2,877.16
$2,877.16 - $2,877.16
$2,877.16
Temp/Humidity Sensor 0-10V DC 0-5V DC

Temp/Humidity Sensor 0-10V DC 0-5V DC

HONEYWELL
$583.66 - $583.66
$583.66
$583.66 - $583.66
$583.66

Temperature and Humidity Sensor Display Type None Sensing Element Type Thermistor Mounting Location Wall Mount Output 0 to 10V DC 0 to 5V DC Electr...

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$583.66 - $583.66
$583.66
$583.66 - $583.66
$583.66
Remote Sensor Hardwired 99/45F Indoor

Remote Sensor Hardwired 99/45F Indoor

HONEYWELL
$63.12 - $63.12
$63.12
$63.12 - $63.12
$63.12

Remote Sensor Wall Module Replaces Model (6WY21) T7770A3002 10K Ohm For Averaging Only Color White Height (In.) 4-9/16 Width (In.) 3 Depth (In.) 7/...

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$63.12 - $63.12
$63.12
$63.12 - $63.12
$63.12
Fan Coil Tstat Digital 2 or 4 Pipe 24V

Fan Coil Tstat Digital 2 or 4 Pipe 24V

HONEYWELL
$222.84 - $222.84
$222.84
$222.84 - $222.84
$222.84

Fan Coil Thermostat Low Voltage Thermostat Switch Type 5 Relays Switch Action - Thermostat Control Range 50 Degrees to 90 Degrees F Differential (D...

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$222.84 - $222.84
$222.84
$222.84 - $222.84
$222.84
Fan Coil Tstat Digital 2 or 4 Pipe

Fan Coil Tstat Digital 2 or 4 Pipe

HONEYWELL
$255.86 - $255.86
$255.86
$255.86 - $255.86
$255.86

Fan Coil Thermostat Line Voltage Thermostat Switch Type 5 Relays Switch Action - Thermostat Control Range 50 Degrees to 90 Degrees F Differential (...

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$255.86 - $255.86
$255.86
$255.86 - $255.86
$255.86
VAV Thermostat 0 to 100 Deg F 24V AC

VAV Thermostat 0 to 100 Deg F 24V AC

HONEYWELL
$1,469.22 - $1,469.22
$1,469.22
$1,469.22 - $1,469.22
$1,469.22

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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$1,469.22 - $1,469.22
$1,469.22
$1,469.22 - $1,469.22
$1,469.22
Relay Switching

Relay Switching

HONEYWELL
$157.75 - $157.75
$157.75
$157.75 - $157.75
$157.75

Transformer Relay Coil Volts 24 Transformer Primary (V) 120 V Transformer Secondary (V) 24 V Switch Type 2 SPST plus 1 Powerpile SPST - HP - 7.4 A ...

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$157.75 - $157.75
$157.75
$157.75 - $157.75
$157.75
Actuator Damper 70 in-lb 24V AC

Actuator Damper 70 in-lb 24V AC

HONEYWELL
$296.80 - $296.80
$296.80
$296.80 - $296.80
$296.80

Actuator Valve Application Damper Signal Type Floating Point On/Off Rated Torque 70 in-lb Input Voltage 24V AC Output Signal Not Applicable Contact...

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$296.80 - $296.80
$296.80
$296.80 - $296.80
$296.80
Actuator Damper 80 in-lb 120V AC

Actuator Damper 80 in-lb 120V AC

HONEYWELL
$654.73 - $654.73
$654.73
$654.73 - $654.73
$654.73

Actuator Valve Application Damper Signal Type On/Off Rated Torque 80 in-lb Input Voltage 120V AC Electrical Connection Type Hardwired For Use With ...

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$654.73 - $654.73
$654.73
$654.73 - $654.73
$654.73
Damper Positive Positioner Attached

Damper Positive Positioner Attached

HONEYWELL
$2,191.25 - $2,191.25
$2,191.25
$2,191.25 - $2,191.25
$2,191.25

Damper Positive Positioner Attached

$2,191.25 - $2,191.25
$2,191.25
$2,191.25 - $2,191.25
$2,191.25
11.5 H 8 W 3 Zone Cntrl Kit 2Cool 2Heat

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

HONEYWELL
$492.16 - $492.16
$492.16
$492.16 - $492.16
$492.16

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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$492.16 - $492.16
$492.16
$492.16 - $492.16
$492.16
Two-Way Globe Valve 1/2 In NPT 1.16 Cv

Two-Way Globe Valve 1/2 In NPT 1.16 Cv

HONEYWELL
$410.02 - $410.02
$410.02
$410.02 - $410.02
$410.02

Two-Way Globe Valve 1/2 In NPT 1.16 Cv

$410.02 - $410.02
$410.02
$410.02 - $410.02
$410.02
5000 Series Sweat Sz ID 3/4In

5000 Series Sweat Sz ID 3/4In

HONEYWELL
$232.83 - $232.83
$232.83
$232.83 - $232.83
$232.83

Sweat Sz ID 3/4In 5000 Series

$232.83 - $232.83
$232.83
$232.83 - $232.83
$232.83

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