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HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 935

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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Two-Way 1/2 In NPT Valve 1.9 Cv

Two-Way 1/2 In NPT Valve 1.9 Cv

HONEYWELL
$107.99 - $107.99
$107.99
$107.99 - $107.99
$107.99

Two-Way 1/2 In NPT Valve 1.9 Cv

$107.99 - $107.99
$107.99
$107.99 - $107.99
$107.99
Two-Way Globe Valve 3/4 In NPT 7.3 Cv

Two-Way Globe Valve 3/4 In NPT 7.3 Cv

HONEYWELL
$284.78 - $284.78
$284.78
$284.78 - $284.78
$284.78

Two-Way Globe Valve 3/4 In NPT 7.3 Cv

$284.78 - $284.78
$284.78
$284.78 - $284.78
$284.78
Two-Way 1/2 In NPT VC Valve Assembly

Two-Way 1/2 In NPT VC Valve Assembly

HONEYWELL
$101.70 - $101.70
$101.70
$101.70 - $101.70
$101.70

Two-Way 1/2 In NPT VC Valve Assembly

$101.70 - $101.70
$101.70
$101.70 - $101.70
$101.70
Two-Way Globe Valve 1/2 In NPT 4.7 Cv

Two-Way Globe Valve 1/2 In NPT 4.7 Cv

HONEYWELL
$290.86 - $290.86
$290.86
$290.86 - $290.86
$290.86

Two-Way Globe Valve 1/2 In NPT 4.7 Cv

$290.86 - $290.86
$290.86
$290.86 - $290.86
$290.86
Two-Way Globe Valve 1 In NPT 11.7Cv

Two-Way Globe Valve 1 In NPT 11.7Cv

HONEYWELL
$372.65 - $372.65
$372.65
$372.65 - $372.65
$372.65

Two-Way Globe Valve 1 In NPT 11.7Cv

$372.65 - $372.65
$372.65
$372.65 - $372.65
$372.65
Two-Way 3/4 In NPT Valve 4.9 Cv

Two-Way 3/4 In NPT Valve 4.9 Cv

HONEYWELL
$161.69 - $161.69
$161.69
$161.69 - $161.69
$161.69

Two-Way 3/4 In NPT Valve 4.9 Cv

$161.69 - $161.69
$161.69
$161.69 - $161.69
$161.69
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
Actuator Damper Valve 40 in-lb 24V AC

Actuator Damper Valve 40 in-lb 24V AC

HONEYWELL HOME
$459.96 - $459.96
$459.96
$459.96 - $459.96
$459.96

Actuator Valve Application Damper and Valve Signal Type Floating Point Rated Torque 40 in-lb Input Voltage 24V AC Output Signal Not Applicable Cont...

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$459.96 - $459.96
$459.96
$459.96 - $459.96
$459.96
Internal Transformer Kit 24V AC 50/60Hz

Internal Transformer Kit 24V AC 50/60Hz

HONEYWELL
$236.45 - $236.45
$236.45
$236.45 - $236.45
$236.45

Internal Transformer Kit Compatible with Brand Honeywell Compatible with Manufacturer Model Number M734 M934 Compatible with Series 41 81 Includes ...

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$236.45 - $236.45
$236.45
$236.45 - $236.45
$236.45
Gas Valve Standard Opening 270 000 BtuH

Gas Valve Standard Opening 270 000 BtuH

HONEYWELL
$401.98 - $401.98
$401.98
$401.98 - $401.98
$401.98

Gas Valve Ignition Type Intermittent Pilot and Direct Spark Ignition BtuH Capacity 270 000 BtuH Valve Type Standard Opening Coil Volts 24 V Gas Typ...

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$401.98 - $401.98
$401.98
$401.98 - $401.98
$401.98
Ball Joint For Use With Honeywell

Ball Joint For Use With Honeywell

HONEYWELL
$35.65 - $35.65
$35.65
$35.65 - $35.65
$35.65

Ball Joint Product Type Ball Joint Compatible with Brand Honeywell Compatible with Manufacturer Model Number MS3103J1030 MS3105J3030 MS3105J3130 MS...

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$35.65 - $35.65
$35.65
$35.65 - $35.65
$35.65
Motor for AOBD AOBD-BM IOBD Dampers

Motor for AOBD AOBD-BM IOBD Dampers

HONEYWELL HOME
$510.46 - $510.46
$510.46
$510.46 - $510.46
$510.46

Motor Terminal Designations 1 2 3 4 5 6 X Z Includes - Connection Type Screw Terminals

$510.46 - $510.46
$510.46
$510.46 - $510.46
$510.46
Zone Valve FNPT Sz ID 3/4In

Zone Valve FNPT Sz ID 3/4In

HONEYWELL HOME
$177.10 - $177.10
$177.10
$177.10 - $177.10
$177.10

Zone Valve FNPT Connection Sz ID 3/4 In Height 5 1/4 In Width 2 3/8 In Depth 3 1/2 In Max Water Temp 200 Deg F Voltage 24 Electrical Connections 18...

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$177.10 - $177.10
$177.10
$177.10 - $177.10
$177.10
Zone Valve Inverted Flare Sz ID 1/2In

Zone Valve Inverted Flare Sz ID 1/2In

HONEYWELL HOME
$199.31 - $199.31
$199.31
$199.31 - $199.31
$199.31

Zone Valve Inverted Flare Solder Connection Sz ID 1/2 In Height 5 1/4 In Width 2 3/8 In Depth 3 1/2 In Steam Capacity 3.5 Lb/Hr Max Water Temp 200 ...

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$199.31 - $199.31
$199.31
$199.31 - $199.31
$199.31
Zone Valve Sweat Sz ID 3/4In

Zone Valve Sweat Sz ID 3/4In

HONEYWELL HOME
$172.58 - $172.58
$172.58
$172.58 - $172.58
$172.58

Zone Valve Sweat Solder Connection Sz ID 3/4 In Height 5 1/4 In Width 2 3/8 In Depth 3 1/2 In Steam Capacity 3.5 Lb/Hr Max Water Temp 200 Deg F Vol...

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$172.58 - $172.58
$172.58
$172.58 - $172.58
$172.58
Valve And Actuator Pneumatic Pipe 1/2 In

Valve And Actuator Pneumatic Pipe 1/2 In

SIEMENS
$189.96 - $189.96
$189.96
$189.96 - $189.96
$189.96

Pneumatic Control Valve Globe Pipe (In.) 1/2 NPT Valve Body Material Bronze Width (In.) 4 in Height (In.) 4 in Valve Type 2-Way NO Cv 4 Spring Rang...

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$189.96 - $189.96
$189.96
$189.96 - $189.96
$189.96
Gas Valve Low Capacity 70 000 BtuH

Gas Valve Low Capacity 70 000 BtuH

ROBERTSHAW
$275.36 - $275.36
$275.36
$275.36 - $275.36
$275.36

Gas Valve BtuH Capacity 70 000 BtuH Valve Type Low Capacity Coil Volts 750 mV Gas Type NG/LP Inlet Size 1/2 in Outlet Size 3/8 in Side Taps No Inle...

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$275.36 - $275.36
$275.36
$275.36 - $275.36
$275.36
Gas Valve Combination 150 000 BtuH

Gas Valve Combination 150 000 BtuH

ROBERTSHAW
$201.26 - $201.26
$201.26
$201.26 - $201.26
$201.26

Gas Valve Ignition Type Standing Pilot BtuH Capacity 150 000 BtuH Valve Type Combination Coil Volts 24 V Gas Type NG/LP Inlet Size 1/2 in Outlet Si...

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$201.26 - $201.26
$201.26
$201.26 - $201.26
$201.26
Conduit Adapter 1 1/2 in H 1 3/4 in L

Conduit Adapter 1 1/2 in H 1 3/4 in L

SIEMENS
$1,949.97 - $1,949.97
$1,949.97
$1,949.97 - $1,949.97
$1,949.97

Conduit Adapter Product Type Conduit Adapter Compatible with Brand Siemens Compatible with Manufacturer Model Number GBB131.1U GBB161.1U GCA121.1P ...

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$1,949.97 - $1,949.97
$1,949.97
$1,949.97 - $1,949.97
$1,949.97
Mounting Kit 6 1/2 in H 2 1/4 in L

Mounting Kit 6 1/2 in H 2 1/4 in L

SIEMENS
$86.48 - $86.48
$86.48
$86.48 - $86.48
$86.48

Mounting Kit Product Type Mounting Kit Compatible with Brand Siemens Compatible with Manufacturer Model Number GDE131.1P GDE161.1P GLB161.1P Compat...

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$86.48 - $86.48
$86.48
$86.48 - $86.48
$86.48
Mounting Kit 6 5/8 in H 4 3/4 in L

Mounting Kit 6 5/8 in H 4 3/4 in L

SIEMENS
$99.22 - $99.22
$99.22
$99.22 - $99.22
$99.22

Mounting Kit Product Type Mounting Kit Compatible with Brand Siemens Compatible with Manufacturer Model Number GBB131.1U GBB161.1U GCA121.1P GCA121...

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$99.22 - $99.22
$99.22
$99.22 - $99.22
$99.22
Filter Kit For Use with D-3062

Filter Kit For Use with D-3062

JOHNSON CONTROLS
$821.35 - $821.35
$821.35
$821.35 - $821.35
$821.35

Filter Kit For Use with D-3062

$821.35 - $821.35
$821.35
$821.35 - $821.35
$821.35
Dehumidifier Control 120/240 V

Dehumidifier Control 120/240 V

APRILAIRE
$285.65 - $285.65
$285.65
$285.65 - $285.65
$285.65

Dehumidifier Control Control Range 40 Percent to 80 Percent Humidity Differential +/-5 Percent Mounting Location Wall Mount

$285.65 - $285.65
$285.65
$285.65 - $285.65
$285.65

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