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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

Electric Thermostat 120/277VAC 493F Max

Electric Thermostat 120/277VAC 493F Max

ROBERTSHAW
$186.33 - $186.33
$186.33
$186.33 - $186.33
$186.33

Electric Thermostat Product Type Electric Thermostat Capillary Tube Length 36 in Sensing Bulb Diameter 1/4 in Stem Length 7/8 in Compatible with Br...

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$186.33 - $186.33
$186.33
$186.33 - $186.33
$186.33
Electric Thermostat 120/277VAC 250F Max

Electric Thermostat 120/277VAC 250F Max

ROBERTSHAW
$298.11 - $298.11
$298.11
$298.11 - $298.11
$298.11

Electric Thermostat Product Type Electric Thermostat Capillary Tube Length 60 in Sensing Bulb Diameter 3/8 in Stem Length 7/8 in Sensing Bulb Lengt...

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$298.11 - $298.11
$298.11
$298.11 - $298.11
$298.11
Gas Thermostat 3/8 in Pipe 150 to 550 F

Gas Thermostat 3/8 in Pipe 150 to 550 F

ROBERTSHAW
$380.72 - $380.72
$380.72
$380.72 - $380.72
$380.72

Gas Thermostat Product Type Gas Thermostat For Fuel Type LP Natural Gas Maximum Control Temperature 550 Degrees F Minimum Control Temperature 150 D...

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$380.72 - $380.72
$380.72
$380.72 - $380.72
$380.72
Infinite Switch 240V AC 250F Max

Infinite Switch 240V AC 250F Max

ROBERTSHAW
$39.16 - $39.16
$39.16
$39.16 - $39.16
$39.16

Infinite Switch Product Type Infinite Switch Capillary Tube Length Not Applicable Sensing Bulb Diameter Not Applicable Stem Length 2 in Sensing Bul...

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$39.16 - $39.16
$39.16
$39.16 - $39.16
$39.16
Gas Valve Standard Opening 70 000 BtuH

Gas Valve Standard Opening 70 000 BtuH

ROBERTSHAW
$159.64 - $159.64
$159.64
$159.64 - $159.64
$159.64

Gas Valve BtuH Capacity 70 000 BtuH Valve Type Standard Opening Coil Volts 750 mV Gas Type NG/LP Inlet Size 1/2 in Outlet Size 1/2 in LP Conversion...

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$159.64 - $159.64
$159.64
$159.64 - $159.64
$159.64
Heat Exch Braze Plate 50 gpm 435 psig

Heat Exch Braze Plate 50 gpm 435 psig

BELL GOSSETT
$4,992.45 - $4,992.45
$4,992.45
$4,992.45 - $4,992.45
$4,992.45

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Refrigerant 90 000 BtuH Total Surface Area 22.64 sq ft Overall Height ...

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$4,992.45 - $4,992.45
$4,992.45
$4,992.45 - $4,992.45
$4,992.45
Heat Exch Braze Plate 50 gpm 435 psig

Heat Exch Braze Plate 50 gpm 435 psig

BELL GOSSETT
$2,085.10 - $2,085.10
$2,085.10
$2,085.10 - $2,085.10
$2,085.10

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Refrigerant 6 000 BtuH Total Surface Area 2.26 sq ft Overall Height 12...

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$2,085.10 - $2,085.10
$2,085.10
$2,085.10 - $2,085.10
$2,085.10
Heat Exch Braze Plate 5 900 000 BtuH

Heat Exch Braze Plate 5 900 000 BtuH

BELL GOSSETT
$18,816.24 - $18,816.24
$18,816.24
$18,816.24 - $18,816.24
$18,816.24

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Water 5 900 000 BtuH Heat Dissipation Capacity for Oil 636 250 BtuH To...

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$18,816.24 - $18,816.24
$18,816.24
$18,816.24 - $18,816.24
$18,816.24
Heat Exch Braze Plate 1 500 000 BtuH

Heat Exch Braze Plate 1 500 000 BtuH

BELL GOSSETT
$9,948.18 - $9,948.18
$9,948.18
$9,948.18 - $9,948.18
$9,948.18

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Water 1 500 000 BtuH Heat Dissipation Capacity for Oil 286 000 BtuH To...

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$9,948.18 - $9,948.18
$9,948.18
$9,948.18 - $9,948.18
$9,948.18
Heat Exch Braze Plate 900 000 BtuH

Heat Exch Braze Plate 900 000 BtuH

BELL GOSSETT
$4,372.48 - $4,372.48
$4,372.48
$4,372.48 - $4,372.48
$4,372.48

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Water 900 000 BtuH Heat Dissipation Capacity for Oil 110 000 BtuH Tota...

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$4,372.48 - $4,372.48
$4,372.48
$4,372.48 - $4,372.48
$4,372.48
Heat Exch Braze Plate 135 000 BtuH

Heat Exch Braze Plate 135 000 BtuH

BELL GOSSETT
$2,054.36 - $2,054.36
$2,054.36
$2,054.36 - $2,054.36
$2,054.36

Heat Exchanger Heat Exchanger Type Braze Plate Heat Dissipation Capacity for Water 135 000 BtuH Heat Dissipation Capacity for Oil 12 725 BtuH Total...

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$2,054.36 - $2,054.36
$2,054.36
$2,054.36 - $2,054.36
$2,054.36
Heat Exch Braze Plate 139 610 BtuH

Heat Exch Braze Plate 139 610 BtuH

BELL GOSSETT
$1,715.39 - $1,715.39
$1,715.39
$1,715.39 - $1,715.39
$1,715.39

Heat Exchanger Heat Exchanger Type Braze Plate Mounting Stud Thread Size 3/8 In.-16 Heat Dissipation Capacity for Water 139 610 BtuH Heat Dissipati...

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$1,715.39 - $1,715.39
$1,715.39
$1,715.39 - $1,715.39
$1,715.39
Enclosed Fan Relay SPDT 24V Coil

Enclosed Fan Relay SPDT 24V Coil

APPROVED VENDOR
$14.86 - $14.86
$14.86
$14.86 - $14.86
$14.86

Magnetic Relay Coil Volts 24 Switch Type SPDT 14 A Full Load Amps @ 120VAC 60 A 8 A Full Load Amps @ 240VAC 48 A 2 1/4 in 2 1/8 in 2 in Universal M...

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$14.86 - $14.86
$14.86
$14.86 - $14.86
$14.86
Transformer Relay DPDT

Transformer Relay DPDT

APPROVED VENDOR
$29.16 - $29.16
$29.16
$29.16 - $29.16
$29.16

Transformer Relay Coil Volts 24 Transformer Primary (V) 120 V Transformer Secondary (V) 24 V Switch Type DPDT 3/4 hp HP 12 A Full Load Amps @ 120VA...

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$29.16 - $29.16
$29.16
$29.16 - $29.16
$29.16
Hygrostat 50-100% 24 to 48V DC SPST

Hygrostat 50-100% 24 to 48V DC SPST

RITTAL
$364.93 - $364.93
$364.93
$364.93 - $364.93
$364.93

Hygrostat Product Type Hygrostat Dehumidifier Control Compatibility Not Dehumidifier Control Compatible Humidifier Control Compatibility Humidifier...

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$364.93 - $364.93
$364.93
$364.93 - $364.93
$364.93
Valve Pneumatic 1/2

Valve Pneumatic 1/2

SIEMENS
$183.18 - $183.18
$183.18
$183.18 - $183.18
$183.18

Pneumatic Control Valve Globe Pipe (In.) 1/2 NPT Valve Body Material Bronze Valve Type 2-Way NC Cv 2.5 Spring Range (PSI) 10-15 Close Off Rating @ ...

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$183.18 - $183.18
$183.18
$183.18 - $183.18
$183.18
Electric Sequencer 4 Switch 1-110 Sec

Electric Sequencer 4 Switch 1-110 Sec

APPROVED VENDOR
$57.49 - $57.49
$57.49
$57.49 - $57.49
$57.49

Electric Sequencer Strip Heat And/Or Blower Fan In Heat Pumps And Electric Furnaces Number of Switches 4 Main Switch On Time (Sec.) 1 to 110 Main S...

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$57.49 - $57.49
$57.49
$57.49 - $57.49
$57.49
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$18.92 - $18.92
$18.92
$18.92 - $18.92
$18.92

Temperature Limit Controller Application Adjustable Limit Control Mounting Surface Mount Contact Form SPST Switch Action Close on Rise Reset Type A...

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$18.92 - $18.92
$18.92
$18.92 - $18.92
$18.92
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90

Temperature Limit Controller Application Fan Control Mounting Surface Mount Contact Form SPST Switch Action Close on Rise Reset Type Automatic Rese...

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$6.90 - $6.90
$6.90
$6.90 - $6.90
$6.90
Temperature Limit Controller SPST Manual

Temperature Limit Controller SPST Manual

APPROVED VENDOR
$10.53 - $10.53
$10.53
$10.53 - $10.53
$10.53

Temperature Limit Controller Application Flame Rollout Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Manual Reset ...

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$10.53 - $10.53
$10.53
$10.53 - $10.53
$10.53
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$6.10 - $6.10
$6.10
$6.10 - $6.10
$6.10

Temperature Limit Controller Application Limit Control Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Automatic Res...

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$6.10 - $6.10
$6.10
$6.10 - $6.10
$6.10
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$5.92 - $5.92
$5.92
$5.92 - $5.92
$5.92

Temperature Limit Controller Application Limit Control Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Automatic Res...

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$5.92 - $5.92
$5.92
$5.92 - $5.92
$5.92
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$6.38 - $6.38
$6.38
$6.38 - $6.38
$6.38

Temperature Limit Controller Application Limit Control Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Automatic Res...

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$6.38 - $6.38
$6.38
$6.38 - $6.38
$6.38
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

APPROVED VENDOR
$5.96 - $5.96
$5.96
$5.96 - $5.96
$5.96

Temperature Limit Controller Application Limit Control Mounting Surface Mount Contact Form SPST Switch Action Open on Rise Reset Type Automatic Res...

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$5.96 - $5.96
$5.96
$5.96 - $5.96
$5.96

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