Skip to content
HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 3099

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

$
$
Pressure Switchhialtitudepressureswitch

Pressure Switchhialtitudepressureswitch

HEIL QUAKER
$233.78 - $233.78
$233.78
$233.78 - $233.78
$233.78

Pressure Switchhialtitudepressureswitch

$233.78 - $233.78
$233.78
$233.78 - $233.78
$233.78
Switch Lmt 130-20 S

Switch Lmt 130-20 S

HEIL QUAKER
$14.68 - $14.68
$14.68
$14.68 - $14.68
$14.68

Switch Lmt 130-20 S

$14.68 - $14.68
$14.68
$14.68 - $14.68
$14.68
Heat Exchangersecondary Heat Exchanger

Heat Exchangersecondary Heat Exchanger

HEIL QUAKER
$1,488.58 - $1,488.58
$1,488.58
$1,488.58 - $1,488.58
$1,488.58

Heat Exchanger

$1,488.58 - $1,488.58
$1,488.58
$1,488.58 - $1,488.58
$1,488.58
Hot Surface Igniter

Hot Surface Igniter

HEIL QUAKER
$127.22 - $127.22
$127.22
$127.22 - $127.22
$127.22

Hot Surface Igniter Product Type Hot Surface Igniter

$127.22 - $127.22
$127.22
$127.22 - $127.22
$127.22
Heat Exchangerheat Exchanger Assembly

Heat Exchangerheat Exchanger Assembly

GOODMAN
$1,131.93 - $1,131.93
$1,131.93
$1,131.93 - $1,131.93
$1,131.93

Heat Exchanger Assembly

$1,131.93 - $1,131.93
$1,131.93
$1,131.93 - $1,131.93
$1,131.93
Pressure Switch0.81 Wc SPST

Pressure Switch0.81 Wc SPST

GOODMAN
$153.03 - $153.03
$153.03
$153.03 - $153.03
$153.03

Pressure Switch0.81 In.Wc SPST Contact Form SPST Maximum Pressure Rating 0.81 in wc

$153.03 - $153.03
$153.03
$153.03 - $153.03
$153.03
Olive Dot Air Pressure Switch

Olive Dot Air Pressure Switch

GOODMAN
$33.06 - $33.06
$33.06
$33.06 - $33.06
$33.06

Olive Dot Air Pressure Switch Housing Color Olive

$33.06 - $33.06
$33.06
$33.06 - $33.06
$33.06
Thermal Safety Switch SPST Manual

Thermal Safety Switch SPST Manual

FIELD CONTROLS
$239.93 - $239.93
$239.93
$239.93 - $239.93
$239.93

Thermal Safety Switch Input Voltage 120V AC 240V AC Contact Form SPST Reset Type Manual Reset Application Draft Control Manual Reset Compatible wit...

View full Details
$239.93 - $239.93
$239.93
$239.93 - $239.93
$239.93
Temperature Limit Controller SPST Auto

Temperature Limit Controller SPST Auto

SUPCO
$6.92 - $6.92
$6.92
$6.92 - $6.92
$6.92

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

View full Details
$6.92 - $6.92
$6.92
$6.92 - $6.92
$6.92
Steam Trap 3000 psi 800F 2-15/16 in L

Steam Trap 3000 psi 800F 2-15/16 in L

NICHOLSON
$1,294.78 - $1,294.78
$1,294.78
$1,294.78 - $1,294.78
$1,294.78

Steam Trap (F)NPT Connections 1 in Max Operating PSI 3 000 psi End to End Length 2 15/16 in Max Temp 800 Degrees F Type Float and Thermostatic Down...

View full Details
$1,294.78 - $1,294.78
$1,294.78
$1,294.78 - $1,294.78
$1,294.78
Steam Trap 3000 psi 800F 2-47/64 in L

Steam Trap 3000 psi 800F 2-47/64 in L

NICHOLSON
$777.20 - $777.20
$777.20
$777.20 - $777.20
$777.20

Steam Trap (F)NPT Connections 3/4 in Max Operating PSI 3 000 psi End to End Length 2 47/64 in Max Temp 800 Degrees F Type Float and Thermostatic Do...

View full Details
$777.20 - $777.20
$777.20
$777.20 - $777.20
$777.20
Steam Trap 3000 psi 800F 2-27/64 in L

Steam Trap 3000 psi 800F 2-27/64 in L

NICHOLSON
$658.73 - $658.73
$658.73
$658.73 - $658.73
$658.73

Steam Trap (F)NPT Connections 1/2 in Max Operating PSI 3 000 psi End to End Length 2 27/64 in Max Temp 800 Degrees F Type Float and Thermostatic Do...

View full Details
$658.73 - $658.73
$658.73
$658.73 - $658.73
$658.73
Speed/Light Control 120V AC SPST 15 A

Speed/Light Control 120V AC SPST 15 A

PANASONIC
$152.80 - $152.80
$152.80
$152.80 - $152.80
$152.80

Speed and Light Control Switch Type Toggle Contact Form SPST Input Voltage 120V AC Maximum Input Current 15 A Number of Switches or Dials 1 Plate M...

View full Details
$152.80 - $152.80
$152.80
$152.80 - $152.80
$152.80
Air Flow Switch 1 969 fpm 3 A PBT

Air Flow Switch 1 969 fpm 3 A PBT

DWYER
$620.11 - $620.11
$620.11
$620.11 - $620.11
$620.11

Air Flow Switch Contact Form SPST Input Voltage 30V DC/250V AC Full Load Current 3 A Maximum Air Velocity 1 969 fpm Minimum Actuation Air Velocity ...

View full Details
$620.11 - $620.11
$620.11
$620.11 - $620.11
$620.11
Air Flow Switch 1 969 fpm 3 A PBT

Air Flow Switch 1 969 fpm 3 A PBT

DWYER
$617.38 - $617.38
$617.38
$617.38 - $617.38
$617.38

Air Flow Switch Contact Form SPST Input Voltage 30V DC/250V AC Full Load Current 3 A Maximum Air Velocity 1 969 fpm Minimum Actuation Air Velocity ...

View full Details
$617.38 - $617.38
$617.38
$617.38 - $617.38
$617.38
Air Flow Switch 250V AC 1 800fpm 15A ABS

Air Flow Switch 250V AC 1 800fpm 15A ABS

DWYER
$154.37 - $154.37
$154.37
$154.37 - $154.37
$154.37

Air Flow Switch Contact Form SPDT Input Voltage 250V AC Full Load Current 15 A Maximum Air Velocity 1 800 fpm Minimum Actuation Air Velocity - Vert...

View full Details
$154.37 - $154.37
$154.37
$154.37 - $154.37
$154.37
Pneumatic Control Digital White 25 psi

Pneumatic Control Digital White 25 psi

JOHNSON CONTROLS
$1,123.99 - $1,123.99
$1,123.99
$1,123.99 - $1,123.99
$1,123.99

Thermostat digital pneumatic two pipe reverse acting Voltage 100 VAC to 240 VAC 50/60Hz

$1,123.99 - $1,123.99
$1,123.99
$1,123.99 - $1,123.99
$1,123.99
Fan Coil Tstat Analog 1 Pipe 24-277V AC

Fan Coil Tstat Analog 1 Pipe 24-277V AC

JOHNSON CONTROLS
$289.52 - $289.52
$289.52
$289.52 - $289.52
$289.52

Fan Coil Thermostat Heating/Cooling Thermostat Switch Type SPDT Switch Action Open/Close on Rise Number of Switches 2 Thermostat Control Range 40 D...

View full Details
$289.52 - $289.52
$289.52
$289.52 - $289.52
$289.52
Line Volt NP Analog Tstat 1H White SPST

Line Volt NP Analog Tstat 1H White SPST

JOHNSON CONTROLS
$230.93 - $230.93
$230.93
$230.93 - $230.93
$230.93

Line Voltage Wall Thermostat Thermostat Switch Type SPST Thermostat Control Range 40 Degrees to 65 Degrees F Thermostat Voltage 24 to 277V AC Full ...

View full Details
$230.93 - $230.93
$230.93
$230.93 - $230.93
$230.93
Line Volt NP Analog Tstat 1C Black SPST

Line Volt NP Analog Tstat 1C Black SPST

JOHNSON CONTROLS
$393.64 - $393.64
$393.64
$393.64 - $393.64
$393.64

Line Volt Mechanical Tstat Thermostat Switch Type SPST Thermostat Control Range 40 Degrees to 90 Degrees F Thermostat Voltage 24 to 277V AC Full Lo...

View full Details
$393.64 - $393.64
$393.64
$393.64 - $393.64
$393.64
Line Volt NP Analog Tstat 1H Black SPST

Line Volt NP Analog Tstat 1H Black SPST

JOHNSON CONTROLS
$545.22 - $545.22
$545.22
$545.22 - $545.22
$545.22

Line Volt Mechanical Tstat Thermostat Switch Type SPST Thermostat Control Range 40 Degrees to 90 Degrees F Thermostat Voltage 120 to 240V AC Full L...

View full Details
$545.22 - $545.22
$545.22
$545.22 - $545.22
$545.22
Pressure Stage Module Pressure

Pressure Stage Module Pressure

JOHNSON CONTROLS
$160.79 - $160.79
$160.79
$160.79 - $160.79
$160.79

Pressure Stage Module Input Voltage 24V Overall Height 5 in Overall Width 2 3/8 in Standards C-UL CCN XAPX7 File E27734 UL Listed CCN XAPX File E27...

View full Details
$160.79 - $160.79
$160.79
$160.79 - $160.79
$160.79
Line Voltage Thermostat 0 to 5/10V DC

Line Voltage Thermostat 0 to 5/10V DC

JOHNSON CONTROLS
$540.37 - $540.37
$540.37
$540.37 - $540.37
$540.37

Line Voltage Thermostat Mounting Location Wall Mount Output 0 to 10V DC 0 to 5V DC Temperature Accuracy +/-0.35 Degrees F Electrical Connection Typ...

View full Details
$540.37 - $540.37
$540.37
$540.37 - $540.37
$540.37
Display Module 5V DC 5 in H 2 3/8 in W

Display Module 5V DC 5 in H 2 3/8 in W

JOHNSON CONTROLS
$357.16 - $357.16
$357.16
$357.16 - $357.16
$357.16

Display Module Input Voltage 5V DC Overall Height 5 in Overall Width 2 3/8 in Compatible with Series P352 P352P Compatible with Grainger Part Numbe...

View full Details
$357.16 - $357.16
$357.16
$357.16 - $357.16
$357.16

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare

Compare