Skip to content
HVAC Controls and Thermostats

HVAC Controls and Thermostats Total Products: 469

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

$
$
Ranco Heat Pump Reversing Valve

Ranco Heat Pump Reversing Valve

RANCO
$604.19 - $604.19
$604.19
$698.10
$698.10 - $698.10
$698.10

Ranco Heat Pump Reversing Valve

$604.19 - $604.19
$604.19
$698.10
$698.10 - $698.10
$698.10
Temperature controller

Temperature controller

RANCO
$289.69 - $289.69
$289.69
$358.51
$358.51 - $358.51
$358.51

Temperature Control

$289.69 - $289.69
$289.69
$358.51
$358.51 - $358.51
$358.51
Humidity Sensor Duct Mount Poly

Humidity Sensor Duct Mount Poly

SIEMENS
$205.16 - $205.16
$205.16
$205.16 - $205.16
$205.16

Humidity Sensor Display Type None Mounting Location Duct Mount Housing Material Polycarbonate Housing Color White Probe Length Not Applicable Tempe...

View full Details
$205.16 - $205.16
$205.16
$205.16 - $205.16
$205.16
CO2 Duct Sensor Analog 24V AC

CO2 Duct Sensor Analog 24V AC

SIEMENS
$506.60 - $506.60
$506.60
$506.60 - $506.60
$506.60

CO2 Duct Sensor Air Quality Measurement CO2 CO2 Accuracy +/-50 ppm + 2 Percent of MV Power Required 24V AC 15 to 35VDC Output 0 to 10V 0 to 5V 4 to...

View full Details
$506.60 - $506.60
$506.60
$506.60 - $506.60
$506.60
CO2 Room Sensor Digital 24V AC

CO2 Room Sensor Digital 24V AC

SIEMENS
$453.54 - $453.54
$453.54
$453.54 - $453.54
$453.54

CO2 Room Sensor Air Quality Measurement CO2 CO2 Accuracy +/-50 ppm + 2 Percent of MV Power Required 24V AC +/-20 Percent Output 0 to 10V 0 to 5V 4 ...

View full Details
$453.54 - $453.54
$453.54
$453.54 - $453.54
$453.54
Speed Control 12V DC

Speed Control 12V DC

MARADYNE
$22.99 - $22.99
$22.99
$22.99 - $22.99
$22.99

Speed Control Input Voltage 12V DC Compatible with Series F-3000 Primary Voltage 12V DC Items Controlled Fans Product Type Speed Control

$22.99 - $22.99
$22.99
$22.99 - $22.99
$22.99
Speed Control 120V AC 5 A Rocker

Speed Control 120V AC 5 A Rocker

SOLER PALAU
$114.99 - $114.99
$114.99
$114.99 - $114.99
$114.99

Speed Control Switch Type Rocker Single Slide Input Voltage 120V AC Maximum Input Current 5 A Overall Height 4 1/8 in Overall Width 2 1/8 in Primar...

View full Details
$114.99 - $114.99
$114.99
$114.99 - $114.99
$114.99
Multi-Fan Thermostat 2H/2C

Multi-Fan Thermostat 2H/2C

PECO
$198.81 - $198.81
$198.81
$198.81 - $198.81
$198.81

Multi-Fan Thermostat 2H/2C

$198.81 - $198.81
$198.81
$198.81 - $198.81
$198.81
Temperature Sensor Thermistor 50-85 F

Temperature Sensor Thermistor 50-85 F

PECO
$72.11 - $72.11
$72.11
$72.11 - $72.11
$72.11

Temperature Sensor Display Type Digital Sensing Element Type Thermistor Mounting Location Wall Mount Output Not Applicable Housing Material Vinyl H...

View full Details
$72.11 - $72.11
$72.11
$72.11 - $72.11
$72.11
Temperature Sensor Thermistor 50-85 F

Temperature Sensor Thermistor 50-85 F

PECO
$66.97 - $66.97
$66.97
$66.97 - $66.97
$66.97

Temperature Sensor Display Type Digital Sensing Element Type Thermistor Mounting Location Wall Mount Output Not Applicable Housing Material Vinyl H...

View full Details
$66.97 - $66.97
$66.97
$66.97 - $66.97
$66.97
Speed Control 120V AC SPST 1.5 A

Speed Control 120V AC SPST 1.5 A

LUTRON
$33.81 - $33.81
$33.81
$33.81 - $33.81
$33.81

Speed Control Switch Type Rocker Single Slide Contact Form SPST Input Voltage 120V AC Maximum Input Current 1.5 A Number of Switches or Dials 1 Pla...

View full Details
$33.81 - $33.81
$33.81
$33.81 - $33.81
$33.81
Speed Control 120V AC SPST 1.5 A

Speed Control 120V AC SPST 1.5 A

LUTRON
$37.72 - $37.72
$37.72
$37.72 - $37.72
$37.72

Speed Control Switch Type Rocker Single Slide Contact Form SPST Input Voltage 120V AC Maximum Input Current 1.5 A Number of Switches or Dials 1 Pla...

View full Details
$37.72 - $37.72
$37.72
$37.72 - $37.72
$37.72
Speed/Light Control 120V AC SPST 1.5 A

Speed/Light Control 120V AC SPST 1.5 A

LUTRON
$52.70 - $52.70
$52.70
$52.70 - $52.70
$52.70

Speed and Light Control Switch Type Rocker Single Slide Contact Form SPST Input Voltage 120V AC Maximum Input Current 1.5 A Number of Switches or D...

View full Details
$52.70 - $52.70
$52.70
$52.70 - $52.70
$52.70
Speed/Light Control 120V AC SPST 1.5 A

Speed/Light Control 120V AC SPST 1.5 A

LUTRON
$57.49 - $57.49
$57.49
$57.49 - $57.49
$57.49

Speed and Light Control Switch Type Rocker Single Slide Contact Form SPST Input Voltage 120V AC Maximum Input Current 1.5 A Number of Switches or D...

View full Details
$57.49 - $57.49
$57.49
$57.49 - $57.49
$57.49
Heat Pump Solenoid Coil 208/240V

Heat Pump Solenoid Coil 208/240V

RANCO
$61.45 - $61.45
$61.45
$61.45 - $61.45
$61.45

Heat Pump Solenoid Coil Voltage 208/240 5 W Watts @ 50 Hz 4 W Watts @ 60 Hz Coil Enclosure Moisture Resistant Color Coded Epoxy Duty Cycle Continuo...

View full Details
$61.45 - $61.45
$61.45
$61.45 - $61.45
$61.45
Heat Pump Solenoid Coil 24V

Heat Pump Solenoid Coil 24V

RANCO
$62.33 - $62.33
$62.33
$62.33 - $62.33
$62.33

Heat Pump Solenoid Coil Voltage 24 5 W Watts @ 50 Hz 4 W Watts @ 60 Hz Coil Enclosure Moisture Resistant Color Coded Epoxy Duty Cycle Continuous Fo...

View full Details
$62.33 - $62.33
$62.33
$62.33 - $62.33
$62.33
Heat Pump Reversing Valve 1/2x7/8 In

Heat Pump Reversing Valve 1/2x7/8 In

RANCO
$223.96 - $223.96
$223.96
$223.96 - $223.96
$223.96

Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 7/8 in High Pressure Tube I.D. 1/2 in Capacity i...

View full Details
$223.96 - $223.96
$223.96
$223.96 - $223.96
$223.96
Heat Pump Reversing Valve 1/2x3/4 In

Heat Pump Reversing Valve 1/2x3/4 In

RANCO
$258.15 - $258.15
$258.15
$258.15 - $258.15
$258.15

Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 3/4 in High Pressure Tube I.D. 1/2 in Capacity i...

View full Details
$258.15 - $258.15
$258.15
$258.15 - $258.15
$258.15
Heat Pump Reversing Valve 3/8x5/8 In

Heat Pump Reversing Valve 3/8x5/8 In

RANCO
$178.81 - $178.81
$178.81
$178.81 - $178.81
$178.81

Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 5/8 in High Pressure Tube I.D. 3/8 in Capacity i...

View full Details
$178.81 - $178.81
$178.81
$178.81 - $178.81
$178.81
Heat Pump Reversing Valve 7/8x1-1/8 In

Heat Pump Reversing Valve 7/8x1-1/8 In

RANCO
$403.30 - $403.30
$403.30
$403.30 - $403.30
$403.30

Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 1 1/8 in High Pressure Tube I.D. 7/8 in Capacity...

View full Details
$403.30 - $403.30
$403.30
$403.30 - $403.30
$403.30
Heat Pump Reversing Valve 1/2x7/8 In

Heat Pump Reversing Valve 1/2x7/8 In

RANCO
$379.10 - $379.10
$379.10
$379.10 - $379.10
$379.10

Heat Pump Reversing Valve Valve Type Slide Operation Type Coil Operated Four Way Suction Tube I.D. 7/8 in High Pressure Tube I.D. 1/2 in Capacity i...

View full Details
$379.10 - $379.10
$379.10
$379.10 - $379.10
$379.10
Mounting Rail Aluminum DIN 35mm

Mounting Rail Aluminum DIN 35mm

JOHNSON CONTROLS
$17.85 - $17.85
$17.85
$17.85 - $17.85
$17.85

Mounting Rail

$17.85 - $17.85
$17.85
$17.85 - $17.85
$17.85
Threaded Globe Valve 3/4 In 24VAC NO

Threaded Globe Valve 3/4 In 24VAC NO

SIEMENS
$154.62 - $154.62
$154.62
$154.62 - $154.62
$154.62

Threaded Globe Valve Normally Open Height 4 1/4 in Width 11 1/4 in Depth 2 in Voltage 24VAC For Use With Water or Glycol Solution 50% Max Connectio...

View full Details
$154.62 - $154.62
$154.62
$154.62 - $154.62
$154.62
Threaded Globe Valve 1/2 In 24VAC NO

Threaded Globe Valve 1/2 In 24VAC NO

SIEMENS
$152.13 - $152.13
$152.13
$152.13 - $152.13
$152.13

Threaded Globe Valve Normally Open Height 4 1/4 in Width 11 1/4 in Depth 2 in Voltage 24VAC For Use With Water or Glycol Solution 50% Max Connectio...

View full Details
$152.13 - $152.13
$152.13
$152.13 - $152.13
$152.13

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