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

$
$
SensorWire 18 Lead W088901018

SensorWire 18 Lead W088901018

LENNOX
$15.75 - $15.75
$15.75
$15.75 - $15.75
$15.75

Sensorwire 18 in Lead W088901018 Le14F53 Display Type Not Applicable Display Units Not Applicable Display Resolution Not Applicable

$15.75 - $15.75
$15.75
$15.75 - $15.75
$15.75
Temp/Humidity Sensor Thermistor -200 F

Temp/Humidity Sensor Thermistor -200 F

MAMAC PARTS
$113.58 - $113.58
$113.58
$113.58 - $113.58
$113.58

Temperature and Humidity Sensor Sensing Element Type Thermistor Housing Material Plastic Probe Length 12 ft Maximum Sensing Temperature 200 Degrees...

View full Details
$113.58 - $113.58
$113.58
$113.58 - $113.58
$113.58
Temp/Humidity Sensor Thermistor 10K ohm

Temp/Humidity Sensor Thermistor 10K ohm

MAMAC PARTS
$107.90 - $107.90
$107.90
$107.90 - $107.90
$107.90

Temperature and Humidity Sensor Sensing Element Type Thermistor Housing Material Plastic Probe Length 12 ft Loop Resistance 10k ohm Overall Length ...

View full Details
$107.90 - $107.90
$107.90
$107.90 - $107.90
$107.90
Temp/Humidity Sensor Thermistor -210 F

Temp/Humidity Sensor Thermistor -210 F

MAMAC PARTS
$31.23 - $31.23
$31.23
$31.23 - $31.23
$31.23

Temperature and Humidity Sensor Sensing Element Type Thermistor Housing Material Plastic Probe Length 6 in Maximum Sensing Temperature 210 Degrees ...

View full Details
$31.23 - $31.23
$31.23
$31.23 - $31.23
$31.23
Temp/Humidity Sensor Thermistor -210 F

Temp/Humidity Sensor Thermistor -210 F

MAMAC PARTS
$23.39 - $23.39
$23.39
$23.39 - $23.39
$23.39

Temperature and Humidity Sensor Sensing Element Type Thermistor Housing Material Plastic Probe Length 4 in Maximum Sensing Temperature 210 Degrees ...

View full Details
$23.39 - $23.39
$23.39
$23.39 - $23.39
$23.39
Temp/Humidity Sensor Thermistor -210 F

Temp/Humidity Sensor Thermistor -210 F

MAMAC PARTS
$13.62 - $13.62
$13.62
$13.62 - $13.62
$13.62

Temperature and Humidity Sensor Sensing Element Type Thermistor Housing Material Plastic Probe Length 6 in Maximum Sensing Temperature 210 Degrees ...

View full Details
$13.62 - $13.62
$13.62
$13.62 - $13.62
$13.62
SENSORS(TEMP/HUMIDITY/ETC.)

SENSORS(TEMP/HUMIDITY/ETC.)

MAMAC PARTS
$35.02 - $35.02
$35.02
$35.02 - $35.02
$35.02

Sensors(Te 10K Ohm Ntc Outdr Air Sensor Electrical Connection Type Hardwired Enclosure Material Aluminum Display Type Not Applicable Display Units ...

View full Details
$35.02 - $35.02
$35.02
$35.02 - $35.02
$35.02
SENSORS(TEMP/HUMIDITY/ETC.)

SENSORS(TEMP/HUMIDITY/ETC.)

LENNOX
$66.28 - $66.28
$66.28
$66.28 - $66.28
$66.28

Sensor Le90H83 Display Type Not Applicable Display Units Not Applicable Display Resolution Not Applicable

$66.28 - $66.28
$66.28
$66.28 - $66.28
$66.28
SENSORS(TEMP/HUMIDITY/ETC.)

SENSORS(TEMP/HUMIDITY/ETC.)

MAMAC PARTS
$29.92 - $29.92
$29.92
$29.92 - $29.92
$29.92

Sensor 1K Ohm 6 in Mpte-703-A-3-B-2 Probe Length 6 in Electrical Connection Type Screw Terminals Enclosure Material Steel Display Type Not Applicab...

View full Details
$29.92 - $29.92
$29.92
$29.92 - $29.92
$29.92
SENSORS(TEMP/HUMIDITY/ETC.)

SENSORS(TEMP/HUMIDITY/ETC.)

MCQUAY/DAIKIN
$77.26 - $77.26
$77.26
$77.26 - $77.26
$77.26

Sensor 10K 80 in Lead Mq107201601 Probe Length 80 in Electrical Connection Type Hardwired Display Type Not Applicable Display Units Not Applicable ...

View full Details
$77.26 - $77.26
$77.26
$77.26 - $77.26
$77.26
Secondary Heat Exchanger Le57W63

Secondary Heat Exchanger Le57W63

LENNOX
$1,682.27 - $1,682.27
$1,682.27
$1,682.27 - $1,682.27
$1,682.27

Secondary Heat Exchanger Weight 9.9 lb

$1,682.27 - $1,682.27
$1,682.27
$1,682.27 - $1,682.27
$1,682.27
Probe 60 179550 Mmp-5-Ss

Probe 60 179550 Mmp-5-Ss

MCDONNELL MILLER
$185.24 - $185.24
$185.24
$185.24 - $185.24
$185.24

Probe 60 in 179550 Mmp-5-Ss

$185.24 - $185.24
$185.24
$185.24 - $185.24
$185.24
Probe 48 179545 Mmp-4-Ss

Probe 48 179545 Mmp-4-Ss

MCDONNELL MILLER
$149.49 - $149.49
$149.49
$149.49 - $149.49
$149.49

Probe 48 in 179545 Mmp-4-Ss

$149.49 - $149.49
$149.49
$149.49 - $149.49
$149.49
Probe 4 Alum. Static 1/4 Barb

Probe 4 Alum. Static 1/4 Barb

MAMAC PARTS
$15.40 - $15.40
$15.40
$15.40 - $15.40
$15.40

Probe

$15.40 - $15.40
$15.40
$15.40 - $15.40
$15.40
Probe

Probe

MAMAC PARTS
$24.10 - $24.10
$24.10
$24.10 - $24.10
$24.10

Probe

$24.10 - $24.10
$24.10
$24.10 - $24.10
$24.10
Probe

Probe

MAMAC PARTS
$133.10 - $133.10
$133.10
$133.10 - $133.10
$133.10

Probe

$133.10 - $133.10
$133.10
$133.10 - $133.10
$133.10
Probe 72 179555 Mmp-6-Ss

Probe 72 179555 Mmp-6-Ss

MCDONNELL MILLER
$231.85 - $231.85
$231.85
$231.85 - $231.85
$231.85

Probe 72 in 179555 Mmp-6-Ss

$231.85 - $231.85
$231.85
$231.85 - $231.85
$231.85
Primary Heat Exchanger Le10X30

Primary Heat Exchanger Le10X30

LENNOX
$388.92 - $388.92
$388.92
$388.92 - $388.92
$388.92

Primary Heat Exchanger Weight 45 lb

$388.92 - $388.92
$388.92
$388.92 - $388.92
$388.92
CONTROLS - PRESSURE

CONTROLS - PRESSURE

LENNOX
$289.23 - $289.23
$289.23
$289.23 - $289.23
$289.23

Pressureswitch Open .27 In.Wc Le57J01 Maximum Pressure Rating 27 in wc

$289.23 - $289.23
$289.23
$289.23 - $289.23
$289.23
CONTROLS - PRESSURE

CONTROLS - PRESSURE

NORDYNE
$96.08 - $96.08
$96.08
$96.08 - $96.08
$96.08

Pressureswitch No 1.0/0.7 No632550R Pressure Type Negative Mounting Orientation Horizontal

$96.08 - $96.08
$96.08
$96.08 - $96.08
$96.08
CONTROLS - PRESSURE

CONTROLS - PRESSURE

LENNOX
$107.26 - $107.26
$107.26
$107.26 - $107.26
$107.26

Pressureswitch .55/.95Wc Spst Le63W57 Contact Form SPST Maximum Pressure Rating 0.95 in wc

$107.26 - $107.26
$107.26
$107.26 - $107.26
$107.26
Pressure Transducer

Pressure Transducer

MCQUAY/DAIKIN
$526.06 - $526.06
$526.06
$526.06 - $526.06
$526.06

Pressure Transducer

$526.06 - $526.06
$526.06
$526.06 - $526.06
$526.06
CONTROLS - PRESSURE

CONTROLS - PRESSURE

LENNOX
$312.85 - $312.85
$312.85
$312.85 - $312.85
$312.85

Pressure Control 285-Ci 140 Le68493

$312.85 - $312.85
$312.85
$312.85 - $312.85
$312.85
CONTROLS - PRESSURE

CONTROLS - PRESSURE

MARS
$101.76 - $101.76
$101.76
$101.76 - $101.76
$101.76

Presssw Spst A/R Op75 Cls100 Ms43353 Pressure Setpoint Type Fixed Sample Line Connection Size 1/4 in Sample Line Connector Type Flare Electrical Ra...

View full Details
$101.76 - $101.76
$101.76
$101.76 - $101.76
$101.76

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