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HVAC Controls

140 Results Found that Include 214 Products

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Results per page: 16 | 32 | 48
Heat Exchanger,20 Plates,0.0076 Gal/Chnl
  • BELL & GOSSETT
  • Heat Exchanger, 20 Plates, 0.0076 Gal/ChnlHeat Exchanger,20 Plates,0.0076 Gal/Chnl
  • Item # 2NXR1
  • Mfr. Model # BP400-20-LCA
  • Heat Exchanger, Brazed Plate, Max Btuh 150,000 Water To Water Application, 435 PSIG Design Pressure, Temp -40...More

Temperature Controller
  • HONEYWELL
  • Temperature ControllerTemperature Controller
  • Item # 3XK99
  • Mfr. Model # T991A1194
  • VAV Thermostat, Modulating Temperature Controller, Liquid Filled, Copper Capillary 20 Ft Length, with 1/2 In...More

Thermostat,Proportion
  • HONEYWELL
  • Thermostat, ProportionThermostat,Proportion
  • Item # 3XK96
  • Mfr. Model # T921A1191
  • VAV Thermostat, Proportional Heat or Cool, Bellows Adjusts Potentiometer Slider to Regulate Motor Operation,...More

Conversion Kit,Inlet/Outlet 1/2 x 1/2 In
  • HONEYWELL
  • Conversion Kit, Inlet/Outlet 1/2 x 1/2 InConversion Kit,Inlet/Outlet 1/2 x 1/2 In
  • Item # 2RNY1
  • Mfr. Model # Y8610U4001
  • Conversion Kit, Intermittent Pilot, 0.7 Amps AC, BtuH Capacity 150 Cubic Feet Per Hour, Control Volts 24V,...More

Gas Valve,Slow Opening,720,000 BtuH
  • ROBERTSHAW
  • Gas Valve, Slow Opening, 720,000 BtuHUniversal Gas Valve
  • Item # 1TGE3
  • Mfr. Model # 700-059
  • Gas Valve, Ignition Type Intermittent Pilot, Hot Surface Ignition, Direct Spark Ignition, BtuH Capacity...More

Var Spd Control,10 Amp,120/240 V
  • MULTIFAN
  • Var Spd Control, 10 Amp, 120/240 VVar Spd Control,10 Amp,120/240 V
  • Item # 1DGZ5
  • Mfr. Model # VFMVS-1S
  • Speed Control, Variable, Voltage 120/240, Max Amps 10, Plate Color White, Height 4 1/2 In, Width 8 In, Depth...More

Conversion Kit,Inlet/Outlet 1/2 x 3/4 In
  • HONEYWELL
  • Conversion Kit, Inlet/Outlet 1/2 x 3/4 InConversion Kit,Inlet/Outlet 1/2 x 3/4 In
  • Item # 2RNY2
  • Mfr. Model # Y8610U6006
  • Conversion Kit, Intermittent Pilot, 0.7 Amps AC, BtuH Capacity 270 Cubic Feet Per Hour, Control Volts 24V,...More

Line Volt Mechanical Tstat,120 to 277VAC
  • COLUMBUS ELECTRIC
  • Line Volt Mechanical Tstat, 120 to 277VACLine Volt Mechanical Tstat,120 to 277VAC
  • Item # 6GVX9
  • Mfr. Model # HLT-2-G
  • Line Volt Mechanical Tstat, Switch Type DPDT, Switch Action Open/Close on Rise, Number of Switches 2, Control...More

Pneumatic Fitting Kit
Controller,Temperature
  • HONEYWELL
  • Controller, TemperatureController,Temperature
  • Item # 3XL01
  • Mfr. Model # T991A1426
  • VAV Thermostat, Modulating Remote Bulb, Liquid Filled, Copper Capillary 5 Ft Long, with 1/2 In Dia. X 4 3/16...More

  • BELL & GOSSETT
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

Wireless Tstat Kit,5-1-1 or 5-2 Program
  • HONEYWELL
  • Wireless Tstat Kit, 5-1-1 or 5-2 ProgramWireless Tstat Kit,5-1-1 or 5-2 Program
  • Item # 3RCN1
  • Mfr. Model # YTH6320R1001
  • Wireless Thermostat Kit, Stages Heat 3 Heat Pump or 2 Conventional, Stages Cool 2, Temp. Settings per Day 4,...More

Line Volt Mechanical Tstat,24 to 30VAC
Wireless Tstat Kit,5-1-1 or 5-2 Program
  • HONEYWELL
  • Wireless Tstat Kit, 5-1-1 or 5-2 ProgramWireless Tstat Kit,5-1-1 or 5-2 Program
  • Item # 14A008
  • Mfr. Model # YTH6320R1114
  • Wireless Thermostat Kit, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 5-1-1 or...More

Humidity Sensor,Duct Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Duct MountHumidity Sensor,Duct Mount
  • Item # 36P581
  • Mfr. Model # HE-67N2-0N00P
  • Humidity Sensor, Duct Mount, Voltage 14 to 30 VDC, 20 to 30 VAC, Connection Screw Terminals, 3-1/2 x 3-1/2 x...More

Pneu Temp Transmitter,DA,30 to 150F
  • HONEYWELL
  • Pneu Temp Transmitter, DA, 30 to 150FPneu Temp Transmitter,DA,30 to 150F
  • Item # 3UC15
  • Mfr. Model # LP920A1039
  • Pneumatic Temperature Transmitter, Direct Acting, Max. Air Pressure 30 psi, Max. Ambient Temp. 150 Degrees F,...More

Steam Trap,450 psi,400F,3 In. L
  • NICHOLSON
  • Steam Trap, 450 psi, 400F, 3 In. LSteam Trap,450 psi,400F,3 In. L
  • Item # 4DXL3
  • Mfr. Model # N450-S4D92A0
  • Steam Trap, Max. Operating PSI 450 psi, Max. Temp. 400 Degrees F, Body Material Forged Steel, Downstream PSI...More

Condenser Fan Speed Control,208/240V
  • JOHNSON CONTROLS
  • Condenser Fan Speed Control, 208/240VCondenser Fan Speed Control,208/240V
  • Item # 40G352
  • Mfr. Model # P266ACA-100C
  • Condenser Fan Speed Control, Hard Start Timing (Sec.) 2, Triac Output Amps 8, 208/240 Input Volts AC @ 60/50...More

Digital Wall Thermostat,Proportional
  • JOHNSON CONTROLS
  • Digital Wall Thermostat, ProportionalDigital Wall Thermostat,Proportional
  • Item # 36P672
  • Mfr. Model # TEC2145-4
  • Digital Wall Thermostat, Proportional Output and One Speed Fan Control, Voltage 19 to 30 VAC, Connection...More

Load Controller,Smart Home,240VAC
Carbon Dioxide Sensor,Wall ,LCD Display
  • HONEYWELL
  • Carbon Dioxide Sensor, Wall , LCD DisplayCarbon Dioxide Sensor,Wall ,LCD Display
  • Item # 6LJJ9
  • Mfr. Model # C7232A1008
  • CO2 Sensor, Wall Mount, For Use With HVAC Controllers, Color White, Height (In.) 5-1/16, Width (In.) 3-11/16,...More

Carbon Dioxide Sensor,Wall Mount
  • HONEYWELL
  • Carbon Dioxide Sensor, Wall MountCarbon Dioxide Sensor,Wall Mount
  • Item # 6LJK0
  • Mfr. Model # C7232A1016
  • CO2 Sensor, Wall Mount, For Use With HVAC Controllers, Color White, Height (In.) 5-1/16, Width (In.) 3-11/16,...More

Low Voltage Thermostat, Stages Cool 2, Stages Heat 3
  • HONEYWELL
  • Low Voltage Thermostat, Stages Cool 2, Stages Heat 3Low Voltage Thermostat, Stages Cool 2, Stages Heat 3
  • Item # 34GR16
  • Mfr. Model # TH8732WF5018
  • Low Voltage Thermostat, Stages Heat 3, Stages Cool 2, Programs per Week 7, Terminal Designations R, Rc,...More

Globe Valve,2-Way,NC,1/2 In,(F)NPT
  • JOHNSON CONTROLS
  • Globe Valve, 2-Way, NC, 1/2 In, (F)NPTGlobe Valve,2-Way,NC,1/2 In,(F)NPT
  • Item # 41P903
  • Mfr. Model # VG7443GT
  • Globe Valve, 2 Way, Stainless Steel, Height (In.) 4-3/4, Width (In.) 3, Depth (In.) 1-5/8, Coefficient of...More

Wireless Thermostat,7 Programmable
  • HONEYWELL
  • Wireless Thermostat, 7 ProgrammableWireless Thermostat,7 Programmable
  • Item # 12Z038
  • Mfr. Model # THX9421R5021WW/U
  • Wireless Thermostat, Stages Heat 4, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7, Terminal...More

Low Voltage Thermostat, Stages Cool 2, Stages Heat 4
  • Low Voltage Thermostat, Stages Cool 2, Stages Heat 4WHITE-RODGERS Low Voltage Thermostat Hardwired/Battery
  • Item # 16X593
  • Mfr. Model # 1F98EZ-1621
  • Low Voltage Thermostat, Stages Heat 4, Stages Cool 2, Temp. Settings per Day 4, 2, 0, Programs per Week 7 or...More

Air Velocity Sensor,24VAC
  • SIEMENS
  • Air Velocity Sensor, 24VACAir Velocity Sensor,24VAC
  • Item # 5WYF1
  • Mfr. Model # QVM62.1
  • Air Velocity Sensor, For Use With Modulating Fan Control, Color White, Height (In.) 1.75, Width (In.) 4.5,...More

  • ARMSTRONG INTERNATIONAL
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

Results per page: 16 | 32 | 48
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