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HVAC Controls

140 Results Found that Include 214 Products

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Results per page: 16 | 32 | 48
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

Line Volt Mechanical Tstat,24 to 30VAC
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

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

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

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

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

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

Controller,Receiver
  • SIEMENS
  • Controller, ReceiverController,Receiver
  • Item # 4E685
  • Mfr. Model # 195-0003
  • Pneumatic Receiver Controller, Pressure Rating Operating 22, Maximum 30 PSI, Air Consumption 60 SCIM, Input...More

Pneumatic Fitting Kit
Speed Control,5 A
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

Humidity Sensor,Duct Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Duct MountHumidity Sensor,Duct Mount
  • Item # 12Y970
  • Mfr. Model # HE-67S3-0N00P
  • Humidity Sensor, Duct, For Use With C450RCN-1C, Color Tan, Height (In.) 2, Width (In.) 1-1/2, Depth (In.)...More

Octal Socket Level Control,1Relay,120VAC
Controller,Pneumatic
  • HONEYWELL
  • Controller, PneumaticController,Pneumatic
  • Item # 3UC59
  • Mfr. Model # RP920B1031
  • Pneumatic Controller, Operating Range 17 to 30 PSI, Ambient Temperature Range 40 to 130 Degrees Fahrenheit,...More

Humidity Sensor, Wall Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Wall MountHumidity Sensor, Wall Mount
  • Item # 12Y969
  • Mfr. Model # HE-67S3-0N0BT
  • Humidity Sensor, Wall, For Use With C450RCN-1C, Color Tan, Height (In.) 2, Width (In.) 1-1/2, Depth (In.)...More

Temperature Controller
  • HONEYWELL
  • Temperature ControllerTemperature Controller
  • Item # 3XK97
  • Mfr. Model # T991A1012
  • VAV Thermostat, Modulating Temperature Controller, Liquid Filled, Copper Capillary 20 Ft Length, with 1/2 In...More

Temp Var Spd Control,10 Amp,120/240 V
  • MULTIFAN
  • Temp Var Spd Control, 10 Amp, 120/240 VTemp Var Spd Control,10 Amp,120/240 V
  • Item # 1DGZ6
  • Mfr. Model # VFSA-10S
  • Speed and Temperature Control, Variable, Voltage 120/240, Max Amps 10, Plate Color White, Height 4 1/2 In,...More

Digital Wall Thermostat,Single Stage
  • NICHOLSON
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

Room Sensor,Fan Speed Switch,White
Thermostat Controller,For BACnet System
  • JOHNSON CONTROLS
  • Thermostat Controller, For BACnet SystemThermostat Controller,For BACnet System
  • Item # 20XH51
  • Mfr. Model # TEC2616-4
  • Thermostat Controller, Dehumidification, Fan Control, Occupancy, Voltage 24, Connection Screw Terminals, 4...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

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

Results per page: 16 | 32 | 48
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