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HVAC Controls

152 Results Found that Include 214 Products

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Results per page: 16 | 32 | 48
  • NICHOLSON
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

Humidity Sensor,Duct Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Duct MountHumidity Sensor,Duct Mount
  • Item # 36P582
  • Mfr. Model # HE-67N3-0N00P
  • 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

Electric Actuator,142 in.-lb.,Modulating
  • SIEMENS
  • Electric Actuator, 142 in.-lb., ModulatingModulating Actuator
  • Item # 2UPH2
  • Mfr. Model # GCA161.1P
  • Actuator, Modulating, Spring-Return, Shaft Type Self-centering, Torque 160 In-Lbs, 90 Stroke Deg, Height 11...More

Pneumatic Fitting Kit
Speed Control,5 A
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

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 Voltage Thermostat, Hazardous Location, Switch Type DPDT, Switch Action Open/Close On Rise, Number of...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,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

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

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

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

    Multiple product options available

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 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

Electric Actuator,20 in-lb,Remote Mount
  • HONEYWELL
  • Electric Actuator, 20 in-lb, Remote MountModutrol Motor
  • Item # 2E976
  • Mfr. Model # M436A1116
  • Damper Motor, Power Rating 27 Watts, AC Voltage 120 Volts, Motor Style Spring Return, Torque 20...More

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

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

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

Low V T-Stat, 7 Programs Per Week
  • HONEYWELL
  • Low V T-Stat, 7 Programs Per WeekLow V T-Stat, 7 Programs Per Week
  • Item # 30ZZ01
  • Mfr. Model # YTHX9421R5085WW
  • Low Voltage Thermostat, Stages Heat 4 Heat Pump or 3 Conventional, Stages Cool 2, Temp. Settings per Day 4,...More

Zone Control Kit,3 Zone,Output Amps 10VA
  • HONEYWELL
  • Zone Control Kit, 3 Zone, Output Amps 10VAZone Control Kit,3 Zone,Output Amps 10VA
  • Item # 2GYD7
  • Mfr. Model # HZ322K
  • Zone Control Kit, 3 Zone Forced Air, Voltage 24 AC, Height 11 1/2 In., Width 8 In., Depth 2 In., Output Amps...More

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

    Multiple product options available

Digital Wall Thermostat,Single Stage
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

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

Surge Protective Device,Single Phase
  • ICM
  • Surge Protective Device, Single PhaseSurge Protective Device,Single Phase
  • Item # 32MY19
  • Mfr. Model # ICM493
  • Surge Protective Device, Single Phase, Control Volts 240VAC, Voltage 200 to 300VAC, Single Phase, 50/60 Hz,...More

Line Volt Mechanical Tstat,24 to 30VAC
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

Two-Way Globe Valve,2 In NPT,46.8 Cv
  • HONEYWELL
  • Two-Way Globe Valve, 2 In NPT, 46.8 CvTwo-Way Globe Valve,2 In NPT,46.8 Cv
  • Item # 4ATA9
  • Mfr. Model # V5011N1099
  • Threaded Globe Valve, Two-Way, Direct Acting, Connection Type/Size (F)NPT 2 In, Coefficient of Volume 46.8,...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

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