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HVAC Controls

152 Results Found that Include 214 Products

Results per page: 16 | 32 | 48
Room Sensor,TEC,White
  • SIEMENS
  • Room Sensor, TEC, WhiteRoom Sensor,TEC,White
  • Item # 6RNT5
  • Mfr. Model # 540-650B
  • Room Temperature Sensor, Series 1000 TEC Sensor, Connection Plug In Terminal Port, Inputs 10K ohm Thermistor...More

Low V T-Stat,Stages Heat 2,Stages Cool 2
  • HONEYWELL
  • Low V T-Stat, Stages Heat 2, Stages Cool 2Low Voltage Thermostat, Digital Programmable Multi Stage H/C or HP
  • Item # 1YMG4
  • Mfr. Model # T7351F2010
  • Low Voltage Thermostat, Stages Heat 2, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7, Terminal...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

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

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

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,310 in.-lb.,Modulating
  • SIEMENS
  • Electric Actuator, 310 in.-lb., ModulatingFloating Actuator
  • Item # 36G968
  • Mfr. Model # GIB161.1U
  • Electric Actuator, Non-Spring Return, Shaft Type Self-Centering, Torque (In.-Lbs.) 310, Stroke Deg. 90,...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

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

    Multiple product options available

Pneumatic Fitting Kit
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

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

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

Din Mount Level Control,1 Relay,120VAC
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

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

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

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

  • NICHOLSON
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

Wireless Thermostat Kit,7 Programmable
  • PECO
  • Wireless Thermostat Kit, 7 ProgrammableWireless Thermostat Kit,7 Programmable
  • Item # 6FFX0
  • Mfr. Model # K2500
  • Wireless Thermostat Kit, Stages Heat Up to 3 Heat Pump or 2 Conventional, Stages Cool 2, Temp. Settings per...More

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

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

Octal Socket Level Control,1Relay,120VAC
Humidity Sensor,Wall Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Wall MountHumidity Sensor,Wall Mount
  • Item # 36P583
  • Mfr. Model # HE-67N3-0N0BT
  • Humidity Sensor, Wall Mount, Voltage 14 to 30 VDC, 20 to 30 VAC, Connection Screw Terminals, 1-13/16 x 2-1/8...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

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 Up to 3 Heat Pump or 2 Conventional, Stages Cool 2, Temp. Settings per...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

Results per page: 16 | 32 | 48