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HVAC Controls

642 Results Found that Include 783 Products 

Results per page: 16 | 32 | 48
  • HONEYWELL
  • Thermostat
  • Multiple product options available

Air Vent,Float,Max Operating PSI 75
  • BELL & GOSSETT
  • Air Vent, Float, Max Operating PSI 75
  • Item # 2CMH8
  • Mfr. Model # 79
  • Air Vent, Float, Max Operating PSI 75, Brass Stamping Body Material, NPT Connections 3/4 In NPTM / 1/2 In...More

Low V T-Stat,Stages Heat 2,Stages Cool 2
  • HONEYWELL
  • Low V T-Stat, Stages Heat 2, Stages Cool 2
  • Item # 6WU99
  • Mfr. Model # TH5220D1029
  • Low Voltage Thermostat, Stages Heat 2, Stages Cool 2, Terminal Designations R,RC,C,Y1,Y2-E,W-O/B,W2-Aux,G,L,...More

Reset Volume Controllers  for VAV
  • KMC CONTROLS
  • Reset Volume Controllers for VAV
  • Item # 4DDZ8
  • Mfr. Model # CSC-3011-10
  • Reset Volume Controller, Sub Master, DA/RA, Thermostat Required for Cooling DA/RA, DA/RA Thermostat Required...More

Intermittent Pilot Mod,1-2 Rod Control
  • HONEYWELL
  • Intermittent Pilot Mod, 1-2 Rod Control
  • Item # 1RZZ2
  • Mfr. Model # S8610U3009
  • Intermittent Pilot Module, Intermittent Pilot Ignition, Lead Length (In.) -, Electrical Connections 1/4 In....More

Compact Dual Pressure Control,24/240 V
  • RANCO
  • Compact Dual Pressure Control, 24/240 V
  • Item # 2E989
  • Mfr. Model # O12-1549
  • Compact Dual Pressure Control, Switch Type SPST, Low Pressure Range 10-100 PSIG, High Pressure Range 150-450...More

Pneumatic Thermostat,DA,55 to 85F
  • JOHNSON CONTROLS
  • Pneumatic Thermostat, DA, 55 to 85F
  • Item # 38Y156
  • Mfr. Model # T-4002-201
  • Pneumatic Thermostat, Direct Acting, 2 Pipe, Heating and Cooling, Single Temperature, Control Air Pressure 3...More

Pneumatic Thermostat,DA,55 to 85F
  • JOHNSON CONTROLS
  • Pneumatic Thermostat, DA, 55 to 85F
  • Item # 4XB84
  • Mfr. Model # T-4002-201E
  • Pneumatic Thermostat, Direct Acting, 2 Pipe, Heating and Cooling, Single Temperature, Control Air Pressure 3...More

Plug-In Line Voltage Monitor,3 Phase
  • ICM
  • Plug-In Line Voltage Monitor, 3 Phase
  • Item # 6JYL2
  • Mfr. Model # ICM408
  • Plug-In Line Voltage Monitor, 3-Phase, Voltage 190-480 VAC, 50/60 Hz, Percent Volts Unbalance 2-8 User...More

Line Voltage Control,Cool,Analog
  • DAYTON
  • Line Voltage Control, Cool, Analog
  • Item # 1UHH4
  • Mfr. Model # 1UHH4
  • Line Voltage Control, Cool, Switch Type SPST, Switch Action Close on Rise, Number Of Switches 1, Control...More

  • RANCO
  • Temperature Control
  • Multiple product options available

Line Voltage Control,2 Stage,Gray,Analog
  • DAYTON
  • Line Voltage Control, 2 Stage, Gray, Analog
  • Item # 1UHH3
  • Mfr. Model # 1UHH3
  • Line Voltage Control, Ventilation, Switch Type SPDT/SPDT, Switch Action One Open One Close on Rise, Number Of...More

Reset Volume Controllers  for VAV
  • KMC CONTROLS
  • Reset Volume Controllers for VAV
  • Item # 4DDZ9
  • Mfr. Model # CSC-3025-10
  • Reset Volume Controller, Sub Master, DA/RA, Thermostat Required for Cooling DA/RA, DA/RA Thermostat Required...More

Low V T-Stat,Stages Heat 2,Stages Cool 2
  • WHITE-RODGERS
  • Low V T-Stat, Stages Heat 2, Stages Cool 2
  • Item # 3MY15
  • Mfr. Model # 1F83-261
  • Low Voltage Thermostat, Stages Heat 2, Stages Cool 2, Terminal Designations R,C,Y,Y2,W,W2,G, System Switching...More

Line Volt Mechanical Tstat,120 to 240VAC
  • HONEYWELL
  • Line Volt Mechanical Tstat, 120 to 240VAC
  • Item # 4NE57
  • Mfr. Model # T4031C1012
  • Line Voltage Thermostat, Remote Bulb, Heat Only, Switch Type SPST, Switch Action Open on Rise, Number of...More

  • HONEYWELL
  • Universal Gas Valve
  • Multiple product options available

Industrial Air Vent
  • HONEYWELL
  • Industrial Air Vent
  • Item # 3TZ96
  • Mfr. Model # EA79A1004
  • Industrial Air Vent, NPT Connection (M) 3/4 Inch, NPT Connection (F) 1/2 Inch, Maximum Temperature 250...More

Fan/Limit Control
  • HONEYWELL
  • Fan/Limit Control
  • Item # 2E818
  • Mfr. Model # L4064B2228
  • Fan/Limit Control, Switch Action Close on Rise, Open on Rise, Inductive Full Load Current @ 120 VAC 14.0, 8.0...More

Thermostat,32 Deg to 140 Deg F
  • WIEGMANN
  • Thermostat, 32 Deg to 140 Deg F
  • Item # 1ZHC5
  • Mfr. Model # ETR201F
  • Cooling Thermostat, Fahrenheit Scale, Switch Type Normally Open, Switch Action Closes on Temperature Rise,...More

Hot Water Control
  • HONEYWELL
  • Hot Water Control
  • Item # 2E859
  • Mfr. Model # L6006C1018
  • Strap On Hot Water Control, Contact Current Rating @ 120 VAC 8 Amps, Contact Current Rating @ 240 VAC 5.1...More

Reset Volume Controllers  for VAV
  • KMC CONTROLS
  • Reset Volume Controllers for VAV
  • Item # 4DDZ3
  • Mfr. Model # CSC-2003
  • Reset Volume Controller, Sub Master, DA, Thermostat Required for Cooling DA, RA Thermostat Required for...More

Fan Speed Control,fwd,rev,120 V
  • DAYTON
  • Fan Speed Control, fwd, rev, 120 V
  • Item # 5NRA4
  • Mfr. Model # 5NRA4
  • Speed Control, Rotary with Forward Reverse Switch, Voltage 120, Max. Amps 5, Max. Wattage 540, Plate Color...More

Steam Trap,Max OperatIng PSI 25, 1/2 In
  • BELL & GOSSETT
  • Steam Trap, Max OperatIng PSI 25, 1/2 In
  • Item # 4NU75
  • Mfr. Model # 17-C-A-2-25
  • Steam Trap, Thermostatic, Max. Operating PSI 25, Body Material Brass, (F)NPT Connections (In.) 1/2, Pipe...More

Pneumatic Thermostat,RA,55 to 85F
  • JOHNSON CONTROLS
  • Pneumatic Thermostat, RA, 55 to 85F
  • Item # 38Y157
  • Mfr. Model # T-4002-202
  • Pneumatic Thermostat, Reverse Acting, 2 Pipe, Heating and Cooling, Single Temperature, Control Air Pressure 3...More

Thermostat,Commercial
  • PECO
  • Thermostat, Commercial
  • Item # 4MY97
  • Mfr. Model # TB155-046
  • Line Voltage Ventilation Control, Heating and Cooling, Switch Type SPDT, Control Range 50-90 F, Differential...More

Line Volt Mechanical Tstat,120 to 277VAC
  • DAYTON
  • Line Volt Mechanical Tstat, 120 to 277VAC
  • Item # 4LZ95
  • Mfr. Model # 4LZ95
  • Coil Bulb Control, Contact Current Rating Resistive @ 120VAC 16 Amps, Contact Current Rating Resistive @...More

  • WHITE-RODGERS
  • Gas Valve
  • Multiple product options available

Thermostat,32 Deg to 140 Deg F
  • WIEGMANN
  • Thermostat, 32 Deg to 140 Deg F
  • Item # 1ZHC7
  • Mfr. Model # ETR202F
  • Heating Thermostat, Fahrenheit Scale, Switch Type Normally Closed, Switch Action Opens on Temperature Rise,...More

Results per page: 16 | 32 | 48