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HVAC Controls

110 Results Found that Include 127 Products 

Results per page: 16 | 32 | 48
Line Voltage Thermostat,24 to 240VAC
  • HONEYWELL
  • Line Voltage Thermostat, 24 to 240VAC
  • Item # 3CHJ8
  • Mfr. Model # T775B2040
  • Line Voltage Thermostat, Electronic Temperature Control, Switch Type 4 SPDT, Switch Action Open and Close on...More

Steam Trap,Thermodynamic, PSI 600,1 FNPT
  • NICHOLSON
  • Steam Trap, Thermodynamic, PSI 600,1 FNPT
  • Item # 4DXN1
  • Mfr. Model # NTD600-N1E9A
  • Steam Trap, Thermodynamic, Max. Operating PSI 600 psig, Body Material Stainless Steel, Downstream PSI Range...More

  • HONEYWELL
  • Gas Valve
  • Multiple product options available

Regulator,Pressure D Pilot
  • SPENCE
  • Regulator, Pressure D Pilot
  • Item # 4NU80
  • Mfr. Model # SPS-30
  • Pressure Pilot Regulator, Interchangeable Pilot Spring, Downstream PSI Range 2 to 30, Pilot Valve Spring...More

Heat Exchanger,40 Plates,0.0076 Gal/Chnl
  • BELL & GOSSETT
  • Heat Exchanger, 40 Plates, 0.0076 Gal/Chnl
  • Item # 2NXR3
  • Mfr. Model # BP400-40-LCA
  • Heat Exchanger, Brazed Plate, Max Btuh 350,000 Water To Water Application, 435 PSIG Design Pressure, Temp -40...More

Hot Water Control
  • WHITE-RODGERS
  • Hot Water Control
  • Item # 2E398
  • Mfr. Model # 1050-1
  • Indoor/Outdoor Hot Water Control, Contact Current Rating @ 120 VAC 14 Amps, Contact Current Rating @ 240 VAC...More

Regulator,Pressure D Pilot
  • SPENCE
  • Regulator, Pressure D Pilot
  • Item # 4NU82
  • Mfr. Model # SPS-175
  • Pressure Pilot Regulator, Interchangeable Pilot Spring, Downstream PSI Range 20 to 175, Pilot Valve Spring...More

Actuator,16VA,2 Switches,Span Voltage
  • HONEYWELL
  • Actuator, 16VA, 2 Switches, Span Voltage
  • Item # 2HFE7
  • Mfr. Model # MS7520H2208
  • Actuator, Spring Return 2 Position, Shaft Type Self-Centering Clamping, Torque 175 In-Lbs, 95 +/- 3 Stroke...More

Steam Trap,1 1/2
  • BELL & GOSSETT
  • Steam Trap, 1 1/2
  • Item # 4NU69
  • Mfr. Model # FT015H-6
  • Steam Trap, Float And Thermostatic, Max. Operating PSI 15, Body Material Cast Iron, (F)NPT Connections (In.)...More

Speed Control,7 A
  • MULTIFAN
  • Speed Control, 7 A
  • Item # 3C956
  • Mfr. Model # STW7
  • Manually Operated Transformer Speed Control, Voltage Rating 110/220 Volts, Current Rating 7 Amps

Linear Pneumatic Actuator,Fixed
  • HONEYWELL
  • Linear Pneumatic Actuator, Fixed
  • Item # 3UC29
  • Mfr. Model # MP918A1024
  • Linear Pneumatic Actuator, Operating PSI Range 8 to 13, Max. Air Pressure 25 psi, Stroke 3-1/2 In., Nominal...More

Regulator,Pressure D Pilot
  • SPENCE
  • Regulator, Pressure D Pilot
  • Item # 4NU81
  • Mfr. Model # SPS-60
  • Pressure Pilot Regulator, Interchangeable Pilot Spring, Downstream PSI Range 5 to 60, Pilot Valve Spring...More

Heat Exchanger,10 Plates,0.0159 Gal/Chnl
  • BELL & GOSSETT
  • Heat Exchanger, 10 Plates, 0.0159 Gal/Chnl
  • Item # 2NXR4
  • Mfr. Model # BP410-10-LCA
  • Heat Exchanger, Brazed Plate, Max Btuh 135,000 Water To Water Application, Max Btuh 12,725 Oil To Water...More

Wireless Thermostat Kit,7 Programmable
  • HONEYWELL
  • Wireless Thermostat Kit, 7 Programmable
  • Item # 12Z042
  • Mfr. Model # YTHX9421R5101WW/U
  • Prestige IAQ Comfort Kit, RedLink Wireless, Stages Heat 4, Stages Cool 2, Temp. Settings per Day 4, Programs...More

Humidity Sensor
  • JOHNSON CONTROLS
  • Humidity Sensor
  • Item # 36P588
  • Mfr. Model # HE-68N3-1N00WS
  • Humidity Sensor, Wall Mount, Warmer/Cooler Adjustment, Voltage 14 to 30 VDC, 20 to 30 VAC, Connection Screw...More

Steam Trap,Float and Thermo,1-1/4 In
  • ARMSTRONG INTERNATIONAL
  • Steam Trap, Float and Thermo, 1-1/4 In
  • Item # 36Y263
  • Mfr. Model # 175A5
  • Steam Trap, Float and Thermostatic, Max. Operating PSI 175, Body Material Cast Iron, (F)NPT Connections (In.)...More

Globe Valve,3-Way Mixing,1-1/4 In,(F)NPT
  • JOHNSON CONTROLS
  • Globe Valve, 3-Way Mixing, 1-1/4 In, (F)NPT
  • Item # 41P940
  • Mfr. Model # VG7842PT
  • Globe Valve, 3 Way, Brass, Height (In.) 5-7/8, Width (In.) 4-23/32, Depth (In.) 2-11/16, Coefficient of...More

Steam Trap,Float and Thermo,1-1/2 In
  • ARMSTRONG INTERNATIONAL
  • Steam Trap, Float and Thermo, 1-1/2 In
  • Item # 36Y254
  • Mfr. Model # 30B6
  • Steam Trap, Float and Thermostatic, Max. Operating PSI 30, Body Material Cast Iron, (F)NPT Connections (In.)...More

Steam Trap,Float and Thermo,1-1/4 In
  • ARMSTRONG INTERNATIONAL
  • Steam Trap, Float and Thermo, 1-1/4 In
  • Item # 36Y258
  • Mfr. Model # 75A5
  • Steam Trap, Float and Thermostatic, Max. Operating PSI 75, Body Material Cast Iron, (F)NPT Connections (In.)...More

Digital Wall Thermostat,Heat Pump
  • JOHNSON CONTROLS
  • Digital Wall Thermostat, Heat Pump
  • Item # 36P677
  • Mfr. Model # TEC2602-4
  • Digital Wall Thermostat, Heat Pump, Voltage 19 to 30 VAC, Connection Screw Terminals, 5 Inputs, 5 Outputs,...More

Heat Exchanger,30 Plates,0.0076 Gal/Chnl
  • BELL & GOSSETT
  • Heat Exchanger, 30 Plates, 0.0076 Gal/Chnl
  • Item # 2NXR2
  • Mfr. Model # BP400-30-LCA
  • Heat Exchanger, Brazed Plate, Max Btuh 225,000 Water To Water Application, 435 PSIG Design Pressure, Temp -40...More

Carbon Dioxide Sensor,Duct, LCD Display
  • HONEYWELL
  • Carbon Dioxide Sensor, Duct, LCD Display
  • Item # 6LJK1
  • Mfr. Model # C7232B1006
  • CO2 Sensor, Duct Mount, For Use With HVAC Controllers, Color White, Height (In.) 5-5/8, Width (In.) 3-5/16,...More

Zone Panel,4 Zone,Output Amps 10 VA
  • HONEYWELL
  • Zone Panel, 4 Zone, Output Amps 10 VA
  • Item # 2GYD5
  • Mfr. Model # HZ432
  • Zone Panel, 4 Zone Forced Air, Voltage 24 AC, Height 13 1/2 In., Width 8 In., Depth 2 In., Output Amps 10 VA,...More

Dual Pressure Control,SPST
  • JOHNSON CONTROLS
  • Dual Pressure Control, SPST
  • Item # 40G410
  • Mfr. Model # P70MA-2C
  • Dual Pressure Control, Switch Type SPST, Low Pressure Range (PSIG) 20 In. in HG to 100, High Pressure Range...More

Solenoid Relay, Electric Pneumatic
Condenser Fan Speed Control,208/240V
  • JOHNSON CONTROLS
  • Condenser Fan Speed Control, 208/240V
  • Item # 40G351
  • Mfr. Model # P266ABA-100C
  • Condenser Fan Speed Control, Hard Start Timing (Sec.) 2, Triac Output Amps 8, 208/240 Input Volts AC @ 60/50...More

Humidity Sensor,Wall Mount
  • JOHNSON CONTROLS
  • Humidity Sensor, Wall Mount
  • Item # 36P584
  • Mfr. Model # HE-67N3-1B00W
  • Humidity Sensor, Wall Mount, Voltage 14 to 30 VDC, 20 to 30 VAC, Connection Screw Terminals, 3-3/16 x 3-3/16...More

Electronic Temperture Cntrl,24 to 240VAC
  • JOHNSON CONTROLS
  • Electronic Temperture Cntrl, 24 to 240VAC
  • Item # 30KA33
  • Mfr. Model # C450CRN-1C
  • Control Module, Modbus RTU, Heating/Cooling/Pressure/Humidity/HVAC/R, Switch Action Open and Close on rise,...More

Electronic Temperture Cntrl,24 to 240VAC
  • JOHNSON CONTROLS
  • Electronic Temperture Cntrl, 24 to 240VAC
  • Item # 30KA32
  • Mfr. Model # C450CEN-1C
  • Control Module, Ethernet, Heating/Cooling/Pressure/Humidity/HVAC/R, Switch Action Open and Close on rise,...More

Fan Power and Electric Reheat
  • KMC CONTROLS
  • Fan Power and Electric Reheat
  • Item # 4DDY5
  • Mfr. Model # KIT-1002
  • VAV Control Kit, Pneumatic, Application Fan Power and Electric Reheat, Kits Contain All Control Components...More

Results per page: 16 | 32 | 48