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HVAC Controls

403 Results Found that Include 605 Products

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Results per page: 16 | 32 | 48
Line Volt Mechanical Tstat,120 to 480VAC
  • VULCAN
  • Line Volt Mechanical Tstat, 120 to 480VACLine Volt Mechanical Tstat,120 to 480VAC
  • Item # 3HL19
  • Mfr. Model # N15/3015-2
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open on Rise, Number of Switches 1, Control Range...More

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

    Multiple product options available

Low Voltage WiFi Thermostat, Stages Cool 2, Stages Heat
  • HONEYWELL
  • Low Voltage WiFi Thermostat, Stages Cool 2, Stages Heat 3Low Voltage WiFi Thermostat, Stages Cool 2, Stages Heat 3
  • Item # 36H115
  • Mfr. Model # TH8320WF1029
  • Low Voltage WiFi Thermostat, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7 or...More

Speed Control,115/230 Volt
  • DAYTON
  • Speed Control, 115/230 VoltSpeed Control,115/230 Volt
  • Item # 43Y140
  • Mfr. Model # 43Y140
  • Speed Control, Remote Dial, Voltage 115/230, Max. Amps 0.5/0.25, Max. Wattage 50, Switch Color Black, Plate...More

Monitor,Line Voltage
  • ICM
  • Monitor, Line VoltageMonitor,Line Voltage
  • Item # 3UW93
  • Mfr. Model # ICM450
  • Three Phase Line Voltage Monitor, Control Voltage 18-240 VAC, Normally Closed Output Current 10 Amps,...More

Room Sensor,Setpoint,Fahrenheit,White
Line V Mechanical Tstat,24 to 240VAC,16A
  • JOHNSON CONTROLS
  • Line V Mechanical Tstat, 24 to 240VAC, 16ALine V Mechanical Tstat,24 to 240VAC,16A
  • Item # 2KGR3
  • Mfr. Model # A70HA-14C
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open/Close on Rise, Number of Switches 2, Control...More

Differential Pressure Control,SPDT
  • JOHNSON CONTROLS
  • Differential Pressure Control, SPDTDifferential Pressure Control,SPDT
  • Item # 40G417
  • Mfr. Model # P74FA-5C
  • Differential Pressure Control, Switch Type SPDT, Low Pressure Range (PSIG) 8 to 60, Low Pressure Differential...More

Calibration Kit
  • HONEYWELL
  • Calibration KitCalibration Kit
  • Item # 3UC32
  • Mfr. Model # MQP800
  • Pneumatic Calibration Kit, Contains Pressure Bulb Assembly, 10 Feet of 11/32 Inch Outer Diameter x 5/32 Inch...More

Pressure Control, SPST, Auto Reset
  • JOHNSON CONTROLS
  • Pressure Control, SPST, Auto ResetPressure Control, SPST, Auto Reset
  • Item # 20XH86
  • Mfr. Model # P74FA-10C
  • Pressure Control, Switch Type SPDT, Low Pressure Range (PSIG) 2 to 26, Low Pressure Differential (PSIG) 1.5,...More

WiFi Thermostat, Stages Cool 2, Stages Heat 3
  • HONEYWELL
  • WiFi Thermostat, Stages Cool 2, Stages Heat 3WiFi Thermostat, Stages Cool 2, Stages Heat 3
  • Item # 36WH84
  • Mfr. Model # TH8321WF1001
  • WiFi Thermostat, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7, Terminal...More

Steam Trap,450F,Cast Iron,0 to 125 psi
  • NICHOLSON
  • Steam Trap, 450F, Cast Iron, 0 to 125 psiSteam Trap,450F,Cast Iron,0 to 125 psi
  • Item # 4DXE4
  • Mfr. Model # FTN-C5D9A
  • Steam Trap, Max. Operating PSI 125 psi, Max. Temp. 450 Degrees F, Body Material Cast Iron, Downstream PSI...More

Control,Hot Surface Ignition,24V
  • WHITE-RODGERS
  • Control, Hot Surface Ignition, 24VControl,Hot Surface Ignition,24V
  • Item # 16X594
  • Mfr. Model # 50M56U-843
  • Universal Ignition Control, Hot Surface Ignition, Lead Length (In.) 15-1/2, Electrical Connections 1/4 Spade...More

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

    Multiple product options available

Fan/Limit Control
  • JOHNSON CONTROLS
  • Fan/Limit ControlFan/Limit Control
  • Item # 2E383
  • Mfr. Model # A25AN-1E
  • Warm Air Limit Control, Adjustable Temp, Manual Reset, Switch Action Open on Rise, SPST, Temp. Range (F) 25...More

Low Voltage Thermostat, Stages Cool 1, Stages Heat 1
  • DAYTON
  • Low Voltage Thermostat, Stages Cool 1, Stages Heat 1DAYTON Low Voltage Thermostat Hardwired/Battery
  • Item # 6EDZ5
  • Mfr. Model # 6EDZ5
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Temp. Settings per Day 4, Programs per Week 7 or 5-2,...More

Line V Mechanical Tstat,Remote Bulb,DPST
  • DAYTON
  • Line V Mechanical Tstat, Remote Bulb, DPSTLine V Mechanical Tstat,Remote Bulb,DPST
  • Item # 6EDY9
  • Mfr. Model # 6EDY9
  • Line Volt Mechanical Tstat, Switch Type DPST, Switch Action Open on Rise, Number of Switches 1, Control Range...More

Fan Coil Thermostat,Digital,Programmable
  • PECO
  • Fan Coil Thermostat, Digital, ProgrammableFan Coil Thermostat,Digital,Programmable
  • Item # 6FFX4
  • Mfr. Model # TA180-001
  • Fan Coil Thermostat, Electronic, Digital, Programmable, Switch Action On-Off, Number of Switches 6, Fan...More

Head Pressure Control
  • ICM
  • Head Pressure ControlHead Pressure Control
  • Item # 4MG75
  • Mfr. Model # ICM326HNC
  • Head Pressure Control, Hard Start Timing 0.1-5.0 Seconds, Triac Output Current 0.1-10.0 Amps, Built In 24...More

Pilot Ignitor System
  • ROBERTSHAW
  • Pilot Ignitor SystemPilot Ignitor System
  • Item # 4E397
  • Mfr. Model # 712-008
  • Intermittent Pilot Kit, Gas Ignition System Kit, -, 1.5, BtuH Capacity 200,000 NG / 320,000 LP, -, 24, Gas...More

Room Sensor,Setpoint,Fahrenheit,Beige
Air Vent,Float,Max Operating PSI 150
  • BELL & GOSSETT
  • Air Vent, Float, Max Operating PSI 150Air Vent,Float,Max Operating PSI 150
  • Item # 2CMH7
  • Mfr. Model # 78
  • Air Vent, Float, Max Operating PSI 150, Cast Brass Body Material, NPT Connections 3/4 In NPTM In, NPT Inlet...More

Ignition Module
  • HONEYWELL
  • Ignition ModuleIgnition Module
  • Item # 4CZ50
  • Mfr. Model # S8910U1000
  • Ignition Module, Hot Surface Ignition, Lead Length (In.) -, Electrical Connections 1/4 In. Quick Connect, -,...More

Furnace Control Module,OEM Replacement
Wireless Wifi Thermostat,7 Programmable
  • HONEYWELL
  • Wireless Wifi Thermostat, 7 ProgrammableWireless Wifi Thermostat,7 Programmable
  • Item # 30ZZ02
  • Mfr. Model # TH6320WF1005
  • Wireless Wifi Thermostat, Stages Heat 3 Heat Pump or 2 Conventional, Stages Cool 2, Temp. Settings per Day 4,...More

  • HONEYWELL
  • ThermostatThermostat
  • Multiple product options available

    Multiple product options available

Results per page: 16 | 32 | 48
Note: Product availability is real-time basis and adjusted continuously. The product will be reserved for you when you complete your order. More