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HVAC Controls

435 Results Found that Include 604 Products

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Results per page: 16 | 32 | 48
Low V T-Stat,Stages Heat 3,Stages Cool 2
  • HONEYWELL
  • Low V T-Stat, Stages Heat 3, Stages Cool 2Low Voltage Thermostat, Touch Screen Programmable Multi Stage, H/C or HP
  • Item # 4NE59
  • Mfr. Model # TH8320R1003
  • Low Voltage Thermostat, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, Programs per Week 7, Terminal...More

Low V T-Stat,Stages Heat 1,Stages Cool 1
  • HONEYWELL
  • Low V T-Stat, Stages Heat 1, Stages Cool 1Low V T-Stat,Stages Heat 1,Stages Cool 1
  • Item # 4NE58
  • Mfr. Model # TH8110U1003
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Temp. Settings per Day 4, Programs per Week 7, Terminal...More

Room Sensor,Setpoint,Fahrenheit,White
Electric Actuator,30 in.-lb.,2 SPDT
  • HONEYWELL
  • Electric Actuator, 30 in.-lb., 2 SPDTElectric Actuator,30 in.-lb.,2 SPDT
  • Item # 34GR10
  • Mfr. Model # MS4104F1010
  • Two-Position Actuator, Spring-Return, Shaft Type 1/2 In. Round, Torque (In.-Lbs.) 30, Stroke Deg. 95 +/-3,...More

Solenoid Air Valve,120/240VAC,0-25 psi
  • JOHNSON CONTROLS
  • Solenoid Air Valve, 120/240VAC, 0-25 psiSolenoid Air Valve,120/240VAC,0-25 psi
  • Item # 38Y197
  • Mfr. Model # V11HAA-100
  • Solenoid Air Valve, Normally Open/Normally Closed, Control Air Pressure 0 to 25 psi, 1/4 In. Barb Air...More

Line Voltage Thermostat,120 to 240VAC
  • RANCO
  • Line Voltage Thermostat, 120 to 240VACTemperature Control
  • Item # 3ZP86
  • Mfr. Model # ETC-241000-000
  • Line Voltage Thermostat, Electronic Temperature Control, Switch Type 2 SPDT, Switch Action Open/Close on...More

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

Room Sensor,Setpoint,Fahrenheit,Beige
  • ARMSTRONG INTERNATIONAL
  • Steam TrapSteam Trap
  • Multiple product options available

    Multiple product options available

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

WiFi T-Stat,Stages Heat 3,Stages Cool 2
  • HONEYWELL
  • WiFi T-Stat, Stages Heat 3, Stages Cool 2WiFi T-Stat,Stages Heat 3,Stages Cool 2
  • 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

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

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

Low V T-Stat,Stages Heat 3,Stages Cool 2
  • EMERSON CLIMATE
  • Low V T-Stat, Stages Heat 3, Stages Cool 2Touchscreen Thermostat, Touch Screen Programmable Multi Stage, H/C or HP
  • Item # 1MBD7
  • Mfr. Model # 1F95-1277
  • Low Voltage Thermostat, Stages Heat 3, Stages Cool 2, Temp. Settings per Day 4, 2, 0, Programs per Week...More

Zone Valve,2 Way,NC,1 In NPT
  • TACO
  • Zone Valve, 2 Way, NC, 1 In NPTZone Valve,2 Way,NC,1 In NPT
  • Item # 12M817
  • Mfr. Model # V100T2G2ZA024Q4A1
  • Motorized Zone Valve, Two Way, Normally Closed, Geothermal Systems, Height (In.) 4-1/4, Width (In.) 5-5/16,...More

Low V T-Stat,Stages Heat 1,Stages Cool 1
  • HONEYWELL
  • Low V T-Stat, Stages Heat 1, Stages Cool 1Low V T-Stat,Stages Heat 1,Stages Cool 1
  • Item # 34GR14
  • Mfr. Model # TH8110R1008
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Temp. Settings per Day 4, Programs per Week 7 or...More

Solenoid Air Valve,3-Way,24VDC,0-25 psi
  • JOHNSON CONTROLS
  • Solenoid Air Valve, 3-Way, 24VDC, 0-25 psiSolenoid Air Valve,3-Way,24VDC,0-25 psi
  • Item # 38Y203
  • Mfr. Model # V11PNA-105
  • Solenoid Air Valve, Normally Open/Normally Closed, Control Air Pressure 0 to 25 psi, 1/4 In. Barb Air...More

Differential Pressure Transducer
Threaded Globe Valve,1/2 In,24VAC,NO
  • SIEMENS
  • Threaded Globe Valve, 1/2 In, 24VAC, NOThreaded Globe Valve,1/2 In,24VAC,NO
  • Item # 5GEC9
  • Mfr. Model # 259-02034
  • Threaded Globe Valve, Normally Open, Height 5 1/2 In., Width 4 3/4 In., Depth 2 In., Voltage 24VAC, For Use...More

Line V Mechanical Tstat,120 to 277VAC,8A
  • HONEYWELL
  • Line V Mechanical Tstat, 120 to 277VAC, 8ALine V Mechanical Tstat,120 to 277VAC,8A
  • Item # 3UC72
  • Mfr. Model # T675A1565
  • Remote Bulb Sensor, Differential 3 to 10 Degrees Fahrenheit, Maximum 125 Degrees Fahrenheit, Range 0 to 100...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

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

Low V T-Stat,Stages Heat 1,Stages Cool 1
  • EMERSON CLIMATE
  • Low V T-Stat, Stages Heat 1, Stages Cool 1Low V T-Stat,Stages Heat 1,Stages Cool 1
  • Item # 1MBD8
  • Mfr. Model # 1F97-1277
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Temp. Settings per Day 4, 2, 0, Programs per Week...More

Dual Pressure Control,SPST
  • JOHNSON CONTROLS
  • Dual Pressure Control, SPSTDual Pressure Control,SPST
  • Item # 40G409
  • Mfr. Model # P70MA-1C
  • Dual Pressure Control, Switch Type SPST, Low Pressure Range (PSIG) 20 In. in HG to 100, High Pressure Range...More

Dual Pressure Control,SPST
  • JOHNSON CONTROLS
  • Dual Pressure Control, SPSTDual Pressure Control,SPST
  • Item # 40G348
  • Mfr. Model # P170MA-1C
  • Dual Pressure Control, Switch Type SPST, Low Pressure Range (PSIG) 20 In. in HG to 100, High Pressure Range...More

Line Volt Mechanical Tstat,120 to 600VAC
  • JOHNSON CONTROLS
  • Line Volt Mechanical Tstat, 120 to 600VACLine Volt Mechanical Tstat,120 to 600VAC
  • Item # 38Y110
  • Mfr. Model # A70HA-1C
  • Line Voltage Thermostat, Heating/Cooling, Switch Type DPST, Switch Action Open / Close on Rise, Number of...More

Aquastat Controller, Well Adapter
  • HONEYWELL
  • Aquastat Controller, Well AdapterAquastat Controller, Well Adapter
  • Item # 2GZL9
  • Mfr. Model # L4006E1067
  • Immersion Controller, Boiler-Mounted, High Limit, Manual Reset, Height (In.) 8-5/8, Depth (In.) 2-1/8, Width...More

Gas Valve,Slow Opening,415,000 BtuH
  • HONEYWELL
  • Gas Valve, Slow Opening, 415,000 BtuHUniversal Gas Valve
  • Item # 36Z443
  • Mfr. Model # VR8345K4809
  • Gas Valve, Ignition Type Intermittent Pilot, Hot Surface Ignition, Direct Spark Ignition, BtuH Capacity...More

  • HONEYWELL
  • Gas ValveGas Valve
  • 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