Skip Content

Filter Results By

Applied Filters Clear All

Browse

Brand
Price
Shop By
Ratings

HVAC Controls

691 Results Found that Include 873 Products

Product availability based on selecting either shipping or pick up and a location. Dismiss
Results per page: 16 | 32 | 48
Reset Volume Controllers  for VAV
  • KMC CONTROLS
  • Reset Volume Controllers for VAVReset 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

  • HONEYWELL
  • ThermostatThermostat
  • Multiple product options available

    Multiple product options available

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

    Multiple product options available

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

Low V T-Stat,Stages Heat 2,Stages Cool 2
  • HONEYWELL
  • Low V T-Stat, Stages Heat 2, Stages Cool 2Low 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

Air Vent,Float,Max Operating PSI 75
  • BELL & GOSSETT
  • Air Vent, Float, Max Operating PSI 75Air 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

Line Voltage Control,Cool,Analog
  • DAYTON
  • Line Voltage Control, Cool, AnalogLine 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

Fan Coil T-Stat,Fan Non Staged 3 Speed
  • PECO
  • Fan Coil T-Stat, Fan Non Staged 3 SpeedFan Coil T-Stat,Fan Non Staged 3 Speed
  • Item # 2NCA6
  • Mfr. Model # TA170-001
  • Fan Coil T-Stat, 2 Pipe or 4 Pipe, Switch Type 6 Relays, Switch Action Open or Close, Number of Switches 4...More

Intermittent Pilot Mod,1-2 Rod Control
  • HONEYWELL
  • Intermittent Pilot Mod, 1-2 Rod ControlIntermittent 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

Actuator Head,NC,24V
  • TACO
  • Actuator Head, NC, 24VActuator Head,NC,24V
  • Item # 12M798
  • Mfr. Model # ZA024Q4A1
  • Actuator Head, Normally Closed, Height (In.) 2-1/4, Width (In.) 5-5/16, Depth (In.) 2-3/8, 24 V, 2-Pin Screw...More

Low V T-Stat,Stages Heat 1,Stages Cool 1
  • HONEYWELL
  • Low V T-Stat, Stages Heat 1, Stages Cool 1Low Voltage Thermostat, Digital Programmable Single Stage H/C or HP
  • Item # 6WY11
  • Mfr. Model # TH6110D1021
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Temp. Settings per Day 4, Programs per Week 5-1-1 or...More

Dehumidistat,115V,Plug In
  • TJERNLUND
  • Dehumidistat, 115V, Plug InDehumidistat,115V,Plug In
  • Item # 14U174
  • Mfr. Model # DH2P
  • Dehumidistat, Wall Mounting, Adjustable Range 20-80 Percent RH, Differential (RH Percent) 10, Voltage 115,...More

Aquastat Controller,40 - 180 F
  • HONEYWELL
  • Aquastat Controller, 40 - 180 FAquastat Controller,40 - 180 F
  • Item # 2GZL3
  • Mfr. Model # L4006A1959
  • Immersion Controller, Boiler-Mounted, High or Low Limit, Height (In.) 8-5/8, Depth (In.) 2-1/8, Width (In.)...More

SuitePro Universal Digital Fan Coil Stat
  • HONEYWELL
  • SuitePro Universal Digital Fan Coil StatSuitePro Universal Digital Fan Coil Stat
  • Item # 3RCK9
  • Mfr. Model # TB8575A1000/U
  • SuitePro Universal Digital Fan Coil Stat, Fan Coil, Switch Position System Off-Heat-Cool-Auto, Switch...More

Line Voltage Thermostat,24 to 240VAC
  • Line Voltage Thermostat, 24 to 240VACLine Voltage Thermostat
  • Item # 44R204
  • Mfr. Model # 16E09-101
  • Line Voltage Thermostat, Electronic Temperature Control, Heating, Cooling, Refrigeration, Switch Type SPDT,...More

Hot Water Control
  • HONEYWELL
  • Hot Water ControlHot 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

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

Steam Trap,50 psi,400F,2-7/8 In. L
  • NICHOLSON
  • Steam Trap, 50 psi, 400F, 2-7/8 In. LSteam Trap,50 psi,400F,2-7/8 In. L
  • Item # 36Y301
  • Mfr. Model # TS-2
  • Steam Trap, Max. Operating PSI 50 psi, Max. Temp. 400 Degrees F, Body Material Bronze, (F)NPT Connections 3/4...More

Fan Speed Control,fwd,rev,120 V
  • DAYTON
  • Fan Speed Control, fwd, rev, 120 VFan 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

Plug-In Line Voltage Monitor,3 Phase
  • ICM
  • Plug-In Line Voltage Monitor, 3 PhasePlug-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

Compact Dual Pressure Control,24/240 V
  • RANCO
  • Compact Dual Pressure Control, 24/240 VCompact Dual Pressure Control,24/240 V
  • Item # 2E990
  • Mfr. Model # O12-4834
  • Compact Dual Pressure Control, Switch Type SPST, Low Pressure Range 10-100 PSIG, High Pressure Range 150-450...More

Zone Valve,2 Way,NC,3/4 In NPT
  • TACO
  • Zone Valve, 2 Way, NC, 3/4 In NPTZone Valve,2 Way,NC,3/4 In NPT
  • Item # 12M804
  • Mfr. Model # Z075T2-2
  • Motorized Zone Valve, Two Way, Normally Closed, Closed System, Height (In.) 4-1/4, Width (In.) 5-5/16, Depth...More

Low V T-Stat,Stages Heat 3,Stages Cool 2
  • HONEYWELL
  • Low V T-Stat, Stages Heat 3, Stages Cool 2Low V T-Stat,Stages Heat 3,Stages Cool 2
  • Item # 6LHG7
  • Mfr. Model # TH5320U1001
  • Low Voltage Thermostat, Stages Heat 3, Stages Cool 2, Terminal Designations Rc,R,W (O/B),W2...More

Elect Cook Control,High Limit ,450
  • ROBERTSHAW
  • Elect Cook Control, High Limit , 450Elect Cook Control,High Limit ,450
  • Item # 6KXJ0
  • Mfr. Model # 5225-112
  • Electric Cooking Control, High Temperature Limit, Voltage 125/250/480 VAC, Bulb Size 1/4 In x 4-7/8 In,...More

Fan/Limit Control
  • WHITE-RODGERS
  • Fan/Limit ControlFan/Limit Control
  • Item # 2E139
  • Mfr. Model # 5D51-78
  • Fan and Limit Control, Adjustable Temp, Auto Reset, Switch Action Fan Close on Rise, Limit Open on Rise,...More

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