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HVAC Controls

385 Results Found that Include 391 Products 

Results per page: 16 | 32 | 48
Low V T-Stat,NonProgrammable
  • HONEYWELL
  • Low V T-Stat, NonProgrammable
  • Item # 30ZZ04
  • Mfr. Model # TH1100DV1000
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Terminal Designations R, C, W,, System Switching...More

Thermostat Guard, Plated Steel
  • JOHNSON CONTROLS
  • Thermostat Guard, Plated Steel
  • Item # 20RG67
  • Mfr. Model # GRD10-1R
  • Thermostat Guard, Universal, Inside Height (In.) 6-3/16, Inside Width (In.) 3-5/8, Inside Depth (In.)...More

Aspirator Wallbox Kit,w/Mounting Hdwr
  • JOHNSON CONTROLS
  • Aspirator Wallbox Kit, w/Mounting Hdwr
  • Item # 20RF59
  • Mfr. Model # T-4000-110
  • Aspirator Wallbox Kit, Horizontal or Vertical, For Use With JCI T-4000 Series Pneumatic Thermostats, Includes...More

Low V T-Stat,Stages Heat 1,Stages Cool 1
  • JOHNSON CONTROLS
  • Low V T-Stat, Stages Heat 1, Stages Cool 1
  • Item # 20RF34
  • Mfr. Model # T602DFH-4
  • Low Voltage Thermostat, Stages Heat 1, Stages Cool 1, Terminal Designations Fan-H,Fan-M,Fan-L,24V Hot,24V...More

Mounting Bracket,w/Mounting Hdwr
Control Relay,Liquid Level,SPDT,120VAC
Integrated Hot Surface Control,OEM
  • WHITE-RODGERS
  • Integrated Hot Surface Control, OEM
  • Item # 29TH96
  • Mfr. Model # 50A55-743
  • Integrated Hot Surface Control, OEM Replacement, Input Voltage 25VAC 50/60 Hz, 120 Control Volts, For Use...More

Hard Start,3 Wire, 1 - 3 Hp
  • SUPCO
  • Hard Start, 3 Wire, 1 - 3 Hp
  • Item # 20LP97
  • Mfr. Model # 3W1
  • Hard Start Kit, Potential Relay, Start Capacitor, Control Volts 208 to 240, Voltage 208 to 240, 1 Phase,...More

Integrated Hot Surface Control,OEM
  • WHITE-RODGERS
  • Integrated Hot Surface Control, OEM
  • Item # 29TH94
  • Mfr. Model # 50A66-743
  • Integrated Hot Surface Control, OEM Replacement, Input Voltage 25VAC 50/60 Hz, 120 Control Volts, For Use...More

Hard Start,3 Wire,4-5 Hp
  • SUPCO
  • Hard Start, 3 Wire, 4-5 Hp
  • Item # 20LP99
  • Mfr. Model # 3W3
  • Hard Start Kit, Potential Relay, Start Capacitor, Control Volts 208 to 240, Voltage 208 to 240, 1 Phase,...More

Integrated Hot Surface Control,OEM
  • WHITE-RODGERS
  • Integrated Hot Surface Control, OEM
  • Item # 29TH95
  • Mfr. Model # 50M56-743
  • Integrated Hot Surface Control, OEM Replacement, Input Voltage 25VAC 50/60 Hz, 120 Control Volts, For Use...More

Control Relay,Liquid Level,SPDT,120VAC
Control Bypass Valve,For Use with A-4400
Lube Oil Pressure Cutout Control,60 sec.
  • JOHNSON CONTROLS
  • Lube Oil Pressure Cutout Control, 60 sec.
  • Item # 20RF57
  • Mfr. Model # P28AA-2C
  • Lube Oil Pressure Cutout Control, Cutout Control with Time Delay, Pressure Range (PSI) 8 to 70, Time Delay...More

Thermostat Cover,w/Mounting Hdwr
  • JOHNSON CONTROLS
  • Thermostat Cover, w/Mounting Hdwr
  • Item # 20RF83
  • Mfr. Model # T-4756-2141
  • Thermostat Cover, Horizontal, No Thermometer, Dual Windows, Color Beige, For Use With JCI T-4000 Series...More

Surface Mount Duct, Wall Mountng Lcation
Lube Oil Pressure Control,8 to 70 psi
  • JOHNSON CONTROLS
  • Lube Oil Pressure Control, 8 to 70 psi
  • Item # 20RF54
  • Mfr. Model # P128AA-17C
  • Lube Oil Pressure Control, Cutout Control with Time Delay, Pressure Range (PSI) 8 to 70, Time Delay (Sec.)...More

Temp Sensor,Thermistor 10k ohm Type 2
Air Flow Switch,Paddle 2-1/8 Inx6-7/8 In
  • JOHNSON CONTROLS
  • Air Flow Switch, Paddle 2-1/8 Inx6-7/8 In
  • Item # 20XJ11
  • Mfr. Model # F62AA-8C
  • Air Flow Switch, Paddle Size 2-1/8 In. x 6-7/8 In., Full Load Amps @ 115/230V 16.0/8.0, Switch Type SPDT,...More

Surface Mounting Clip,Indoor,Metal
  • JOHNSON CONTROLS
  • Surface Mounting Clip, Indoor, Metal
  • Item # 20RG58
  • Mfr. Model # A99-CLP-1
  • Surface Mounting Clip, Indoor, For Use With A99 Series, This is A Clip for The A99 Sensors, Color Metal,...More

CO2 Sensor,Indoor,White
  • JOHNSON CONTROLS
  • CO2 Sensor, Indoor, White
  • Item # 20RG59
  • Mfr. Model # CD-P00-00-0
  • CO2 Sensor, Indoor, For Use With BAS System, Color White, Height (In.) 3-5/32, Width (In.) 3-3/16, Length...More

Hard Start,3 Wire, 3-1/2 - 4-1/2 Hp
  • SUPCO
  • Hard Start, 3 Wire, 3-1/2 - 4-1/2 Hp
  • Item # 20LP98
  • Mfr. Model # 3W2
  • Hard Start Kit, Potential Relay, Start Capacitor, Control Volts 208 to 240, Voltage 208 to 240, 1 Phase,...More

Low Water Cutoff,NPT,Electronic,NEMA 1
  • TACO
  • Low Water Cutoff, NPT, Electronic, NEMA 1
  • Item # 20HJ85
  • Mfr. Model # LFM1203S-1
  • Low Water Cutoff, NPT, Electronic, 1, Switch Type Single Pole Double Throw, 5.75, 4.4, 3, Enclosure Type NEMA...More

Control Relay,Liquid Level,SPDT,120VAC
Line Voltage Thermostat,24 to 240VAC
  • JOHNSON CONTROLS
  • Line Voltage Thermostat, 24 to 240VAC
  • Item # 20XJ49
  • Mfr. Model # A419ABG-3C
  • Line Voltage Thermostat, Heating/Cooling, Switch Type SPST, Switch Action Open/Close on Rise, Number of...More

Temperature Sensor,Platinum 1k ohm
Reset Volume Controller,13 to 25 psi
  • JOHNSON CONTROLS
  • Reset Volume Controller, 13 to 25 psi
  • Item # 20RG02
  • Mfr. Model # P-3800-1
  • Reset Volume Controller, Direct Acting and Reverse Acting, Control Range 13 to 25 psi, 5/32 In. or 1/4 In....More

Air Flow Switch,Paddle 3-1/8 Inx6-7/8 In
  • JOHNSON CONTROLS
  • Air Flow Switch, Paddle 3-1/8 Inx6-7/8 In
  • Item # 20XJ12
  • Mfr. Model # F62AA-9C
  • Air Flow Switch, Paddle Size 3-1/8 In. x 6-7/8 In., Full Load Amps @ 115/230V 16.0/8.0, Switch Type SPDT,...More

Pneumatic Thermostat,DA,55 to 85F
  • JOHNSON CONTROLS
  • Pneumatic Thermostat, DA, 55 to 85F
  • Item # 20RG07
  • Mfr. Model # T-4100-1
  • Pneumatic Thermostat, Direct Acting, 1 Pipe, Heating and Cooling, Single Temperature, Control Air Pressure 3...More

Relief Valve,1/4 in., 0 to 25 psi, Brass
Temperature Sensor,Platinum 1k ohm
Results per page: 16 | 32 | 48