Find OEM air conditioner controls online here

Air conditioning equipment controls. Find OEM or compatible integrated circuit boards, fan, pressure, temperature, limit controls, hard starts, potential, current sensing, motor protection, time delay relays, and sensors all in one place!

The links on this page will take you directly to air conditioning unit controls online.
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Controls For Air Conditioning Systems

Go to Apex ControlsApex Controls linkApex Controls:HVAC - Valves - Thermostats - Electric Motors - Pumps - Actuators - Controls - Temperature Controls - Thermostats - Pressure Controls - Sensors - Transmitters | Apex Controls
– controls thermostats pressure controls sensors transmitters
Go to Best Buy Heating & Air ConditioningBest Buy Heating & Air Conditioning linkBest Buy Heating & Air Conditioning:Furnace Circuit Boards, Ignition Control Modules, Ignition Modules, Air Conditioning Circuit Boards, Gas Furnace Ignition | Old furnace control circuit boards need to be replaced with good quality circuit boards to ensure that your HVAC system is always at peak performance. | Best Buy Heating and Air Conditioning Parts Warehouse Online
– heating and
Go to Carrier EnterpriseCarrier Enterprise linkCarrier Enterprise:HVAC Circuit Boards | Carrier HVAC | Controls, Sensors & Timers | Switches & Relays | Shop HVAC electrical parts & capacitors from Carrier Enterprise (CE) - a globally trusted HVAC/R distribution company. | Editor's note: OEM Carrier and Bryant air conditioning controls.
Go to Controls CentralControls Central linkControls Central:Air Conditioning Pressure Controls | HVAC/R Controls at Controls Central
Go to Distech ControlsDistech Controls linkDistech Controls:Find out more about our wide range of field devices for our building automation offering and enjoy a facilitated ordering process. |
Go to EmersonEmerson Climate linkEmerson:Air Conditioning Controls | Emerson US | Find the Emerson residential air conditioning components you need including contactors, valves, controls and system protectors.
Go to Global IndustrialGlobal Industrial linkGlobal Industrial:Air Conditioning Controls Work with Existing HVAC System Hardware to Maximize Performance and Reduce Maintenance.
Go to GraingerGrainger linkGrainger:Cooling Equipment Relays - Refrigeration and Air Conditioning Controls - Grainger Industrial Supply | Shop today at Grainger and find the cooling equipment relays that fit your application! Choose from time delay relays, start assist kits and more.
Go to HVAC Parts ShopHVAC Parts Shop linkHVAC Parts Shop:HEIL Products - Blower Motor Control Relays to | Editor's note: Provides A/C controls for other brands too.
Go to HVAC Parts SourceHVAC Parts Source linkHVAC Parts Source:Air Conditioning & Refrigeration Controls |
Go to ICM ControlsICM Controls linkICM Controls:An American manufacturer of electronic controls. |
Go to Industrial ControlsIndustrial Controls linkIndustrial Controls:Remote Bulb Temperature Controls | HVAC Controls - Industrial Controls |
Go to Johnson ControlsJohnson Controls linkJohnson Controls:Control Sensors – HVAC Sensors | Johnson Controls | At Johnson Controls, we've designed our HVAC Sensors with advanced technology to work seamlessly within your HVAC system. Learn more about our selection.
Go to Johnstone SupplyJohnstone Supply linkJohnstone Supply:Air Conditioning & Refrigeration Controls, Controls, HVACR Parts, including Remote Bulb Temperature Control, Commercial Auto-Voltage Defrost Timer,..
Go to Lennox ProsLennox Pros linkLennox Pros:AC and Heat Pump Controls | Shop for a/c and heat pumps controls at | Editor's note: OEM Lennox air conditioning controls.
Go to PartSelectPartSelect linkPartSelect:Air Conditioner Circuit Boards and Touch Pads | Replacement Parts & Accessories | | content=" Buy circuit boards and touch pads to repair your air conditioner at PartSelect. Great prices on all factory-authorized circuit boards and touch pads. | Editor's note: Controls for portable and window air conditioners.
Go to RepairClinicRepairClinic linkRepairClinic:Air Conditioner Control Boards - Fast Shipping -
Go to RheemRheem linkRheem:Rheem Replacement Parts Division | Controls | | Temperature - Limit - Pressure - Ambient - Circuit Boards - Motor Protection - Time Delay - Start & Potential Relays | Editor's note: Air conditioning equipment controls for Rheem, Ruud and WeatherKing systems.
Go to SupplyHouseSupplyHouse linkSupplyHouse:Nordyne Parts | For Air Conditioning Control Parts | | Editor's note: AC Controls for other brands also.
Go to Trane SupplyTrane Supply linkTrane Supply:Controls and Electrical | HVAC Parts & Supplies | Trane Supply | Our locations carry modules, boards, programmable thermostats, contactors, disconnects, whips, and variable frequency drives. Shop at Trane Supply today! | Editor's note: OEM Trane and American Standard air conditioning equipment controls.
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Page links to to air conditioning unit controls online.
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Air Conditioning Controls:
Terms & Online References

Original Equipment Manufacturer (OEM)
Compatible / Aftermarket
Fan Control / Circuit Boards
Fan / Blower Relay
Potential / Start Relay
Head Pressure / Low Pressure
Temperature / Limit
Current Sensing Relay
Motor Protection
Compressor / Hard Start
Time Delay Relay
Air Handler / Blower
Sensors / Timers / Delays

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Most time delays are measured in seconds that can be manually adjusted or has a fixed set point in its circuit board. Some time delay relays are on-make (time before system starts when power is called) or on-break (time after system shuts down before it can operate again).

Controls for air conditioners online. The place for timers, sensors, relays and temperature and pressure controls for AC systems.