Heat Pump Controls:
Terms & Online References
Relays / Switches
Outdoor and indoor, split-system heat pump controls online.
|1 HVAC Parts Online:Control Circuit Boards and Heat Pump Controls|
|AC Furnace Parts:Lennox Circuit Boards Ship Home or Shop | Save on Lennox Circuit Boards in stock ready to ship. Lennox OEM Parts from an Authorized Lennox Dealer so you can shop with confidence and save.|
|American HVAC Parts:We have over 500,000 parts in stock and ready to ship and an amazing customer service team ready to assist you. Find your part now!|
|Appliance Parts:Heat Pump Circuit Board & Timer Parts|
|Arnold's Service Co.:Heat Pump Defrost Board | Arnold's Service Company. We stock heat pump defrost board for popular brands such as Carrier and American Standard. Browse our store to find specific model you are looking for.|
|Best Buy Heating & Air Conditioning:Defrost Controls | Best Buy Heating and Air Conditioning.com offers a wide selection of heat pump controls.|
|Climate Doctors:HVACR Parts - Controls - Heat Pump Controls - Climatedoctors|
|Danfoss:Pressure controls for heat pumps | Editor's note: Good article on heat pump pressure controls, its function, operation and different types.|
For more information on this article go to Danfoss.com.
|Electro Industries:Heat Pump Control | Electro Industries|
|Emerson:Emerson Climate Technologies offers control solutions for residential, commercial, and industrial applications.|
|Ferguson:Operation, Testing and Troubleshooting Defrost Controls on Heat Pumps | Editor's note: Nice article on heat pump defrost controls and how they operate.|
For more information on this article go to defrost control boards at Ferguson.com.
|Gemaire:Shop For Heat Pump Controls At The Nation's Top HVAC Distributor - GEMAIRE in the Controls category.|
|Grainger:Heat Pump Controls - A/C Refrigeration and Supplies - Grainger Industrial Supply|
|HVAC Parts Outlet:Control Boards - HVAC Parts Outlet offers a wide variety of furnace, ac, heat pump, and HVAC control boards.|
|ICM Controls:Find the best, American made Defrost Control Boards and other electronic controls from ICM controls.|
– https://www.icmcontrols.com/products?c=DEFROST CONTROL BOARDS
|Johnstone Supply:Johnstone Supply | Heat Pump Controls|
|My HVAC Parts:Defrost Controls. Heat Pump not defrosting? Direct replacement defrost control boards for Lennox, Rheem, Nordyne, York, Evcon, Avion, Trane, Goodman and Carrier equipment. Complete O.E.M. cross reference chart here!|
|Repair Clinic:Heat Pump Circuit Board & Timer Parts: Fast Shipping.|
|SupplyHouse:HVAC Controls - Refrigeration Controls - ICM Controls - Intellidyne Controls|
|Zoro:Order ICM Defrost Control Board, Heat Pump, ICM300 at Zoro.com|
Newer heat pumps have circuit boards for both the indoor and outdoor fan operation for high efficiency outputs.
Relays / Switches
A heat pump can be temperature optimized to be used with a fossil-fueled furnace.
Never put a dual contactor on a heat pump unless the crankcase heater is on the constant electrical hub.