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Furnace & HVAC Replacement Parts

Furnace & HVAC Replacement Parts

Shop furnace and HVAC fuses for heating, cooling, air handler, heat pump, and control applications. Find replacement cartridge fuses, time-delay fuses, low-voltage fuses, fuse holders, and fuse blocks from brands such as Littelfuse, Bussmann, Trane, Carrier, Liebert, ABB, Mitsubishi Electric, and more. Match the amp rating, voltage rating, fuse type, physical size, and OEM part number before ordering.

Shop the full range of furnace and HVAC replacement parts at Furnace Part Source, covering heating, cooling, and control components for residential, commercial, and industrial equipment. Browse by category or search by exact part number to find the right replacement fast.

Use the category filters below to narrow results by part type, including actuators, assemblies, blower motors, burners, capacitors, control boards, coils, contactors, dampers, drain pans, heating elements, flame sensors, ignitors, motors, switches, transformers, and wiring.

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Furnace & HVAC Replacement Parts

This is the master category for every furnace and HVAC replacement part carried by Furnace Part Source, spanning heating, cooling, and control components across residential, commercial, and industrial equipment. Whether you're troubleshooting a specific failure or stocking parts for a service route, this category is the starting point for locating what you need.

Because this catalog spans thousands of individual parts across dozens of subcategories, the fastest way to find what you need is to search by exact OEM part number or browse into a specific subcategory, such as motors, blowers, ignitors, or control boards.

Major Subcategories

This category includes dedicated subcategories for:

  • Motors and blowers, including main blower motors, inducer motors, and blower assemblies.
  • Ignition components, including hot surface ignitors, pilot burners, and flame sensors.
  • Controls, including control boards, ignition modules, relays, and switches.
  • Electrical components, including capacitors, contactors, transformers, and circuit breakers.
  • Structural and mechanical parts, including housings, brackets, bearings, and pulleys.
  • Combustion and venting parts, including burners, gas valves, heat exchangers, and vent dampers.

How to Find the Right Part

Before ordering, check the equipment data plate and the existing part for the model number, serial number, and part number. Because this category covers such a wide range of equipment types and brands, matching by exact part number is the most reliable way to confirm compatibility.

For best fit, compare:

  • Original part number
  • Equipment model and serial number
  • Voltage, fuel type, and system type
  • Replacement or superseded part number, if applicable

Furnace & HVAC Parts From Leading Brands

Our catalog includes replacement parts from Carrier, Trane, York, Lennox, Rheem-Ruud, Amana-Goodman, Copeland, Honeywell, and hundreds of other HVAC, refrigeration, and combustion equipment manufacturers, covering both OEM and cross-reference replacement parts.

Need Help Finding a Part?

Not sure which subcategory to search, or which part you need? Use the model number, serial number, and existing part number from your equipment, or contact Furnace Part Source for help identifying the correct replacement.

Furnace & HVAC Replacement Parts FAQs

How do I find a specific part quickly in this category?

The fastest way is to search by the exact OEM part number printed on the existing component, or to browse into a more specific subcategory, such as motors, ignitors, or control boards.

Do you carry parts for both residential and commercial equipment?

Yes. This category includes parts for residential furnaces and air handlers as well as light-commercial and industrial heating, cooling, and combustion equipment.

What if I don't know the exact part number I need?

Use the equipment model number and serial number to help narrow the search, or contact Furnace Part Source for assistance identifying the correct replacement part.

Are replacement parts here new or used?

Furnace Part Source carries brand-new replacement parts, including OEM and compatible cross-reference components, unless a listing specifically states otherwise.