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Furnace & HVAC Replacement Parts

Furnace & HVAC Replacement Parts

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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    Aprilaire 6401 2Zone Exp Pnl for new mod 6404

    Aprilaire

    MSRP: $269.00
    Now: $207.86
    Aprilaire 6401 2Zone Exp Pnl for new mod 6404  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $269.00
    Now: $207.86
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    MSRP: $269.00
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    Aprilaire 5554 Mod Cntrl Board for 801 & 866

    Aprilaire

    MSRP: $168.71
    Now: $130.37
    Aprilaire 5554 Mod Cntrl Board for 801 & 866  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $168.71
    Now: $130.37
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    Aprilaire 5306 120/208/240vPri 24vSec 75va xf

    Aprilaire

    MSRP: $176.57
    Now: $136.44
    Aprilaire 5306 120/208/240vPri 24vSec 75va xf  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $176.57
    Now: $136.44
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    MSRP: $176.57
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    Aprilaire 4856 Low Prof Cond Pump w/20' Hose

    Aprilaire

    MSRP: $168.70
    Now: $130.36
    Aprilaire 4856 Low Prof Cond Pump w/20' Hose  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $168.70
    Now: $130.36
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    MSRP: $168.70
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    Aprilaire 4788 Maintenance Kit For 400 & 400A

    Aprilaire

    MSRP: $173.81
    Now: $134.31
    Aprilaire 4788 Maintenance Kit For 400 & 400A  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $173.81
    Now: $134.31
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    MSRP: $173.81
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    Aprilaire 400 17gpd BYPASS HUMIDIFIER-AUTO

    Hydrolevel

    MSRP: $342.06
    Now: $264.32
    Aprilaire 400 17gpd BYPASS HUMIDIFIER-AUTO Item is Non Cancelable / Non Returnable FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts -...
    MSRP: $342.06
    Now: $264.32
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    MSRP: $342.06
    Now: $264.32
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    Aprilaire 2210 Media Air Clnr 20x25 MERV 13

    Aprilaire

    MSRP: $248.70
    Now: $192.18
    Aprilaire 2210 Media Air Clnr 20x25 MERV 13  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $248.70
    Now: $192.18
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    MSRP: $248.70
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    Aprilaire 1910 Media Air Clnr 25x20 MERV 11

    Aprilaire

    MSRP: $176.02
    Now: $133.35
    Aprilaire 1910 Media Air Clnr 25x20 MERV 11  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $176.02
    Now: $133.35
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    Aprilaire 1410 Media Air Clnr 16x25 MERV 11

    Aprilaire

    MSRP: $195.46
    Now: $151.04
    Aprilaire 1410 Media Air Clnr 16x25 MERV 11  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $195.46
    Now: $151.04
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    Aprilaire 8910W Universal Wi-Fi IAQ Tstat

    Aprilaire

    MSRP: $498.02
    Now: $384.83
    Aprilaire 8910W Universal Wi-Fi IAQ Tstat  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $498.02
    Now: $384.83
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    MSRP: $498.02
    Now: $384.83
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    Aprilaire 8120X Ventilation Control Only

    Aprilaire

    MSRP: $170.76
    Now: $131.95
    Aprilaire 8120X Ventilation Control Only  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $170.76
    Now: $131.95
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    MSRP: $170.76
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    Aprilaire 5445 User Interface Assembly

    Aprilaire

    MSRP: $364.62
    Now: $281.75
    Aprilaire 5445 User Interface Assembly  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $364.62
    Now: $281.75
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    MSRP: $364.62
    Now: $281.75
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    Aprilaire 4577 L220F Over-Temperature Stat

    Aprilaire

    MSRP: $129.84
    Now: $98.36
    Aprilaire 4577 L220F Over-Temperature Stat  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $129.84
    Now: $98.36
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    MSRP: $129.84
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    Aprilaire 4574 Internal Control Board

    Aprilaire

    MSRP: $595.02
    Now: $450.78
    Aprilaire 4574 Internal Control Board  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $595.02
    Now: $450.78
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    MSRP: $595.02
    Now: $450.78
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    Aprilaire 4515 115v Blower assy

    Aprilaire

    MSRP: $744.33
    Now: $563.89
    Aprilaire 4515 115v Blower assy  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $744.33
    Now: $563.89
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    MSRP: $744.33
    Now: $563.89
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    Aprilaire 2410 Media Air Clnr 16x25 MERV 13

    Aprilaire

    MSRP: $248.70
    Now: $192.18
    Aprilaire 2410 Media Air Clnr 16x25 MERV 13  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $248.70
    Now: $192.18
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    MSRP: $248.70
    Now: $192.18
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    Aprilaire 216 Media (MERV 16)

    Aprilaire

    MSRP: $169.98
    Now: $131.35
    Aprilaire 216 Media (MERV 16)   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order Requirements    
    MSRP: $169.98
    Now: $131.35
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    Aprilaire 8910 Aprilaire Home Comfort Control

    Aprilaire

    MSRP: $446.72
    Now: $345.19
    Aprilaire 8910 Aprilaire Home Comfort Control   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $446.72
    Now: $345.19
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    MSRP: $446.72
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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.