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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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    Mamac PR-274-R4-MA 0-15"WC 4-20MAOUT TRANSDCR

    MAMAC Systems

    MSRP: $185.13
    Now: $143.06
    Mamac PR-274-R4-MA 0-15"WC 4-20MAOUT TRANSDCR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $185.13
    Now: $143.06
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    Mamac PR-275-R3-MA PanelMt Low # Xdcr; 4/20mA Out

    MAMAC Systems

    MSRP: $167.71
    Now: $129.59
    Mamac PR-275-R3-MA PanelMt Low # Xdcr; 4/20mA Out  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $167.71
    Now: $129.59
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    MSRP: $167.71
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    Mamac EP-311-020 0/20# E-P Xdcr w/o ManOverride

    MAMAC Systems

    MSRP: $175.11
    Now: $135.32
    Mamac EP-311-020 0/20# E-P Xdcr w/o ManOverride  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $175.11
    Now: $135.32
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    MSRP: $175.11
    Now: $135.32
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    Mamac PR-274-R3-VDC Enclosed Low # Xducr;0-5/10VDC

    MAMAC Systems

    MSRP: $185.13
    Now: $143.06
    Mamac PR-274-R3-VDC Enclosed Low # Xducr;0-5/10VDC   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $185.13
    Now: $143.06
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    MSRP: $185.13
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    Mamac HU-224-2-MA 2% DuctMt Hum Xdcr; 4-20mA Out

    MAMAC Systems

    MSRP: $176.96
    Now: $136.74
    Mamac HU-224-2-MA 2% DuctMt Hum Xdcr; 4-20mA Out  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $176.96
    Now: $136.74
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    MSRP: $176.96
    Now: $136.74
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    Mamac PR-274-R3-MA Enclosed Low # Xdcr;4-20mA Out

    MAMAC Systems

    MSRP: $185.13
    Now: $143.06
    Mamac PR-274-R3-MA Enclosed Low # Xdcr;4-20mA Out  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $185.13
    Now: $143.06
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    MSRP: $185.13
    Now: $143.06
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    Mamac EP-313-315 (Replaces CNT2066) Electropneumatic Transducer

    MAMAC Systems

    MSRP: $196.02
    Now: $151.47
    Mamac EP-313-315 (Replaces CNT2066) Electropneumatic Transducer  3-15 PSIG 18-28Vac/Vdc supply voltage
    MSRP: $196.02
    Now: $151.47
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    MSRP: $196.02
    Now: $151.47
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    Mamac EP-313-020 0/20# E-P Xdcr w/Man Override

    MAMAC Systems

    MSRP: $224.24
    Now: $173.27
    Mamac EP-313-020 0/20# E-P Xdcr w/Man Override  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $224.24
    Now: $173.27
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    MSRP: $224.24
    Now: $173.27
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    Loren Cook 715475 440V TB2000 ACTUATOR

    Loren Cook

    MSRP: $325.38
    Now: $246.50
    Loren Cook 715475 440V TB2000 ACTUATOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $325.38
    Now: $246.50
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    MSRP: $325.38
    Now: $246.50
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    Loren Cook 615074 1/16HP 115V 1550RPM GEMINI

    Loren Cook

    MSRP: $509.36
    Now: $385.88
    Loren Cook 615074 1/16HP 115V 1550RPM GEMINI  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $509.36
    Now: $385.88
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    MSRP: $509.36
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    Loren Cook 100123 115v 1/20hp 1550rpm Motor

    Loren Cook

    MSRP: $415.80
    Now: $321.30
    Loren Cook 100123 115v 1/20hp 1550rpm Motor   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $415.80
    Now: $321.30
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    MSRP: $415.80
    Now: $321.30
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    Loren Cook 719287 1200/1300 RPM 2SPD D/D MOTOR

    Loren Cook

    MSRP: $259.88
    Now: $200.81
    Loren Cook 719287 1200/1300 RPM 2SPD D/D MOTOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $259.88
    Now: $200.81
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    MSRP: $259.88
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    Loren Cook 105104 3/4HP 115V MOTOR

    Loren Cook

    MSRP: $675.68
    Now: $522.11
    Loren Cook 105104 3/4HP 115V MOTOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order Requirements    
    MSRP: $675.68
    Now: $522.11
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    MSRP: $675.68
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    Loren Cook 100309 1/3HP 115V 1725RPM MOTOR

    Loren Cook

    MSRP: $644.49
    Now: $498.02
    Loren Cook 100309 1/3HP 115V 1725RPM MOTOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $644.49
    Now: $498.02
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    MSRP: $644.49
    Now: $498.02
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    Loren Cook 719286 GEM 142 MOTOR 115V

    Loren Cook

    MSRP: $207.90
    Now: $160.65
    Loren Cook 719286 GEM 142 MOTOR 115V  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $207.90
    Now: $160.65
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    MSRP: $207.90
    Now: $160.65
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    Loren Cook 715473 115V TB2000 Actuator

    Loren Cook

    MSRP: $415.80
    Now: $321.30
    Loren Cook 715473 115V TB2000 Actuator  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $415.80
    Now: $321.30
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    MSRP: $415.80
    Now: $321.30
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    Loren Cook 100173 1/2hp115v1075rpmExhaustFanMotr

    Loren Cook

    MSRP: $623.70
    Now: $481.95
    Loren Cook 100173 1/2hp115v1075rpmExhaustFanMotr   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $623.70
    Now: $481.95
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    MSRP: $623.70
    Now: $481.95
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    Loren Cook 100108 1/6HP 115V 1PH TENV

    Loren Cook

    MSRP: $540.54
    Now: $417.69
    Loren Cook 100108 1/6HP 115V 1PH TENV   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $540.54
    Now: $417.69
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    MSRP: $540.54
    Now: $417.69
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    Loren Cook 615058 1/4HP 115V 1625RPM MOTOR

    Loren Cook

    MSRP: $446.98
    Now: $345.40
    Loren Cook 615058 1/4HP 115V 1625RPM MOTOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $446.98
    Now: $345.40
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    MSRP: $446.98
    Now: $345.40
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    Loren Cook 615043 115V 1/16HP 1550RPM ODP MOTOR

    Loren Cook

    MSRP: $384.61
    Now: $297.20
    Loren Cook 615043 115V 1/16HP 1550RPM ODP MOTOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $384.61
    Now: $297.20
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    MSRP: $384.61
    Now: $297.20
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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.