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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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    Weil McLain 511-330-079 IGNITION MODULE

    Weil McLain

    MSRP: $490.89
    Now: $379.33
    Weil McLain 511-330-079 IGNITION MODULE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $490.89
    Now: $379.33
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    MSRP: $490.89
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    Weil McLain 383-600-069 Low Water Cutoff

    Weil McLain

    MSRP: $433.72
    Now: $335.15
    Weil McLain 383-600-069 Low Water Cutoff   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $433.72
    Now: $335.15
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    MSRP: $433.72
    Now: $335.15
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    Weil McLain 381-356-534 1/2" StepOpen SP LP GasValve

    Weil McLain

    MSRP: $510.20
    Now: $394.24
    Weil McLain 381-356-534 1/2" StepOpen SP LP GasValve  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $510.20
    Now: $394.24
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    MSRP: $510.20
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    Weil McLain 511-044-382 24v 3.5" wc Nat 3/4" Gas Valve

    Weil McLain

    MSRP: $368.16
    Now: $284.49
    Weil McLain 511-044-382 24v 3.5" wc Nat 3/4" Gas Valve  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $368.16
    Now: $284.49
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    MSRP: $368.16
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    Weil McLain 633-500-014 Anode Rod

    Weil McLain

    MSRP: $183.40
    Now: $141.72
    Weil McLain 633-500-014 Anode Rod   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order Requirements    
    MSRP: $183.40
    Now: $141.72
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    MSRP: $183.40
    Now: $141.72
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    Weil McLain 635-100-023 ACTUATOR

    Weil McLain

    MSRP: $286.60
    Now: $221.47
    Weil McLain 635-100-023 ACTUATOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $286.60
    Now: $221.47
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    MSRP: $286.60
    Now: $221.47
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    Weil McLain 511-330-095 Ignition Module

    Weil McLain

    MSRP: $404.02
    Now: $312.20
    Weil McLain 511-330-095 Ignition Module  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $404.02
    Now: $312.20
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    MSRP: $404.02
    Now: $312.20
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    Weil McLain 511-330-085 FLAME PROVING MOD.U-T# 1003-60

    Weil McLain

    MSRP: $643.35
    Now: $497.14
    Weil McLain 511-330-085 FLAME PROVING MOD.U-T# 1003-60  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $643.35
    Now: $497.14
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    MSRP: $643.35
    Now: $497.14
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    Weil McLain 382-200-345 BlowerMotorReplacementKit

    Weil McLain

    MSRP: $505.10
    Now: $390.30
    Weil McLain 382-200-345 BlowerMotorReplacementKit   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $505.10
    Now: $390.30
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    MSRP: $505.10
    Now: $390.30
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    Weil McLain 511-330-090 IGNITION MODULE

    Weil McLain

    MSRP: $468.83
    Now: $362.28
    Weil McLain 511-330-090 IGNITION MODULE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $468.83
    Now: $362.28
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    MSRP: $468.83
    Now: $362.28
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    Weil McLain 510-312-312 Draft Inducer Assembly

    Weil McLain

    MSRP: $823.02
    Now: $635.97
    Weil McLain 510-312-312 Draft Inducer Assembly  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $823.02
    Now: $635.97
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    MSRP: $823.02
    Now: $635.97
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    Weil McLain 385-600-099 OBSERVATION PORT ASSEMBLY

    Weil McLain

    MSRP: $341.96
    Now: $264.24
    Weil McLain 385-600-099 OBSERVATION PORT ASSEMBLY  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements...
    MSRP: $341.96
    Now: $264.24
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    MSRP: $341.96
    Now: $264.24
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    Weil McLain 511-330-086 PILOT PROVING MOD.U-T#1003-615

    Weil McLain

    MSRP: $702.22
    Now: $542.63
    Weil McLain 511-330-086 PILOT PROVING MOD.U-T#1003-615   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $702.22
    Now: $542.63
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    MSRP: $702.22
    Now: $542.63
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    Weil McLain 510-312-250 140-240F AUTO Limit Switch

    Weil McLain

    MSRP: $235.80
    Now: $182.21
    Weil McLain 510-312-250 140-240F AUTO Limit Switch  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $235.80
    Now: $182.21
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    MSRP: $235.80
    Now: $182.21
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    Weil McLain 511-330-088 Integrated Boiler Control Board ONLY

    Weil McLain

    MSRP: $331.25
    Now: $255.97
    Weil McLain 511-330-088 Integrated Boiler Control Board ONLY   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $331.25
    Now: $255.97
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    MSRP: $331.25
    Now: $255.97
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    Weil McLain 511-330-097 Ignition Module

    Weil McLain

    MSRP: $291.57
    Now: $225.31
    Weil McLain 511-330-097 Ignition Module  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $291.57
    Now: $225.31
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    MSRP: $291.57
    Now: $225.31
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    Weil McLain 382-200-448 Integrated Boiler Control Kit

    Weil McLain

    MSRP: $569.43
    Now: $440.02
    Weil McLain 382-200-448 Integrated Boiler Control Kit   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $569.43
    Now: $440.02
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    MSRP: $569.43
    Now: $440.02
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    Watts 905189 6" FULL RUBBER KIT 860RP

    Watts

    MSRP: $697.09
    Now: $528.10
    Watts 905189 6" FULL RUBBER KIT 860RP  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $697.09
    Now: $528.10
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    MSRP: $697.09
    Now: $528.10
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    Watts 0887121 SecondChkKit;RK909CK2 3/4-1"

    Watts

    MSRP: $272.04
    Now: $210.21
    Watts 0887121 SecondChkKit;RK909CK2 3/4-1"  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $272.04
    Now: $210.21
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    MSRP: $272.04
    Now: $210.21
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    Watts 0794064 2ND CHK ReprKit LF 909 1.25-2"

    Watts

    MSRP: $527.88
    Now: $407.91
    Watts 0794064 2ND CHK ReprKit LF 909 1.25-2"  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $527.88
    Now: $407.91
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    MSRP: $527.88
    Now: $407.91
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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.