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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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    Spirax-Sarco 70868 REBUILD KIT FOR 1/2" #25 MAIN VALVE

    Spirax-Sarco

    MSRP: $1,542.90
    Now: $1,168.86
    Spirax-Sarco 70868 REBUILD KIT FOR 1/2" #25 MAIN VALVE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,542.90
    Now: $1,168.86
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    Spirax-Sarco 66956 MECH REBUILD KIT FOR PPEC

    Spirax-Sarco

    MSRP: $3,159.87
    Now: $2,393.84
    Spirax-Sarco 66956 MECH REBUILD KIT FOR PPEC   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $3,159.87
    Now: $2,393.84
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    MSRP: $3,159.87
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    Spirax-Sarco 66676 1 NPT FTI-75 CI Steam Trap

    Spirax-Sarco

    MSRP: $911.20
    Now: $690.30
    Spirax-Sarco 66676 1 NPT FTI-75 CI Steam Trap  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $911.20
    Now: $690.30
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    MSRP: $911.20
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    Spirax-Sarco 66664 1/2 NPT FTI-15 CI Steam Trap

    Spirax-Sarco

    MSRP: $562.16
    Now: $434.39
    Spirax-Sarco 66664 1/2 NPT FTI-15 CI Steam Trap  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $562.16
    Now: $434.39
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    MSRP: $562.16
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    Spirax-Sarco 66446 REP KT FOR 1/2" TA-125 (NOT RTA-125) & T202

    Spirax-Sarco

    MSRP: $245.95
    Now: $186.33
    Spirax-Sarco 66446 REP KT FOR 1/2" TA-125 (NOT RTA-125) & T202  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum...
    MSRP: $245.95
    Now: $186.33
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    MSRP: $245.95
    Now: $186.33
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    Spirax-Sarco 64147 1/2 NPT B1H-15 CI Steam Trap

    Spirax-Sarco

    MSRP: $333.27
    Now: $252.48
    Spirax-Sarco 64147 1/2 NPT B1H-15 CI Steam Trap  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $333.27
    Now: $252.48
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    MSRP: $333.27
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    Spirax-Sarco 61489 CAST STEEL PRESSURE PILOT BLUE SPRING RANGE 20-100PSIG

    Spirax-Sarco

    MSRP: $3,489.68
    Now: $2,643.70
    Spirax-Sarco 61489 CAST STEEL PRESSURE PILOT BLUE SPRING RANGE 20-100PSIG  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo...
    MSRP: $3,489.68
    Now: $2,643.70
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    MSRP: $3,489.68
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    Spirax-Sarco 61488 PRESSURE PILOT YELLOW 3-30 PSI CAST STEEL

    Spirax-Sarco

    MSRP: $3,728.67
    Now: $2,824.75
    Spirax-Sarco 61488 PRESSURE PILOT YELLOW 3-30 PSI CAST STEEL   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $3,728.67
    Now: $2,824.75
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    MSRP: $3,728.67
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    Spirax-Sarco 6120282 INLET AND EXHAUST VALVE/ SEAT FOR APT14

    Spirax-Sarco

    MSRP: $1,875.51
    Now: $1,420.84
    Spirax-Sarco 6120282 INLET AND EXHAUST VALVE/ SEAT FOR APT14  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,875.51
    Now: $1,420.84
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    MSRP: $1,875.51
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    Spirax-Sarco 60993 2-1/2 ANSI 125 CI CI-125 STRAINER W/20M

    Spirax-Sarco

    MSRP: $704.37
    Now: $533.61
    Spirax-Sarco 60993 2-1/2 ANSI 125 CI CI-125 STRAINER W/20M  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $704.37
    Now: $533.61
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    MSRP: $704.37
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    Spirax-Sarco 59228 2" NPT FTB-30 CI Steam Trap

    Spirax-Sarco

    MSRP: $8,283.78
    Now: $6,275.59
    Spirax-Sarco 59228 2" NPT FTB-30 CI Steam Trap  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $8,283.78
    Now: $6,275.59
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    MSRP: $8,283.78
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    Spirax-Sarco 58452 1-1/4 NPT FT-75 CI Steam Trap

    Spirax-Sarco

    MSRP: $1,350.03
    Now: $1,022.75
    Spirax-Sarco 58452 1-1/4 NPT FT-75 CI Steam Trap   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $1,350.03
    Now: $1,022.75
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    MSRP: $1,350.03
    Now: $1,022.75
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    Spirax-Sarco 58160 FLOAT KIT FOR 2-1/2 FTB125 FTB175 FTB200 FAB75, 2 FTB-30

    Spirax-Sarco

    MSRP: $1,132.02
    Now: $857.59
    Spirax-Sarco 58160 FLOAT KIT FOR 2-1/2 FTB125 FTB175 FTB200 FAB75, 2 FTB-30   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts -...
    MSRP: $1,132.02
    Now: $857.59
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    MSRP: $1,132.02
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    Spirax-Sarco 58133 VALVE MECH KIT FOR FA-75, 1-1/4 & 1-1/2 FT75

    Spirax-Sarco

    MSRP: $1,006.24
    Now: $762.30
    Spirax-Sarco 58133 VALVE MECH KIT FOR FA-75, 1-1/4 & 1-1/2 FT75  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum...
    MSRP: $1,006.24
    Now: $762.30
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    MSRP: $1,006.24
    Now: $762.30
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    Spirax-Sarco 58010 TRANSMISSION TUBING W/FITTINGS FOR 2-1/2 25 MAIN VALVE#

    Spirax-Sarco

    MSRP: $925.17
    Now: $700.89
    Spirax-Sarco 58010 TRANSMISSION TUBING W/FITTINGS FOR 2-1/2 25 MAIN VALVE#  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo...
    MSRP: $925.17
    Now: $700.89
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    MSRP: $925.17
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    Spirax-Sarco 55546 COVER Gasket Kit FOR B4-B4S/B42-B42S

    Spirax-Sarco

    MSRP: $243.03
    Now: $184.11
    Spirax-Sarco 55546 COVER Gasket Kit FOR B4-B4S/B42-B42S  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $243.03
    Now: $184.11
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    MSRP: $243.03
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    Spirax-Sarco 54886 3" FLG ANSI 250 CI MAIN VALVE 25 SERIES

    Spirax-Sarco

    MSRP: $7,729.72
    Now: $5,855.85
    Spirax-Sarco 54886 3" FLG ANSI 250 CI MAIN VALVE 25 SERIES  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $7,729.72
    Now: $5,855.85
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    MSRP: $7,729.72
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    Spirax-Sarco 54663 4 FLG ANSI 125 CI MAIN VALVE 25 SERIES

    Spirax-Sarco

    MSRP: $12,020.27
    Now: $9,288.39
    Spirax-Sarco 54663 4 FLG ANSI 125 CI MAIN VALVE 25 SERIES FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $12,020.27
    Now: $9,288.39
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    MSRP: $12,020.27
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    Spirax-Sarco 53915F BRASS WELL FOR T2 OR T5 PILOT

    Spirax-Sarco

    MSRP: $426.41
    Now: $323.04
    Spirax-Sarco 53915F BRASS WELL FOR T2 OR T5 PILOT  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $426.41
    Now: $323.04
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    MSRP: $426.41
    Now: $323.04
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    Spirax-Sarco 3749081 1-1/4" - 2" SPIRA-TROL PTFE CHEVRON STEM SEAL KIT - C

    Spirax-Sarco

    MSRP: $296.26
    Now: $224.44
    Spirax-Sarco 3749081 1-1/4" - 2" SPIRA-TROL PTFE CHEVRON STEM SEAL KIT - C  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo...
    MSRP: $296.26
    Now: $224.44
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    MSRP: $296.26
    Now: $224.44
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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.