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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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    Honeywell Analytics SPXCDXSRXSS Flammable IR 0-100% XCD SENS

    Honeywell Analytics

    MSRP: $2,045.50
    Now: $1,580.62
    Honeywell Analytics SPXCDXSRXSS Flammable IR 0-100% XCD SENS   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $2,045.50
    Now: $1,580.62
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    MSRP: $2,045.50
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    Vulcain Gas Monitors E3SRMH2 HYDROGEN REMOTE SENSOR

    Honeywell Analytics

    MSRP: $653.35
    Now: $504.86
    Vulcain Gas Monitors E3SRMH2 HYDROGEN REMOTE SENSOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $653.35
    Now: $504.86
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    MSRP: $653.35
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    Honeywell Analytics 301-EM-US3 CONTROLLER,WALL MNT W/OUTPUTS

    Honeywell Analytics

    MSRP: $2,900.88
    Now: $2,241.59
    Honeywell Analytics 301-EM-US3 CONTROLLER,WALL MNT W/OUTPUTS FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $2,900.88
    Now: $2,241.59
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    MSRP: $2,900.88
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    Vulcain Gas Monitors E3H2 HYDROGEN(H2) SENSOR CARTRIDGE

    Honeywell Analytics

    MSRP: $607.88
    Now: $469.72
    Vulcain Gas Monitors E3H2 HYDROGEN(H2) SENSOR CARTRIDGE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $607.88
    Now: $469.72
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    MSRP: $607.88
    Now: $469.72
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    Vulcain Gas Monitors EC-FX-NH3-LR ReplcAmmoniaCell 0-100/250ppm

    Honeywell Analytics

    MSRP: $1,023.23
    Now: $790.68
    Vulcain Gas Monitors EC-FX-NH3-LR ReplcAmmoniaCell 0-100/250ppm  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum...
    MSRP: $1,023.23
    Now: $790.68
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    MSRP: $1,023.23
    Now: $790.68
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    Vulcain Gas Monitors E3SRMM Methane Remote Sensor -4/122F

    Honeywell Analytics

    MSRP: $653.35
    Now: $504.86
    Vulcain Gas Monitors E3SRMM Methane Remote Sensor -4/122F  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $653.35
    Now: $504.86
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    MSRP: $653.35
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    Vulcain Gas Monitors E3M Methane CH4 SensorCartridge

    Honeywell Analytics

    MSRP: $607.88
    Now: $469.72
    Vulcain Gas Monitors E3M Methane CH4 SensorCartridge  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $607.88
    Now: $469.72
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    MSRP: $607.88
    Now: $469.72
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    Vulcain Gas Monitors E3NO2 Nitrogen Dioxide (NO2) Sensor Cartridge

    Honeywell Analytics

    MSRP: $535.11
    Now: $413.50
    Vulcain Gas Monitors E3NO2 NitrogenDioxide(NO2)SensorCart E3 Point Nitrogen Dioxide (NO2) Sensor Cartridge
    MSRP: $535.11
    Now: $413.50
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    MSRP: $535.11
    Now: $413.50
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    Vulcain Gas Monitors E3SRMCO CO Remote Sensor -4/122F

    Honeywell Analytics

    MSRP: $624.54
    Now: $482.60
    Vulcain Gas Monitors E3SRMCO CO Remote Sensor -4/122F  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $624.54
    Now: $482.60
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    MSRP: $624.54
    Now: $482.60
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    Vulcain Gas Monitors E3SRMNO2 NO2 Remote Sensor -4/122F

    Honeywell Analytics

    MSRP: $624.54
    Now: $482.60
    Vulcain Gas Monitors E3SRMNO2 NO2 Remote Sensor -4/122F  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $624.54
    Now: $482.60
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    MSRP: $624.54
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    Vulcain Gas Monitors E3SM ModBusNetworkModule, 24v AC/DC

    Honeywell Analytics

    MSRP: $867.09
    Now: $670.03
    Vulcain Gas Monitors E3SM ModBusNetworkModule, 24v AC/DC   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $867.09
    Now: $670.03
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    MSRP: $867.09
    Now: $670.03
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    Vulcain Gas Monitors E3O2 Oxygen(O2)Sensor Cartridge

    Honeywell Analytics

    MSRP: $535.11
    Now: $413.50
    Vulcain Gas Monitors E3O2 Oxygen(O2)Sensor Cartridge  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $535.11
    Now: $413.50
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    MSRP: $535.11
    Now: $413.50
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    Vulcain Gas Monitors E3SAH E3PointLessSensor4-20ma120vac

    Honeywell Analytics

    MSRP: $1,223.19
    Now: $945.20
    Vulcain Gas Monitors E3SAH E3PointLessSensor4-20ma120vac  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,223.19
    Now: $945.20
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    MSRP: $1,223.19
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    Vulcain Gas Monitors E3SA E3PointLessSensor4-20ma24Vacdc

    Honeywell Analytics

    MSRP: $733.69
    Now: $566.94
    Vulcain Gas Monitors E3SA E3PointLessSensor4-20ma24Vacdc  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $733.69
    Now: $566.94
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    MSRP: $733.69
    Now: $566.94
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    Vulcain Gas Monitors E3SCO CarbonMonoxide(CO)SensorCartrg

    Honeywell Analytics

    MSRP: $325.58
    Now: $251.58
    Vulcain Gas Monitors E3SCO CarbonMonoxide(CO)SensorCartrg   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $325.58
    Now: $251.58
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    MSRP: $325.58
    Now: $251.58
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    Veris Industries PX3DLX01 0-1"wc Duct Display Transducer

    Veris Industries

    MSRP: $215.34
    Now: $166.40
    Veris Industries PX3DLX01 0-1"wc Duct Display Transducer  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $215.34
    Now: $166.40
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    MSRP: $215.34
    Now: $166.40
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    Veris Industries AA01 CALIBRATION KIT

    Veris Industries

    MSRP: $855.16
    Now: $647.85
    Veris Industries AA01 CALIBRATION KIT  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $855.16
    Now: $647.85
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    MSRP: $855.16
    Now: $647.85
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    Veris Industries PX3PXX01 PanelMtDiff#Transducer 0-1"WC

    Veris Industries

    MSRP: $207.64
    Now: $160.45
    Veris Industries PX3PXX01 PanelMtDiff#Transducer 0-1"WC  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $207.64
    Now: $160.45
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    MSRP: $207.64
    Now: $160.45
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    Veris Industries PG09AV Pressure Sensor 0/500# 0-10Vdc

    Veris Industries

    MSRP: $332.26
    Now: $251.71
    Veris Industries PG09AV Pressure Sensor 0/500# 0-10Vdc  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $332.26
    Now: $251.71
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    MSRP: $332.26
    Now: $251.71
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    Veris Industries PG07AM 0/100# SS Gage # Sensor;4/20mA

    Veris Industries

    MSRP: $376.28
    Now: $290.76
    Veris Industries PG07AM 0/100# SS Gage # Sensor;4/20mA  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $376.28
    Now: $290.76
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    MSRP: $376.28
    Now: $290.76
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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.