null

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.

  • Product
  • Qty in Cart
  • Quantity
  • Price
  • Subtotal
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors EMBG EmergBreakGlassSwitchFor301EM

    Vulcain Gas Monitors

    MSRP: $330.12
    Now: $250.09
    Vulcain Gas Monitors EMBG EmergBreakGlassSwitchFor301EM  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $330.12
    Now: $250.09
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $330.12
    Now: $250.09
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors 301-EMRP RemotePanelw/3-24vdcOut,4Relay

    Honeywell Analytics

    MSRP: $1,451.13
    Now: $1,121.32
    Vulcain Gas Monitors 301-EMRP RemotePanelw/3-24vdcOut,4Relay  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,451.13
    Now: $1,121.32
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,451.13
    Now: $1,121.32
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors MIDAS-L-O2S O2 Sensor Cartridge

    Honeywell Analytics

    MSRP: $1,482.23
    Now: $1,145.36
    Vulcain Gas Monitors MIDAS-L-O2S O2 Sensor Cartridge  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,482.23
    Now: $1,145.36
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,482.23
    Now: $1,145.36
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors 129570-L3 XprfMethaneSensor (S301D2COMB)

    Honeywell Analytics

    MSRP: $1,340.92
    Now: $1,036.17
    Vulcain Gas Monitors 129570-L3 XprfMethaneSensor (S301D2COMB) Combustible explosion proof sensor - (GAIN 1.0-1.3 / Methane)
    MSRP: $1,340.92
    Now: $1,036.17
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,340.92
    Now: $1,036.17
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors SPLCC1BMXCXNZZ Sensepoint XCL CO Modbus Trns

    Vulcain Gas Monitors

    MSRP: $862.04
    Now: $653.06
    Vulcain Gas Monitors SPLCC1BMXCXNZZ Sensepoint XCL CO Modbus Trns  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum...
    MSRP: $862.04
    Now: $653.06
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $862.04
    Now: $653.06
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors 301-R8 Relay Module w/8 Relays

    Honeywell Analytics

    MSRP: $1,026.25
    Now: $793.01
    Vulcain Gas Monitors 301-R8 Relay Module w/8 Relays  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,026.25
    Now: $793.01
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,026.25
    Now: $793.01
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors SPXCDXSB1SS CO2 Gas Sensor

    Honeywell Analytics

    MSRP: $1,884.43
    Now: $1,456.15
    Vulcain Gas Monitors SPXCDXSB1SS CO2 Gas Sensor   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $1,884.43
    Now: $1,456.15
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,884.43
    Now: $1,456.15
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors S301-IRF-R410A R410A REFRIGERANT GAS SENSOR

    Honeywell Analytics

    MSRP: $3,472.62
    Now: $2,683.39
    Vulcain Gas Monitors S301-IRF-R410A R410A REFRIGERANT GAS SENSOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No...
    MSRP: $3,472.62
    Now: $2,683.39
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3,472.62
    Now: $2,683.39
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors ECLAB SPLASH GUARD NEMA 4 ENCLOSURE

    Honeywell Analytics

    MSRP: $368.36
    Now: $284.64
    Vulcain Gas Monitors ECLAB SPLASH GUARD NEMA 4 ENCLOSURE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $368.36
    Now: $284.64
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $368.36
    Now: $284.64
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors E3H2S HYDROGEN SULFIDE SEN CARTRIDGE

    Honeywell Analytics

    MSRP: $624.54
    Now: $482.60
    Vulcain Gas Monitors E3H2S HYDROGEN SULFIDE SEN CARTRIDGE  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $624.54
    Now: $482.60
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $624.54
    Now: $482.60
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors 420-I DIGITAL CONVERTER ANALOG OUTPT

    Honeywell Analytics

    MSRP: $1,710.79
    Now: $1,321.97
    Vulcain Gas Monitors 420-I DIGITAL CONVERTER ANALOG OUTPT  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $1,710.79
    Now: $1,321.97
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,710.79
    Now: $1,321.97
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors M-502875 0.5 LPM REGULATOR

    Honeywell Analytics

    MSRP: $1,046.48
    Now: $808.64
    Vulcain Gas Monitors M-502875 0.5 LPM REGULATOR  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $1,046.48
    Now: $808.64
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,046.48
    Now: $808.64
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Honeywell Analytics SPXCDULNTXFM SENSEPOINT XCD GAS DETECTOR

    Honeywell Analytics

    MSRP: $2,873.18
    Now: $2,220.18
    Honeywell Analytics SPXCDULNTXFM SENSEPOINT XCD GAS DETECTOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $2,873.18
    Now: $2,220.18
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $2,873.18
    Now: $2,220.18
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors P2WK-P 2-wire horn strobe 12/24 Vdc

    Vulcain Gas Monitors

    MSRP: $294.03
    Now: $222.75
    Vulcain Gas Monitors P2WK-P 2-wire horn strobe 12/24 Vdc  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $294.03
    Now: $222.75
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $294.03
    Now: $222.75
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors M-600400 24 VDC/VAC POWER SUPPLY

    Honeywell Analytics

    MSRP: $764.00
    Now: $590.36
    Vulcain Gas Monitors M-600400 24 VDC/VAC POWER SUPPLY   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order...
    MSRP: $764.00
    Now: $590.36
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $764.00
    Now: $590.36
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors E3P Propane Sensor Cartridge

    Honeywell Analytics

    MSRP: $607.88
    Now: $469.72
    Vulcain Gas Monitors E3P Propane Sensor Cartridge  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements...
    MSRP: $607.88
    Now: $469.72
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $607.88
    Now: $469.72
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors S301-IRF-R22 R22 REFRIGERANT GAS SENSOR

    Honeywell Analytics

    MSRP: $3,346.99
    Now: $2,586.31
    Vulcain Gas Monitors S301-IRF-R22 R22 REFRIGERANT GAS SENSOR   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $3,346.99
    Now: $2,586.31
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $3,346.99
    Now: $2,586.31
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors SPLCC1BAXCXNZZ Sensepoint XCL CO 4-20mA Trnsm

    Honeywell Analytics

    MSRP: $1,080.83
    Now: $835.19
    Vulcain Gas Monitors SPLCC1BAXCXNZZ Sensepoint XCL CO 4-20mA Trnsm   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No...
    MSRP: $1,080.83
    Now: $835.19
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $1,080.83
    Now: $835.19
    Subtotal:
    Add to Cart
  • Furnace part souls images
    Add to Cart
    Quick view

    Vulcain Gas Monitors E3SRMO2 O2 Remote Sensor -4/122F

    Honeywell Analytics

    MSRP: $744.32
    Now: $575.15
    Vulcain Gas Monitors E3SRMO2 O2 Remote Sensor -4/122F  FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order...
    MSRP: $744.32
    Now: $575.15
    Add to Cart Quick view
    Qty in Cart: 0
    Quantity:
    Price:
    MSRP: $744.32
    Now: $575.15
    Subtotal:
    Add to Cart
  • Total: items /

Adding your products to cart

View Cart Continue Shopping

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.