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Carrier

Carrier

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  • Carrier HH18HA598 TEMP SWITCH

    Carrier

    MSRP: $9.92
    Now: $7.66
    Carrier HH18HA598 TEMP SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $9.92
    Now: $7.66
    Qty in Cart: 0
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    MSRP: $9.92
    Now: $7.66
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  • Carrier HH18HA599 L280F MR Rollout Switch

    Carrier

    MSRP: $15.15
    Now: $11.70
    Carrier HH18HA599 L280F MR Rollout Switch FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $15.15
    Now: $11.70
    Qty in Cart: 0
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    MSRP: $15.15
    Now: $11.70
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  • Carrier HH18HA601 LIMIT SWITCH

    Carrier

    MSRP: $15.38
    Now: $11.88
    Carrier HH18HA601 LIMIT SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $15.38
    Now: $11.88
    Qty in Cart: 0
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    MSRP: $15.38
    Now: $11.88
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  • Carrier HH18HA612 LIMIT SWITCH

    Carrier

    MSRP: $24.27
    Now: $18.76
    Carrier HH18HA612 LIMIT SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $24.27
    Now: $18.76
    Qty in Cart: 0
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    MSRP: $24.27
    Now: $18.76
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  • Carrier HH18HB016 FREEZE THERMOSTAT

    Carrier

    MSRP: $30.23
    Now: $23.36
    Carrier HH18HB016 FREEZE THERMOSTAT FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $30.23
    Now: $23.36
    Qty in Cart: 0
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    MSRP: $30.23
    Now: $23.36
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    Carrier HH18HB031 Freeze Thermostat SPST 30 Degree Open, 45 Degree Close

    Carrier

    MSRP: $60.22
    Now: $46.54
    Carrier HH18HB031 Freeze Thermostat SPST 30 Degree Open 45 Degree Close FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by...
    MSRP: $60.22
    Now: $46.54
    Qty in Cart: 0
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    MSRP: $60.22
    Now: $46.54
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    Carrier HH18HB052 Defrost Thermostat

    Carrier

    MSRP: $22.37
    Now: $16.95
    Defrost Thermostat   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $22.37
    Now: $16.95
    Qty in Cart: 0
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    MSRP: $22.37
    Now: $16.95
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    Carrier HH18HC065 Defrost Thermostat

    Carrier

    MSRP: $334.31
    Now: $253.26
    Defrost Thermostat   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $334.31
    Now: $253.26
    Qty in Cart: 0
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    MSRP: $334.31
    Now: $253.26
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  • Carrier HH18HC069 DEFROST TEMP SWITCH

    Carrier

    MSRP: $213.54
    Now: $165.01
    Carrier HH18HC069 DEFROST TEMP SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum Order...
    MSRP: $213.54
    Now: $165.01
    Qty in Cart: 0
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    MSRP: $213.54
    Now: $165.01
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    Carrier HH18HC196 195F M/R SPST Rollout Switch

    Carrier

    MSRP: $61.33
    Now: $47.39
    195F M/R SPST Rollout Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $61.33
    Now: $47.39
    Qty in Cart: 0
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    MSRP: $61.33
    Now: $47.39
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    Carrier HH18HC350 350F SPDT Rollout Switch

    Carrier

    MSRP: $117.00
    Now: $90.41
    350F SPDT Rollout Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $117.00
    Now: $90.41
    Qty in Cart: 0
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    MSRP: $117.00
    Now: $90.41
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    Carrier HH18HH130 Limit Switch

    Carrier

    MSRP: $22.42
    Now: $16.99
    Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $22.42
    Now: $16.99
    Qty in Cart: 0
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    MSRP: $22.42
    Now: $16.99
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    Carrier HH18HV100 90-100F Auto Limit Switch

    Carrier

    MSRP: $196.99
    Now: $149.24
    90-100F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $196.99
    Now: $149.24
    Qty in Cart: 0
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    MSRP: $196.99
    Now: $149.24
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    Carrier HH18HV110 90-110F Auto Limit Switch

    Carrier

    MSRP: $140.43
    Now: $106.39
    90-110F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $140.43
    Now: $106.39
    Qty in Cart: 0
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    MSRP: $140.43
    Now: $106.39
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    Carrier HH18HV120 90-120F Auto Limit Switch

    Carrier

    MSRP: $78.36
    Now: $60.55
    90-120F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $78.36
    Now: $60.55
    Qty in Cart: 0
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    MSRP: $78.36
    Now: $60.55
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  • Furnace part souls images

    Carrier HH18HV125 95-125F Auto Limit Switch

    Carrier

    MSRP: $84.64
    Now: $65.41
    95-125F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $84.64
    Now: $65.41
    Qty in Cart: 0
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    MSRP: $84.64
    Now: $65.41
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  • Furnace part souls images

    Carrier HH18HV131 130-30F Auto Limit Switch

    Carrier

    MSRP: $72.67
    Now: $56.15
    130-30F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $72.67
    Now: $56.15
    Qty in Cart: 0
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    MSRP: $72.67
    Now: $56.15
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    Carrier HH18HV135 110-135F Auto Limit Switch

    Carrier

    MSRP: $154.87
    Now: $119.67
    110-135F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $154.87
    Now: $119.67
    Qty in Cart: 0
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    MSRP: $154.87
    Now: $119.67
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    Carrier HH18HV140 110-140F Auto Limti Switch

    Carrier

    MSRP: $87.30
    Now: $67.46
    Carrier HH18HV140  110-140F Auto Limti Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum...
    MSRP: $87.30
    Now: $67.46
    Qty in Cart: 0
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    Price:
    MSRP: $87.30
    Now: $67.46
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    Carrier HH18HV145 115-145F Auto Limit Switch

    Carrier

    MSRP: $73.36
    Now: $55.58
    115-145F Auto Limit Switch   FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order Requirements
    MSRP: $73.36
    Now: $55.58
    Qty in Cart: 0
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    MSRP: $73.36
    Now: $55.58
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Adding your products to cart

Carrier Furnace & HVAC Replacement Parts

Carrier is a leading HVAC brand with a long-standing reputation for reliable heating and cooling systems. When a Carrier unit requires service, sourcing the correct OEM replacement parts—such as blower motors, ignition modules, flame sensors, control boards, gas valves, and limit switches—is vital for restoring performance and maintaining safety.

Maintenance & Repair Focus

Maintenance of a Carrier system often involves replacing wear-items and diagnostic parts. Typical replacement part categories include:

  • Ignitors & Flame Sensors – For safe burner ignition and flame detection.
  • Blower Motors & Capacitors – To restore proper airflow and system efficiency.
  • Gas Valves & Pressure Switches – To ensure correct fuel delivery and combustion safety.
  • Control Boards & Limit Switches – To maintain proper operation of sequence logic and safety limits.
  • Wiring Harnesses & Filters – Supporting reliable connectivity and airflow integrity.

Why OEM Carrier Parts Matter

Using genuine Carrier replacement parts ensures:

  • Exact fit for your model and serial number.
  • Maintained efficiency and safety ratings consistent with factory standards.
  • Compatibility with control logic and system design.

Carrier itself states that “Factory Authorized Parts … preserve the original efficiency of the system.” By selecting OEM or approved equivalent parts, you avoid common pitfalls of mismatched replacements that may degrade performance or invalidate warranty conditions.

How to Select the Correct Part

Before ordering, verify:

  • The model number and serial number of your Carrier unit.
  • The part number or description of the failing or service component.
  • Whether your system is residential or commercial, as system design may differ significantly.

Tools such as Carrier’s official parts diagrams and OEM lookup references can help ensure you identify the right component. Once you have accurate details, sourcing an exact match will reduce downtime and maintain full system function.

FAQs

How do I find the right OEM part for my Carrier system?

Locate the model and serial number on your unit’s rating plate, then match that to the part number in Carrier’s OEM parts list or diagrams.

Why should I use Carrier-branded replacement parts rather than generic equivalents?

Carrier-branded (or Factory Authorized) parts are engineered to the original specifications, ensuring proper fit, performance, and longevity.

What are the most commonly replaced parts in Carrier furnaces?

Commonly replaced parts include ignitors, flame sensors, blower motors, control boards, and gas valves—typically due to wear or age.

Can I service a Carrier commercial unit the same as a residential unit?

The same principles apply—correct part selection, model verification, and maintenance best practices—but commercial systems often use higher-capacity components and may require specialized service procedures.

Does replacing a part with an OEM Carrier component improve efficiency?

Yes. A correct, functioning OEM replacement part helps your system operate at its designed efficiency, prevents unnecessary cycling or faults, and maintains original performance.

For more information, visit Furnace Part Source or explore Carrier’s official resources for part identification and system support. You can also consult Carrier part diagrams and Repair Clinic for additional guidance.