Carrier
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- Price
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Carrier HK02ZA404 High Pressure Switch
Carrier
MSRP: $86.82Now: $67.09Carrier HK02ZA404 High Pressure Switch 650/420# FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM...MSRP: $86.82Now: $67.09 -
Carrier HK02ZA408 High Pressure GAS Switch
Carrier
MSRP: $32.62Now: $24.71High Pressure GAS Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order Requirements ...MSRP: $32.62Now: $24.71 -
Carrier HK02ZA413 610-420# PRESSURE SWITCH
Carrier
MSRP: $55.37Now: $42.79Carrier HK02ZA413 610-420# PRESSURE SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum...MSRP: $55.37Now: $42.79 -
Carrier HK02ZA418 448/327# Pressure Switch
Carrier
MSRP: $57.40Now: $44.36Carrier HK02ZA418 448/327# Pressure Switch FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum...MSRP: $57.40Now: $44.36 -
Carrier HK02ZA436 Pressure Switch
Carrier
MSRP: $133.70Now: $103.31Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $133.70Now: $103.31 -
Carrier HK02ZA441 High Pressure Switch
Carrier
MSRP: $115.57Now: $87.55High Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $115.57Now: $87.55 -
Carrier HK02ZA442 Pressure SWT 448#OPN 327#CLS
Carrier
MSRP: $151.83Now: $117.33Pressure SWT 448#OPN 327#CLS FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $151.83Now: $117.33 -
Carrier HK02ZA452 Pressure Switch, OP426 CL320
Carrier
MSRP: $56.53Now: $43.68Pressure Switch, OP426 CL320 FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $56.53Now: $43.68 -
Carrier HK02ZB022 Low Pressure REFRIG Switch
Carrier
MSRP: $66.07Now: $51.05Low Pressure REFRIG Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $66.07Now: $51.05 -
Carrier HK02ZB051 Low Pressure Switch
Carrier
MSRP: $150.50Now: $116.29Carrier HK02ZB051 Low Pressure 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: $150.50Now: $116.29 -
Carrier HK02ZB054 Pressure Switch
Carrier
MSRP: $91.99Now: $71.08Carrier HK02ZB054 Pressure Switch Item is Non Cancelable / Non Returnable FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No...MSRP: $91.99Now: $71.08 -
Carrier HK02ZB056 Low Pressure Switch
Carrier
MSRP: $16.60Now: $12.83Low Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - Everytime No Minimum Order RequirementsMSRP: $16.60Now: $12.83 -
Carrier HK02ZB062 Low Pressure Switch
Carrier
MSRP: $72.09Now: $55.70Low Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $72.09Now: $55.70 -
Carrier HK02ZB063 LowPressureSwitch,22# w/7#Diff
Carrier
MSRP: $74.48Now: $57.55Carrier HK02ZB063 LowPressureSwitch,22# w/7#Diff FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No...MSRP: $74.48Now: $57.55 -
Carrier HK02ZB074 LOW PRESSURE SWITCH
Carrier
MSRP: $54.58Now: $42.18Carrier HK02ZB074 LOW PRESSURE 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: $54.58Now: $42.18 -
Carrier HK02ZB075 95-50# LOW PRESSURE SWITCH
Carrier
MSRP: $51.08Now: $39.47Carrier HK02ZB075 95-50# LOW PRESSURE SWITCH FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM ET No Minimum...MSRP: $51.08Now: $39.47 -
Carrier HK02ZB081 Low Pressure Switch 95-50#
Carrier
MSRP: $46.99Now: $36.31Carrier HK02ZB081 Low Pressure Switch 95-50# FurnacePartSource.com Commitment Always Brand-New Genuine Parts In stock parts ship Same Business Day when ordered by 5PM...MSRP: $46.99Now: $36.31 -
Carrier HK02ZB309 Liquid Vapor Pressure Switch
Carrier
MSRP: $145.17Now: $109.98Liquid Vapor Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $145.17Now: $109.98 -
Carrier HK02ZB421 High Pressure Switch
Carrier
MSRP: $122.66Now: $94.78High Pressure Switch FurnacePartSource.com Commitment Item Typically Ships Within the Same Business Day Brand-New Genuine Parts - EverytimeNo Minimum Order RequirementsMSRP: $122.66Now: $94.78 -
Carrier HK02ZB425 High Pressure Switch
Carrier
MSRP: $104.87Now: $81.04Carrier HK02ZB425 High Pressure 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: $104.87Now: $81.04
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.