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Genuine OEM Replacement Parts

Genuine MRCOOL Replacement Axial Flow Fan for DIY-12-HP-C-115C25 Outdoor Condenser

Brand Axial Flow Fan
MRCOOL® PART NUMBER 12100105A00127
Regular price $101.97
Sale price $101.97 Regular price $115.83
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✓ Confirmed Fitment

Fits These MRCOOL® Models

  • DIY-12-HP-C-115C25

This part may fit other MRCOOL® models or generations. Always verify your model number before ordering.

!
Compatibility matters. Replacement parts are model-specific. Images may be stock photos, and small visual differences may exist between production batches. Verify your model number, serial number, and existing part before placing an order.
In Stock & Ready to Ship
3 available through our authorized parts inventory network

Not Sure This Is The Correct Part?

Send us your indoor unit model number, serial number, and photos of the existing part before ordering. This helps us verify compatibility and reduce the chance of ordering the wrong replacement part.

Genuine MRCOOL Replacement Axial Flow Fan

For DIY-12-HP-C-115C25 Outdoor Condenser

Restore proper airflow and cooling efficiency to your MRCOOL system with this genuine OEM MRCOOL axial flow fan, specifically engineered for the DIY-12-HP-C-115C25 12K BTU outdoor condenser.

The condenser fan plays a critical role in heat dissipation by pulling air across the condenser coil and expelling heat from the system. A failing or damaged fan can reduce performance, increase operating pressures, strain the compressor, and shorten system lifespan. Replacing it with the correct OEM component ensures proper system balance and reliability.

Designed for Exact Compatibility

  • Compatible Model: DIY-12-HP-C-115C25
  • Application: Outdoor condenser unit
  • Component Type: Axial flow condenser fan
  • OEM MRCOOL Replacement Part

This fan is manufactured to MRCOOL’s exact factory specifications to ensure correct fitment, airflow rating, mounting alignment, and long-term performance.

Why the Condenser Fan Matters

The axial flow fan is responsible for:

  • Moving air across the outdoor condenser coil
  • Removing heat absorbed from indoor air
  • Maintaining proper head pressure
  • Supporting efficient system operation

When airflow is restricted or the fan fails, your mini split system may experience:

  • Reduced cooling capacity
  • Increased compressor strain
  • Higher energy consumption
  • System shutdown due to pressure faults

Replacing the fan with a genuine MRCOOL component restores intended performance and protects your investment.

Built for Outdoor Conditions

This replacement fan is constructed from durable, weather-resistant materials designed to withstand:

  • Temperature fluctuations
  • UV exposure
  • Moisture and outdoor debris
  • Continuous operating cycles

OEM construction ensures balanced operation and minimal vibration inside the condenser cabinet.

⚠ Installation Notice

Professional installation is recommended. Outdoor condenser service should be performed by qualified HVAC technicians familiar with electrical safety and system disassembly procedures.

Always disconnect power before servicing.

Additional Notes

  • Images may be stock photos and may not reflect the exact appearance of the part.
  • Always verify model number compatibility before ordering.
  • This is a genuine MRCOOL replacement component, not aftermarket.

Confirmed Fitment

Known Compatible Models / Series
  • DIY-12-HP-C-115C25
Compatibility Notice This part may fit other MRCOOL® models and generations. Compatibility outside the listed models is not guaranteed without verification.

Part Details

BrandAxial Flow Fan
MRCOOL® Part Number12100105A00127

Common Symptoms

No common symptom information has been added for this part type yet.

Installation Notes

This replacement part should be installed by a qualified technician or a capable installer familiar with mini split service procedures. Always disconnect power before servicing HVAC equipment.

No Q&A content has been added for this replacement part yet.

FAQMRCOOL DIY Direct

Frequently Asked Questions About HVAC & Mini Split Replacement Parts

Quick answers to common questions about sizing, installation, and choosing the right MRCOOL DIY system.

How Do I Know If This Replacement Part Fits My HVAC System?

The best way to verify compatibility is by checking the model number and serial number of your HVAC system before ordering. Many replacement parts can fit multiple models, generations, or product series, while others are designed for specific units only. Model numbers are typically found on the equipment data plate located on the indoor air handler, outdoor condenser, or inside the service panel. If you are unsure, contact our team with your model number and photos of the existing part for compatibility verification.

Where Can I Find My Mini Split Model Number?

Most mini split model numbers can be found on the manufacturer data label attached to the indoor air handler or outdoor condenser. The label typically includes the model number, serial number, electrical specifications, refrigerant type, and manufacturing information. Providing this information helps ensure you receive the correct replacement part for your system.

Are OEM HVAC Replacement Parts Better Than Aftermarket Parts?

OEM (Original Equipment Manufacturer) replacement parts are designed to meet the exact specifications of the original equipment. Using genuine OEM parts helps ensure proper fitment, reliable operation, and long-term system performance. Aftermarket parts may not always meet the same design standards, which can result in compatibility or performance issues.

Can HVAC Replacement Parts Fit Multiple Models or Generations?

Yes. Many HVAC replacement parts are used across multiple models, capacities, and generations of equipment. However, compatibility can vary based on manufacturing revisions, electrical requirements, control board versions, and system design changes. Always verify compatibility before ordering any replacement component.

What Are the Most Commonly Replaced Mini Split Parts?

Some of the most commonly replaced mini split components include blower motors, cross flow fans, control boards, temperature sensors, remote controls, fan bearings, drain pumps, louvers, and communication modules. Replacing worn or failed components can help restore proper heating, cooling, airflow, and system efficiency.

Can I Replace HVAC Parts Myself?

Some replacement parts can be installed by experienced homeowners, while others should be installed by a qualified HVAC technician. Electrical components, refrigerant-related parts, and advanced control systems may require specialized tools, training, or safety procedures. Always follow manufacturer instructions and local codes when servicing HVAC equipment.

What Can Cause A Mini Split To Stop Heating Or Cooling Properly?

Poor heating or cooling performance can be caused by several issues, including failed blower motors, damaged fan assemblies, faulty sensors, defective control boards, airflow restrictions, dirty filters, refrigerant issues, or communication errors between system components. Proper troubleshooting is recommended before replacing any part.

How Can I Verify The Correct Replacement Part Before Ordering?

To verify compatibility, gather your equipment model number, serial number, and clear photos of the existing component. This information allows our team to compare your system with manufacturer specifications and help identify the correct replacement part for your equipment.

Can Replacement HVAC Parts Be Returned?

Return eligibility varies depending on the type of part and its condition. Electrical components, control boards, special-order items, and installed parts may be subject to specific return restrictions. Please review the current return policy before ordering and contact us with any questions regarding part eligibility.

How Long Do Mini Split Components Typically Last?

The lifespan of HVAC components depends on operating conditions, maintenance, installation quality, and environmental factors. Many motors, fans, sensors, and electronic components can provide years of reliable service when properly maintained. Regular cleaning, inspection, and preventive maintenance can help extend the life of your HVAC system and its replacement parts.