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289055 - Miller 289055 Replacement Dual Muffin Fan 12V DC 180 CFM

Packaging: 1 per ea
$1,027.01/ea

Package Price:

$1,033.87/1 per ea

Usually ships within 3-5 business days

OVERVIEW

Precision Thermal Management for Miller Welding Systems

The Miller 289055 Dual Fan Muffin is a critical OEM replacement component engineered to maintain the thermal stability of your Miller welding power source. In the demanding environment of industrial welding, efficient heat dissipation is paramount to protecting sensitive power electronics and maintaining the machine's rated duty cycle. This assembly features a high-performance dual-fan design that operates at a rapid 14,900 RPM, generating a substantial airflow of 180 CFM (Cubic Feet per Minute). This aggressive cooling capability ensures that heat sinks, rectifiers, and transformers remain within safe operating temperatures, even during extended welding sessions at high amperages.

Utilizing genuine Miller Electric replacement parts is essential for preserving the integrity of your equipment. Generic cooling fans often lack the specific static pressure and airflow characteristics required by the internal architecture of Miller machines. The 289055 is built to exact factory specifications, ensuring that the mounting dimensions, electrical impedance, and connector types match your machine perfectly. This eliminates the risks associated with improper cooling, such as premature component failure, thermal shutdowns, and voided warranties.

Designed for a 12V DC power input, this dual muffin fan is a direct replacement for the original component found in specific Miller models. Its robust construction is intended to withstand the vibration and environmental factors common in fabrication shops and industrial sites. By proactively replacing a failing or noisy fan with this OEM unit, you ensure consistent performance and protect your capital investment from the costly damages of overheating.

Technical Specifications

  • Input Power: 12V DC
  • Rotational Speed: 14,900 RPM
  • Airflow Capacity: 180 CFM
  • Part Type: Dual Muffin Fan Assembly
Additional Information
Packaging Description:1 Per Ea, 1-per-ea
Brand:Miller
Voltage:12V DC
Speed:14900 RPM
Airflow:180 CFM
Product Type:Replacement Fan

INCLUDED

  • 1 x Miller 289055 Dual Fan Assembly

APPLICATIONS

  • Replacement cooling fan for compatible Miller welding power sources.
  • Thermal management for industrial welding equipment.
  • Repair of machines experiencing thermal overload errors.

FAQ

You must verify the part number using your machine's serial number. Consult your parts manual or the manufacturer's website to confirm compatibility before purchasing.

This fan operates on 12V DC.

The fan is rated for 180 CFM (Cubic Feet per Minute).

Yes, this is a genuine OEM Miller Electric replacement part, SKU 289055.

Overheating is often caused by a failed cooling fan, blocked air vents, or exceeding the machine's duty cycle. If the fan is not spinning or spinning slowly, it likely needs replacement.

The fan spins at approximately 14,900 RPM.

Typically, replacement fans include the fan assembly itself. You may need to reuse your existing mounting hardware.

No. Welding machines require fans with specific high static pressure and CFM ratings (like 180 CFM) to cool power components effectively. Standard computer fans usually do not move enough air.