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279222 - Miller 24V DC Wire Feed Motor Assembly with Tachometer

Packaging: 1 PER EA
$2,596.17/EA $1,835.14/1 PER EA only $1,835.14/EASave 29%

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OVERVIEW

Genuine Miller 279222 Motor Gear Assembly

The Miller 279222 is a precision-engineered gear motor assembly designed to restore the functionality of your Miller welding equipment. As a critical component of the wire feed mechanism, this motor is built to the exact specifications required for reliable and consistent wire delivery. Operating at 24V DC, it integrates seamlessly with the control systems of compatible Miller power sources and wire feeders.

This assembly features a 29:1 gear ratio, providing the necessary torque to push welding wire through the liner and gun cable without slippage or hesitation. The output speed of 146 RPM is calibrated for a wide range of wire feed speed settings, allowing for versatility across different welding processes and wire diameters. A key feature of this unit is the integrated tachometer (tach), which sends real-time speed data back to the welder's control board. This feedback loop allows the machine to micro-adjust voltage and current to maintain a constant wire speed, ensuring a stable arc and superior weld quality.

Using genuine OEM parts like the Miller 279222 is essential for maintaining the longevity and performance of your industrial equipment. Aftermarket motors may lack the precise gear ratio or tachometer compatibility needed for modern inverter-based or advanced transformer welding machines. This motor is rated for continuous duty, making it suitable for heavy industrial environments where downtime must be minimized.

Technical Specifications

  • Voltage: 24V DC
  • Speed: 146 RPM
  • Gear Ratio: 29:1
  • Feedback: Tachometer included
  • Duty: Continuous
Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Voltage:24 VDC
Speed:146 RPM
Gear Ratio:29:1
Component Type:Gear Motor Assembly
Features:With Tachometer

INCLUDED

  • 1x Miller 279222 Motor Gear Assembly

APPLICATIONS

  • Replacement wire feed motor for compatible Miller welding machines
  • Repair of industrial wire feeders
  • Maintenance of automated welding systems using Miller components

FAQ

The Miller 279222 is rated for 24V DC operation.

Yes, this assembly comes with the tachometer integrated for speed feedback control.

The gear ratio is 29:1, designed to provide optimal torque for wire feeding.

You should check the parts breakdown in the owner's manual for your specific machine serial number. Look for part number 279222.

Symptoms include inconsistent wire speed, the motor struggling to push wire, or the motor not turning at all despite receiving power.

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

The motor is rated at 146 RPM.

No, using a motor with the wrong gear ratio will result in incorrect wire feed speeds and poor weld performance.