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030060 - Miller Wirewound Adjustable Power Resistor 375W 20 Ohm

Packaging: 1 PER EA
$505.34/EA $355.84/1 PER EA only $355.84/EASave 30%

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OVERVIEW

Restore Your Welder's Performance with Miller OEM Parts

Keep your Miller welding machine running at peak performance with the Miller 030060 Resistor. This heavy-duty, wirewound adjustable resistor is a direct replacement for the original component found in various Miller power sources. Rated for a massive 375 Watts and providing 20 Ohms of resistance, this part is built to handle the heat and electrical demand of professional welding operations. Don't let a burnt-out resistor stop your production; rely on genuine Miller parts for a repair that lasts.

Why Choose Genuine Miller Parts?
Welding machines operate in harsh environments where dust, heat, and vibration are constant. Internal components like power resistors are subjected to rapid thermal cycling every time an arc is struck. The Miller 030060 is engineered specifically to survive these conditions. Unlike generic electronic components that might fit physically but fail electrically under load, this OEM resistor ensures that your machine's calibration remains accurate and its safety systems function as intended. The adjustable design allows for precise integration into your machine's control or power circuit, ensuring the output characteristics match factory specifications.

Installation and Compatibility
This resistor is compatible with specific Miller serial numbers. Because electrical components vary significantly between different models and even different years of the same model, it is crucial to verify fitment using your machine's serial number before ordering. Replacing a high-wattage resistor is a straightforward repair for qualified technicians, often resolving issues related to power regulation or auxiliary circuit failures. Ensure your shop stays productive by choosing the part designed by the engineers who built your welder.

Features at a Glance:

  • Robust Design: Wirewound construction for maximum durability.
  • High Capacity: 375W rating handles high energy dissipation.
  • Precision: 20 Ohm resistance for accurate circuit control.
  • OEM Quality: Guaranteed fit and performance for Miller equipment.
Additional Information
Brand:Miller
Packaging Description:1-per-ea
Power Rating:375 W
Resistance:20 Ohm
Resistor Type:Wirewound Adjustable
Part Type:Replacement Component

INCLUDED

  • 1 x Miller Wirewound Adjustable Resistor (375 W, 20 Ohm)

APPLICATIONS

  • Repair of Miller welding power sources
  • Replacement of damaged or open-circuit power resistors
  • Maintenance of industrial welding equipment circuitry
  • Calibration of welding machine power output stages

FAQ

To ensure compatibility, you must check the parts list for your specific machine's serial number. You can find the parts breakdown in your owner's manual or on the Miller Electric website.

Symptoms can vary depending on the circuit, but common signs include a machine that won't power on, specific functions (like fan or wire feed) failing, or visible damage such as burns or cracks on the resistor body.

'WW Adj' stands for Wirewound Adjustable. This indicates the resistor is made of resistive wire wound around a core and has a mechanism (usually a sliding band) to adjust the resistance or tap the voltage.

While it is theoretically possible, it is highly recommended to use the genuine OEM part. Physical dimensions, mounting brackets, and thermal characteristics often differ with generic parts, which can cause installation issues or premature failure.

It is both. The resistor has a resistance value of 20 Ohms and a power dissipation rating of 375 Watts.

Typically, replacement resistors are sold as the component itself. You may need to reuse existing mounting brackets or hardware unless specified otherwise in the packaging.

You can test a resistor using a multimeter set to the Ohms (resistance) setting. Disconnect the resistor from the circuit and measure across the terminals. If it reads infinite (open) or significantly different from 20 Ohms, it likely needs replacement.

Yes, high-power resistors in welding machines often handle significant energy. Using the correct replacement ensures the machine operates safely and prevents damage to other components.
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