Skip to Main Content
Canadian
Canadian owned and operated

Miller 256582 Toroidal Control Transformer 575V 1456VA

$5,057.98/ea $3,561.60/1 per ea only $3,561.60/eaSave 30%

Usually ships within 3-5 business days

OVERVIEW

Genuine Miller Replacement Transformer for 575V Systems

Keep your industrial welding equipment operating at peak performance with the Miller 256582 Control Toroidal Transformer. This specialized component is a genuine replacement part manufactured by Miller Electric, designed specifically for welding machines that utilize a 575 VAC primary input. In the world of industrial welding, the control transformer plays a vital role, stepping down high input voltages to safer, usable levels for the machine's internal electronics, contactors, and control circuits. A failure in this component can bring production to a halt, making a high-quality, direct-fit replacement essential for minimizing downtime.

The Miller 256582 features a robust toroidal construction. Toroidal transformers are preferred in high-end electronics and industrial machinery due to their efficiency and low noise characteristics. The core shape minimizes stray magnetic fields, which helps prevent interference with the sensitive microprocessors often found in modern inverter-based or advanced thyristor-controlled welders. Rated at 1456 VA and 60 Hz, this transformer delivers consistent and reliable power delivery, ensuring that your welder's control systems function correctly even under fluctuating load conditions.

Installing OEM parts like the Miller 256582 is critical for maintaining the safety certification and warranty status of your equipment. Aftermarket transformers may not possess the same insulation classes or thermal properties, potentially leading to premature failure or safety hazards. This unit is built to withstand the thermal cycling and vibration common in industrial environments, providing a long service life. It is specifically configured for 575V electrical services, which are common in Canadian industrial facilities and heavy manufacturing plants.

Before ordering, we strongly recommend cross-referencing your welder's serial number or consulting the parts breakdown in your owner's manual. This ensures that the 256582 is the exact match for your power source's voltage configuration. Trust in genuine Miller parts to maintain the integrity and reliability of your welding operations.

Additional Information
Brand:Miller
Packaging Description:1-per-ea
Product Type:Control Transformer
Transformer Design:Toroidal
Primary Voltage:575 VAC
Power Rating:1456 VA
Frequency:60 Hz

INCLUDED

  • 1 x Miller 256582 Control Toroidal Transformer

APPLICATIONS

  • Replacement of failed control transformers in Miller industrial welding power sources.
  • Repair of welding machines operating on 575 VAC input power.
  • Maintenance of internal power distribution for welder control circuits.
  • Restoring functionality to equipment with voltage regulation issues.

FAQ

The primary voltage rating for this transformer is 575 VAC.

This control transformer is rated for 1456 VA.

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

Toroidal refers to the doughnut-shaped core of the transformer, which offers better efficiency and lower electromagnetic interference compared to standard square transformers.

No, this specific part number is designed for 575 VAC input. Using it on incorrect voltage can damage the machine or the part.

You should check your welder's owner's manual or parts list for part number 256582, or verify using your machine's serial number.

This transformer is rated for 60 Hz operation.

It steps down the high input voltage (575V) to lower voltages needed to power the welder's internal control circuits.