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258418 - Miller 258418 Control Circuit Board for Bobcat 250 Diesel

Packaging: 1 PER EA

Sorry, product has been discontinued by the vendor.

OVERVIEW

Get Your Bobcat 250 Diesel Back to Work

When your Miller Bobcat 250 Diesel goes down, your entire operation can grind to a halt. If you are experiencing issues like a sudden loss of welding arc, no power at the generator outlets, or erratic engine idling behavior, the culprit is often the main control circuit board. The Miller 258418 is the genuine replacement board you need to fix these issues and get your machine back to making money.

Engine-driven welders take a beating. They vibrate, they get hot, and they sit out in the rain and dust. Over time, even the toughest electronics can fail. This OEM replacement board is built to withstand that abuse, ensuring that your repair lasts. Because it is a genuine Miller part, you don't have to worry about compatibility issues or modifying connectors. It is designed to fit perfectly into the control panel of your Bobcat 250 Diesel, connecting directly to the existing plugs for a straightforward repair.

Why risk your expensive equipment with aftermarket or used parts? The control board regulates the power going to your rod or wire, meaning a bad board can result in poor weld quality, sticking electrodes, or excessive spatter. By installing a new 258418 board, you restore the smooth, stable arc that the Bobcat series is famous for. It also ensures your auxiliary power is clean and safe for running grinders, lights, and other job site tools.

Don't let a fried circuit board leave you stranded on a job. Keep your fleet running reliably with the correct parts. This board is specifically calibrated for the diesel version of the Bobcat 250, handling the specific electrical requirements of that power plant. Swap it out, button up the case, and get back to burning rod.

Additional Information
Brand:Miller
Packaging Description:1 Per Ea
Part Type:Circuit Board, Control Assembly
Compatible Machine:Miller Bobcat 250 Diesel
Component Type:Electronic Control Module

INCLUDED

  • 1 x Miller 258418 Circuit Board Assembly
  • 1 x Installation Instructions (if applicable)

APPLICATIONS

  • Repairing Miller Bobcat 250 Diesel engine-driven welders
  • Restoring lost welding output or generator power
  • Fixing erratic idle or engine speed control issues related to board logic
  • Replacing water-damaged or vibration-damaged control modules

FAQ

No, the 258418 is specifically listed for the Bobcat 250 Diesel. Gas models typically use a different control board due to different engine governor and ignition requirements.

Common symptoms include total loss of weld output, loss of auxiliary power at the outlets, or the machine failing to idle up when a load is applied.

OEM Miller parts often come with a diagram or basic instruction sheet, but it is recommended to consult the technical service manual for your specific serial number to ensure proper installation procedures.

Yes, this is a genuine Miller OEM part, ensuring the highest quality and perfect compatibility with your machine.

While some specialized electronics shops can repair circuit boards, it is often more reliable and cost-effective in the long run to replace it with a new factory-calibrated unit to ensure reliability in the field.

The control board is typically located behind the front control panel or inside the side access door, mounted to the chassis or a dedicated electronics tray.

Generally, these boards are pre-programmed for the machine's standard operation, but you should always check the service manual for any calibration steps required for your specific serial number range.

It is unlikely. Engine starting issues are usually related to the battery, starter, fuel solenoid, or ignition switch. This board primarily controls output and idle logic after the engine is running.