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W7004962 - Fabricator 181i Replacement Power Board W7004962

Packaging: pack of 1
$2,437.65/EA $1,460.49/pack of 1 only $1,460.49/EASave 40%

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OVERVIEW

Get Your Fabricator 181i Back in the Game

Is your trusted Fabricator 181i sitting in the corner collecting dust because of a fried circuit board? The W7004962 Power PCB is the genuine replacement part you need to bring your welder back to life. The Fabricator 181i is known for its versatility and portability, but like all inverter machines, the electronics are the brain and muscle behind the arc. If the power board goes down, your welding stops. This replacement board is the exact match for your machine, ensuring you don't have to guess about compatibility or performance.

We know that downtime costs money. That's why we supply genuine replacement parts like the W7004962. This isn't a generic "universal" board; it is the specific power module manufactured for the Fabricator 181i platform (often found under the Tweco, Thermal Arc, or ESAB names). It controls the power output that gives you those smooth starts and stable puddles you're used to. If your machine has stopped outputting power, or if a technician has diagnosed a main board failure, this is the direct swap you need to fix the issue.

Don't risk your welder's performance with questionable aftermarket electronics. This OEM board ensures that your wire feed speed tracking, voltage control, and inductance settings all work exactly as they did when the machine was new. It connects directly to your existing wiring harness and mounts perfectly inside the case. Whether you are a hobbyist who relies on the 181i for weekend projects or a shop using it for light fabrication, this replacement Power PCB is the key to protecting your investment and getting back to laying beads. Keep your gear running strong with the right parts.

Additional Information
Brand:ESAB, Tweco, Thermal Arc
Packaging Description:1 Per Ea
Compatible Model:Fabricator 181i
Part Type:Power PCB, Printed Circuit Board
Component Class:Inverter Power Module

INCLUDED

  • 1 x W7004962 Power PCB Board
  • Anti-static packaging

APPLICATIONS

  • Repair of Fabricator 181i welding machines
  • Replacement of failed main power inverter boards
  • Restoration of welding output in damaged units
  • Maintenance of Tweco/Thermal Arc 3-in-1 systems

FAQ

This Power PCB is specifically designed for the Fabricator 181i multi-process welder, commonly branded under Tweco, Thermal Arc, or ESAB.

Yes, this is a genuine OEM replacement part manufactured by ESAB (the parent company of Tweco and Thermal Arc), ensuring exact fit and function.

Common symptoms include a complete lack of welding output, the machine failing to turn on despite having input power, or error indicators related to the inverter system.

Installation involves working with high-voltage internal components. It is highly recommended that a qualified welding equipment repair technician perform the installation to ensure safety and proper calibration.

While it interacts with the control systems, this is primarily the Power PCB responsible for the main inverter power conversion. Control logic may be handled by a separate control board, though they work in unison.

Typically, OEM repair parts like this PCB are supplied as the component only, intended for professional service technicians who have access to the service manual.

No, this specific SKU (W7004962) is listed for the Fabricator 181i. Larger machines usually have different power requirements and board layouts.