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830845-001 - Thermal Arc Fabricator 210/251 Replacement 4-Pole Switch 830845-001

Packaging: pack of 1
$145.89/EA $107.41/pack of 1 only $107.41/EASave 26%

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OVERVIEW

Genuine Thermal Arc Replacement Switch for Fabricator Series

Maintain the operational integrity of your industrial welding equipment with the Thermal Arc 830845-001 4-Pole Switch. This component is a genuine OEM replacement part specifically engineered for the Thermal Arc Fabricator 210 and Fabricator 251 MIG welding machines. In the demanding environment of industrial fabrication, internal electrical components like switches are subject to mechanical wear and electrical arcing over time. A failing switch can lead to inconsistent arc performance, inability to select proper voltage settings, or complete machine failure. By choosing this authentic Thermal Arc part, you ensure that your equipment remains compliant with original factory specifications and safety standards.

The 830845-001 features a robust 4-pole design, critical for managing the multi-phase power distribution or complex control circuits found in the Fabricator series. Unlike generic aftermarket switches that may not match the amperage rating or physical footprint of the original, this unit drops directly into the existing chassis mounting points. This ensures a hassle-free installation process for maintenance personnel and minimizes downtime in your production line. The switch is constructed with high-quality contact materials designed to resist oxidation and pitting, extending the service life of the repair.

At Josef Gas, we understand that reliable equipment is the backbone of your business. We supply only high-quality, genuine replacement parts to ensure your welding fleet operates at peak efficiency. Whether you are troubleshooting a voltage selection issue or replacing a physically broken knob shaft, this 4-pole switch is the exact component required to restore your Fabricator 210 or 251 to full working order. Trust in OEM parts to protect your investment and ensure the longevity of your welding power sources.

Key Technical Benefits

Using the correct replacement switch is vital for electrical safety. The 4-pole configuration ensures that all necessary circuit paths are engaged simultaneously and correctly, preventing phase imbalance or short circuits that could damage the welder's transformer or rectifier assembly. This part is rigorously tested by the manufacturer to handle the thermal and electrical loads characteristic of heavy-duty MIG welding operations.

Additional Information
Packaging Description:1 Per Ea, pack of 1
Product Type:Replacement Switch
Compatible Models:Fabricator 210, Fabricator 251
Switch Type:4-Pole
Part Number:830845-001
----- new values below ----
Compatible Models:Fabricator 210, Fabricator 251
Switch Type:4-Pole
Part Number:830845-001
Brand:Thermal Arc
Packaging Description:1 Per Ea
Product Type:Replacement Switch

INCLUDED

  • 1 x Thermal Arc 4-Pole Switch (830845-001)

APPLICATIONS

  • Replacement of voltage/selector switch in Thermal Arc Fabricator 210 MIG Welders
  • Replacement of voltage/selector switch in Thermal Arc Fabricator 251 MIG Welders
  • Repair of intermittent power issues caused by worn switch contacts
  • Restoration of older Thermal Arc/ESAB MIG equipment

FAQ

This switch is specifically designed for the Thermal Arc Fabricator 210 and Fabricator 251 MIG welding machines.

Yes, this is a genuine OEM replacement part manufactured for Thermal Arc (now part of ESAB) equipment.

Symptoms often include intermittent power, the machine failing to turn on, "dead spots" when selecting voltage ranges, or a loose/broken physical knob shaft.

Typically, this part number refers to the switch block assembly itself. You usually need to reuse your existing knob or purchase one separately if it is missing.

No, the Fabricator 181i is a different inverter-based machine. This switch is for the transformer-based Fabricator 210 and 251 models. Always check your parts manual.

Replacing the switch involves opening the machine case and working with internal wiring. Due to the risk of high voltage stored in capacitors, installation by a qualified technician is recommended.

A 4-pole switch controls four separate electrical circuits simultaneously. In welders, this is often used to switch multiple transformer taps or power phases at once.

Most of these switches use screw terminals or spade connectors, but you should verify the connection type on your specific machine's wiring harness before installation.