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0558002188 - ESAB 3-Pole Main Power Switch 70A 600V

Packaging: pack of 1
$398.46/EA $238.73/pack of 1 only $238.73/EASave 40%

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OVERVIEW

Get Your Machine Back Up and Running

There is nothing more frustrating than walking up to your welder or plasma cutter, flipping the switch, and getting... nothing. Or perhaps you've noticed the switch feels 'mushy,' gets stuck, or makes a crackling sound. These are classic signs of a failing main power switch. The ESAB 0558002188 is the genuine replacement part you need to fix these issues and get back to work safely. Don't risk your expensive equipment or your safety by trying to bypass a broken switch or using an undersized generic part.

Why Choose OEM?
This isn't just a piece of plastic; it's the gatekeeper for the high-voltage power entering your machine. This switch is rated for a massive 70 Amps at 600 Volts. It handles the surge of power every time you start up. Designed specifically for ESAB equipment, it fits perfectly into the existing mounting holes and connects securely to your machine's wiring harness without the need for sketchy modifications. It is a 3-pole switch, meaning it cuts power to all three hot lines at once, which is a critical safety feature for 3-phase industrial shops.

Installation Notes
Replacing a main power switch involves working with the input power lines. Always ensure the machine is completely unplugged and locked out/tagged out at the breaker box before opening the case. If you aren't comfortable working with high-voltage internal wiring, we recommend having a qualified electrician or machine repair technician handle the swap. Once installed, this robust switch will provide years of reliable, crisp on/off action.

Additional Information
Brand:ESAB
Amperage:70 A
Voltage:600 V
Poles:3
Part Type:Power Switch
Phase:3-Phase
Packaging Description:pack of 1

INCLUDED

  • 1 x Power Switch (3P, 70A, 600V)

APPLICATIONS

  • Main power disconnect for ESAB welding machines
  • Input switch for industrial plasma cutters
  • Replacement for damaged or fused rotary switches
  • 3-Phase equipment power isolation

FAQ

This switch is rated for 70 Amps.

It is rated for up to 600 Volts.

Yes, it is a 3-pole switch, which is standard for controlling 3-phase power.

This part fits specific ESAB models. Please check your machine's parts manual or contact us with your serial number to confirm compatibility.

While a 3-pole switch can technically switch single-phase power (using only 2 poles), you must verify the machine's original part number to ensure physical fitment.

Yes, a loose or 'mushy' switch often indicates internal mechanical failure or contact wear, which can lead to arcing and fire hazards.

Typically, this SKU refers to the switch body block. The knob or handle is often sold separately or reused, depending on the specific machine assembly.

Yes, this is a genuine ESAB replacement part.