ROSSI 120 Amp 3-in-1 Portable Inverter Welder

Rossi 120 Amp 3-in-1 portable inverter welder
ROSSI MAG120 MK III portable inverter welder.

If you want a compact welder that is easier to carry around the workshop or job site, this ROSSI 120 Amp inverter welder is built to cover a wide range of general welding tasks without the bulk of a larger setup. It is designed for DIY users, repairs, fabrication and auto-body work, with support for gasless wire welding, stick welding and lift-start TIG capability.

Why This Welder Stands Out

This model is aimed at users who want flexibility in a portable machine. The listing highlights gasless MAG, GMAW, FCAW and MMA capability, along with Lift Arc Start for safer starts and reduced welding tip wear near sensitive equipment. Its compact body, carry strap and inverter design make it easier to move around while still offering adjustable current output for a broad range of jobs.

Key Highlights

  • 3-in-1 portable inverter welder design
  • Suitable for gasless MAG, GMAW, FCAW and MMA welding
  • Lift Arc Start feature
  • Adjustable current flow from 20 to 160 amps in the highlights
  • Output current range listed in specifications as 35 to 120 amps
  • IGBT inverter technology for consistent power output and regulation
  • Pure copper toroidal transformer
  • Stable DC inverter current delivery
  • Welds material from 0.5mm to 12mm thickness
  • Industry-standard DIN sockets for broad accessory compatibility
  • Built-in protection against overloading, overheating and static shock
  • Lightweight compact design with carry strap

Specifications

  • Brand: Rossi
  • Model: MAG120 MK III
  • SKU: TOLWDRROCM12
  • Product type: Welder
  • Input voltage: 220V – 240V
  • No-load power: 40W (65 – 70V)
  • Power factor: COS 0.85
  • Output current range: 35 – 120 Amps
  • Protection class: IP21
  • Duty cycle: 40% @ 120A, 60% @ 60A
  • Spool capacity: 1kg
  • Generator recommended: 4.2kW
  • Power plug: 15A
  • Flux-core wire auto-feed: 0.6 – 0.8mm
  • Welding electrodes (rod / stick): 1.6mm – 3.2mm

What’s Included

  • 1 x Rossi MAG-120A MK III Inverter Welder
  • 1 x MAG Torch Wire (Wire Feed)
  • 1 x Electrode Holder Lead
  • 1 x Earth Clamp Lead
  • 1 x Flux Core Wire Spool (0.8mm 0.5KG)
  • 1 x Welding Mask
  • 1 x Wire Brush
  • 1 x Shoulder Strap
  • Note: CO2 and Ar gas regulators, TIG torch and tungsten needles are not included. User manual is accessible online.

Size and Weight

  • Product dimensions: 15 x 32 x 20cm
  • Product weight: 5.2kg
  • Carton dimensions: 32 x 45 x 32cm
  • Carton weight: 9kg

Where It Fits Best

This welder is suited to home workshops, repair work, light fabrication and on-site jobs where portability matters. The product description says it is suitable for fabrication, auto-body work and repairs, and its compact size makes it easier to transport than heavier welding setups.

Current Listing Details

The Mytopia listing currently shows this welder at $179, reduced from $219, with an RRP of $349. The product is marked as in stock.

More Information

Frequently Asked Questions

What welding processes does this machine support?

The listing highlights gasless MAG, GMAW, FCAW and MMA welding, and also refers to Lift Arc Start for TIG-style operation.

What is the output current range?

The specifications list an output current range of 35 to 120 amps.

Does it use a standard household plug?

No. The specifications list a 15A power plug, so you need a suitable outlet.

What wire size does it support?

The listing states flux-core wire auto-feed support for 0.6mm to 0.8mm wire.

What electrode sizes can it use?

The listed stick electrode range is 1.6mm to 3.2mm.

Can it be used with a generator?

The specifications recommend a 4.2kW generator.

What comes in the box?

It includes the welder, MAG torch wire, electrode holder lead, earth clamp lead, 0.8mm flux-core wire spool, welding mask, wire brush and shoulder strap.

Is everything needed for TIG included?

No. The listing notes that the TIG torch and tungsten needles are not included, and gas regulators are not included either.

What warranty is shown on the page?

The page shows a 12 month standard warranty, with optional extended care available.

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