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Arccaptain MIG205 Pro 6-in-1 Multi-Process MIG Welder

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Original price $799.99
Original price $799.99 - Original price $799.99
Original price $799.99
Current price $499.99
$499.99 - $499.99
Current price $499.99
6-in-1 Multi-Process | 205A | SYN Synergic + App Control

Arccaptain MIG205 Pro: The Upgraded 6-in-1 Workhorse With SYN Control and a 40W Feeder

The Arccaptain MIG205 Pro is the upgraded workhorse in the lineup, built for welders who want professional results without a professional learning curve. It runs six processes from one machine: Gas MIG, Gasless Flux-Core MIG, MMA Stick, Lift TIG, Spot Welding, and Spool Gun aluminum welding. From weekend garage projects to full-time fabrication, it is your shop partner.

SYN synergic technology matches wire feed speed and current automatically once you pick your wire and material, so you can start MIG welding in three steps. Under the hood, an upgraded MCU chip and a powerful 40W wire feeder deliver 35 percent better arc stability and 45 percent faster arc starts than the MIG200, and dual voltage with the included adapter means it runs anywhere.

Arccaptain MIG205 Pro 6-in-1 Multi-Process MIG Welder
2-Year ARCCAPTAIN Warranty
Lowest Price Guarantee
Genuine ARCCAPTAIN Product
Ships From US Warehouse
0% APR Financing via Affirm
Talk to a Human: 847-971-5099

Why the MIG205 Pro

Six Processes in One

Gas MIG, flux-core MIG, MMA stick, lift TIG, spot welding and spool gun aluminum, so one machine covers the whole bench.

SYN Synergic Control

Pick your wire and material and the machine auto-sets current and wire speed. You can be MIG welding in three steps.

40W Feeder, Upgraded MCU Chip

The 40W wire feeder and upgraded control chip deliver smoother, more consistent feeding, with 35 percent better arc stability and 45 percent faster arc starts than the MIG200.

App Control With Saved Programs

Adjust settings remotely from your phone and save your favorite programs for instant recall on repeat jobs.

2T/4T Trigger and Burn-Back Control

Pro controls for cleaner, more comfortable welding, including burn-back adjustment for tidy wire ends between welds.

205A, Dual Voltage, Fully Protected

Up to 205 amps at a 60 percent duty cycle on 120V or 240V, with overcurrent, overvoltage, overload and overheating protection.


What's Included

In the Box

  • MIG205 Pro welder
  • 10 ft MIG torch
  • Electrode holder (10 ft)
  • Ground clamp (10 ft)
  • 240V-to-120V adapter
  • Gas hose (10 ft)
  • Teflon aluminum liner
  • Contact tips
  • Wire feed rollers
  • Nozzle
  • Gas diffuser
  • Wrench
  • .035 in MIG wire (2 lb)
  • CO2 gas regulator
  • Protection cover

Arccaptain MIG205 Pro 6-in-1 Multi-Process MIG Welder

Figures below are from Arccaptain's published specifications for this model.

Welding Processes 6-in-1 (Gas MIG, Flux-Core MIG, MMA Stick, Lift TIG, Spot, Spool Gun)
Input Voltage Dual 120V / 240V
Rated Input Power 5.9 KVA (120V) / 8 KVA (240V)
MIG Current Range 30 to 140A (120V) / 30 to 205A (240V)
TIG / MMA Current Range 20 to 140A (120V) / 20 to 205A (240V)
Wire Feed Speed Up to 630 in/min (40W feeder)
Duty Cycle 60%
Wire Sizes 0.023 / 0.030 / 0.035 / 0.040 in; aluminum 0.035 / 0.045 in
Material Thickness 1/32 in to 3/8 in
Enclosure Class IP21S
Standard ANSI / NEMA / IEC 60974-1
Weight 20.5 lb
Dimensions 17.3 x 7.9 x 12.7 in
Warranty 2-Year ARCCAPTAIN Manufacturer Warranty

Arccaptain notes that product specifications are subject to change without notice. Call us at 847-971-5099 if a figure here is decisive for your purchase and we will confirm it against the current datasheet.

Documentation & Downloads


2-Year ARCCAPTAIN Warranty

Covered by Arccaptain's 2-year manufacturer warranty against defects in the machine itself.

Lowest Price Guarantee

Find it cheaper elsewhere? Call us before you order and we will take care of you.

Help From People Who Sell These Every Day

Call 847-971-5099. We would rather spend ten minutes helping you pick the right setup than process a return later.

Arccaptain MIG205 Pro 6-in-1 Multi-Process MIG Welder: Frequently Asked Questions

What materials and thicknesses can it weld?
Carbon steel, stainless, alloy steel, copper, cast iron, and aluminum, from 1/32 inch up to 3/8 inch.
Can it weld aluminum?
Yes. It has a dedicated spool gun process for aluminum, and the box includes a Teflon aluminum liner. The spool gun itself is sold separately; Crafting Source carries the Arccaptain 5-Pin Spool Gun made for this machine.
Do I need 240V to run it?
No. It runs on 120V household power at reduced output (up to 140A MIG), or on 240V for the full 205A. A 240V-to-120V adapter is included in the box.
How does SYN control help a beginner?
Instead of dialing in wire speed and current by trial and error, you select your wire and material and the machine sets both automatically, so a good weld is three steps away.
What warranty does it carry?
Arccaptain's 2-year manufacturer warranty.