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Mig Pak 140MP™ Multiprocess Welder


Top Features

  • A multi-process welder that supports Mig/Flux wire and stick out of the box, with further spool gun and TIG welding processes possible with optional accessories
  • Lightweight and portable
  • Upgradable spool gun accessory for aluminum wire welding
  • Upgradable accessories for TIG welding
  • Available in Canada Only!

Input Power

  • 120/1/60


MIG, Flux-Cored, Stick, DCTIG, Aluminum with a Spool Gun



Input ModeInput Polarity
Input HertzInput Phase
Where To Buy

Equipment Details


This Lincoln Electric Mig Pak 140MP™ lightweight and portable welder connects to 120 volt power and is an excellent choice for MIG, STICK, Spool Gun, Flux-Cored, or TIG welding. The intuitive user interface, easy setup, and full list of accessories permits welding in no-time.


Benefits for each process:


  • Wide 30-140 amp welding output for MIG, FCAW and Spool Gun (sold separately) allows for welding on 24 to 5/16 material.
  • Durable cast aluminum gear box delivers added torque and quiet operation, and brass-to-brass gun connection enhances conductivity.
  • Smooth arc starts and a forgiving arc makes dialing in your application easy.



  • The wide 10-120 amp range permits welding on thin and thick steel and stainless.
  • Weld with or without a foot pedal (sold separately) the machine will automatically detect if connected.
  • Easy arc starts and optional patent pending TIG torch assembly (sold separately) eliminates the need for a manually controlled gas valve.



  • Smooth arc starts prevent sticking.
  • Heavy duty electrode holder and cable included.
  • Great for repair.



  • K2275-3 Welding Cart
  • KH495 Small Canvas Cover
  • K4360-1 Magnum PRO 100 SG Spool Gun (MIG PAK 140 MP Specific)
  • K1782-16 PTA 9 TIG Torch Assembly
  • K4361-1 Foot Amptrol (MIG PAK 140 MP Specific)
  • KH831 0.025 in. contact tips pak
  • KH832 0.030 in. contact tips pak
  • KH833 0.035 in. contact tips pak
  • KH835 Replacement Nozzle for MIG
  • KH836 Replacement Gasless Nozzle





Input Power
  • 120/1/60
Rated Output
  • 95A/18.75V @ 60% MIG
  • 115A/14.6V @ 60% TIG
  • 80A/23.2V @ 60% Stick
Input Current
  • 20A
Output Range
  • 30-140A MIG
  • 25-90A Stick
  • 10-120A TIG
  • 40-500 WFS (1.3-12.7 m/min)
Solid Wire Size Range
  • .025-.035 in.
Cored Wire Size Range
  • .030-.035 in.
Wire Feed Speed Range
  • 40-500 ipm (1.3-12.7 m/min)
Dimensions (H x W x D) 13.6 in x 8.9 in x 18.1 in (345 mm x 224 mm x 460 mm)
Net Weight 35.00 (15.88 kg)
  • Magnum® PRO 100L gun and 10 ft. (3.0 m) cable assembly with brass connection and 8-pin trigger connector (K530-7).
  • .025 in. (0.6 mm) tapered contact tips (Qty 3) (KH83)
  • .035 in. (0.9 mm) tapered contact tips (Qty. 3) (KH831)
  • Gasless nozzle for Innershield® welding (KH836)
  • Gas nozzle for MIG welding (KH835)
  • Spindle adapter for 8 in. (203 mm) diameter spools (KH720)
  • .025 - .035 in. (0.6 - 0.9 mm) wire diameter dual track drive roll for MIG and flux-cored welding (KP2948-1)
  • Shielding Gas Apparatus:
    • Harris® 3000290 Gas Regulator (S25805) and 52 in. (1.3 m) hose (S19303) for use with Ar/ CO2 blend gases. For use with CO2 shielding gas, order a Lincoln Electric S19298 CO2 shielding gas bottle adapter.
  • Welding Wire:
    • Sample spool of .025 in. (0.6 mm) diameter SuperArc® L-56® premium MIG wire Sample) spool of .035 in. (0.9 mm) diameter Innershield® NR®-211-MP flux cored wire.
  • Other:
    • Work clamp and 10 ft. (3.0 m) cable Instruction manual Quick Start guide Electrode holder with 10 ft. cable for stick welding