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Magnum® PRO 100SG Spool Gun - 8 Pin


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Top Features

  • This spool gun is exclusively for the Mig Pak 140MPTM (K3821-1), the LE31MP® 140 (K3461-1), or the POWER MIG® 140 MP® (K4499-1). It is not interchangeable with other machines or accessories.
  • Ergonomic grip and balanced design
  • Excellent trigger feedback, even through a welding glove
  • No bulky adapter module required
  • Premium Magnum® PRO expendable gun parts improve heat dissipation and extend life



Wire Diameter Range

.030-.035 in. (0.8-0.9 mm)

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Equipment Details


The Magnum® PRO 100SG spool gun is the lowest cost way to add reliable and precise wire feeding performance for soft aluminum wire. It’s easy to set up for occasional and experienced welders on Lincoln Electric compact wire feeder/welders.

  • Premium Magnum® PRO Expendables – Copper Plus™ contact tips and long-life diffusers with Anti-Seize™ threads.
  • Lightweight – at only 3.5 lbs. (1.6 kg).
  • For all aluminum alloys – Recommended wire diameters can be fed with the same drive roll and liner assembly.
  • Ergonomic grip – and balanced design.
  • Full travel mechanical trigger – Excellent feedback even through a welding glove.
  • 10 ft. (3.0 m) gun cable – Gun connector offers fast connections to the welding machine.
  • No expensive gun or bulky adapter module
  • Sturdy carrying case – Protects the gun during transport and storage
Duty Cycle at Rated Amperage 30%
Rated Amperage
  • 130
Gun Type
  • Spool Gun
Cable Length
  • 10 ft. (3.0 m)
Wire Diameter .030-.035 in. (0.8-0.9 mm)
  • Air cooled
Dimensions (H x W x D) 15.75 in x 10.50 in x 4.25 in (400 mm x 267 mm x 108 mm)
Net Weight 10.28 (4.66 kg)
  • Spool gun with 10 ft. (3.0 m) cable
  • Spool of 0.035 in. (0.9 mm) 4043 aluminum alloy wire ED030308
  • 0.030-0.035 in. (0.8-0.9 mm) drive roll
  • Contact tips (Qty. 3) KP2744-035T
  • Electrical harness with toggle switch (must be installed in power source)
  • Sturdy carrying case
Product Number
Product Name
Copper Plus® Contact Tip 350A, .030 in (0.8 mm) Tapered
Copper Plus® Contact Tip 350A .035 in (0.9 mm) Tapered
Gas Diffuser for Magnum® PRO 100L
Gas Nozzle for 100L Thread-on Flush .5 ID
Gun Tube Assembly
Drive Roll - .035 in (.9 mm) Smooth
Magnum® 100SG Barrel Liner
Product Number
Product Name
POWER MIG® 140 MP® Multi-Process Welder
POWER MIG® 140 MP® Multi-Process Welder TIG One-Pak®
LE31MP® Multi-Process MIG/Stick/DC TIG Welder