Forney 140 MIG Welder

Forney 140 MIG Welder

Forney 140 MIG Welder

This machine is eligible for a $30.00 GREENBACK™ rebate! 120-volt, 140 AMP. Applications include do-it-yourself, maintenance and repair, metal fabrication farm and ranch and automotive.
Item #: 309
UPC #: 032277003095
$729.99 (Suggested retail)
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Easy to use:

  • Euro connect torch with Tweco® style consumables
  • Fast disconnect to swap out torch, clean liner
  • 10' MIG gun

Improved Design:

  • Integrated feet
  • Torch wrap included for cable organization
  • Torch with built in strain relief which extends cable life
  • 115A, 19.75V @ 20% Duty Cycle
  • 90A, 18.5V @ 35% Duty Cycle
  • 60A, 21V @ 60% Duty Cycle
  • 55A, 16.75V @ 100% Duty Cycle


  • High-duty cycle of 115A@20%, 90A@35%, 60A@60%, 55A@100%
  • Runs off of household 120V power

Better wire feeding:

  • Upgraded cast aluminum wire drive system
  • Dual geared idler and drive roll with better de-spooler

More space:

  • Larger cabinet for easy access to 4" (1-2 lb.) and 8" (10-11 lb.) spools


  • DIY
  • Metal Fabrication
  • Maintenance & Repair
  • Farm & Ranch
  • Automotive

Quick Specs:

  • Processes: MIG (GMAW); Flux Cored (FCAW)
  • Input Power: 120V
  • Amperage Range: 30-140A
  • Wire Diameter Range: .024" - .035"
  • Plate Thickness Range: 24 ga. - 1/4"
  • Weight: 62 lbs. out of the box
  • Dimensions: 19" x 9.5" x 16.5"


  • MIG gun with 10' lead
  • 10' ground cable & clamp
  • Gas hose and regulator

Quick Start Guide - Forney 140 MIG

Forney Industries green color is a federally registered trademark and cannot be reproduced unless authorized by Forney Industries.

30 Days

  • Product: Free of defects in material and workmanship that may occur under normal use and care.

90 Days

  • Welder and Plasma Machines: MIG guns and plasma torches.

3 Years

  • Forney Transformer Based Machines: All internal electrical components that cannot be accessed without removing the cover. The transformer and rectifiers are covered by the 5-year warranty.
  • Forney Inverter Based Machines: All internal electrical components that cannot be accessed without removing the cover.

5 Years

  • Forney Transformer Based Machines: Transformers and rectifiers.

For more warranty information, visit:

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This product can expose you to chemicals which are known to the State of California to cause cancer and/or birth defects or other reproductive harm. Click here for more information:

Product category: Welding > MIG

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2057 Vermont Dr, Fort Collins, CO 80525 | Email: | Phone: 1-800-521-6038