Lincoln Weld-Pak 90i MIG

Last updated: November 1, 2026

Lincoln Weld-Pak 90i MIG
3.2/5#4 of 10 in 120 V welders
3.2

A small, light 120 V MIG welder for hobby, auto body and home repair work. It is a good first welder if you don’t need thick steel or other processes.

  • 120 AOutput
  • 30% at 90 ADuty cycle
  • MIG, flux-coreProcesses
  • 120 VInput
Check price at Amazon$414.99

Price checked November 1, 2026. As an Amazon Associate we earn from qualifying purchases.

Pros
  • Runs gas MIG and flux core from a household 120 V outlet
  • At 15 lb it carries in one hand to the job
  • Gas welding leaves clean beads on thin auto body and hobby steel
  • Three year Lincoln warranty with nationwide service
Cons
  • Holds 90 A for only 3 minutes in 10
  • MIG tops out around 3/16 in steel
  • No stick, TIG or spool gun option

The Lincoln Weld-Pak family

Every Lincoln Weld-Pak model we rank, smallest first. Ratings compare each against its own input voltage.

ModelOutputRatingPrice
Lincoln Weld-Pak 90i FC120 A3.1/5$328
Lincoln Weld-Pak 90i MIG (this one)120 A3.2/5$414.99

How it scores

The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its input voltage. How we rank explains each one.

Specifications

Model numberK5256-1
Output
Input voltage120 V
Maximum output120 A
Rated duty cycle30% at 90 A
Thickest steel, one pass0.25 in
InverterYes
Processes and wire
Gas MIGYes
StickNo
TIGNo
Spool gun readyNo
Wire sizes0.025 to 0.035 in
Synergic settingsNo
Build
Weight15 lb
Warranty3 years

Alternatives in this input voltage

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