Miller MIG Machine Support

Millermatic 180 Auto-Set

Discontinued 230 V light industrial MIG and flux-cored machine with Auto-Set, M-10 gun support, Spoolmate 100 aluminum option, and Millermatic 211 PRO replacement routing.

MIG (GMAW)Flux-cored (FCAW) Light industrial Discontinued
Millermatic 180 Auto-Set

Discontinued Legacy Machine

Use this page for the discontinued Millermatic 180 Auto-Set. The Millermatic 211 PRO is the closest current replacement path and has its own 120/240 V machine page, ratings, stock numbers, and MDX-100 gun package details.

View the closest replacement Millermatic 211 PRO page

Processes

MIG (GMAW), Flux-cored (FCAW)

Welding range

30 - 180 A

Input power

230 V, 21.7 A, 60 Hz, single-phase

Wire feed speed

40 - 460 ipm (1.0 - 11.7 m/min.)

Weight

72 lb. (32.7 kg); 81 lb. (36.4 kg) shipping weight

Class

Light industrial

Machine Packages

Stock numbers were not listed on the source sheet used for this legacy machine page.

Compatible Accessories

Smith Argon and Ar/CO2 Mix Regulator/Flow Gauge

Regulator/flow gauge with hose included in the package; verify exact replacement part before ordering.

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Material Thickness Gauge

229895 Material thickness gauge listed with the Millermatic 180 Auto-Set package.

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Dual-Groove Quick-Change Drive Roll

Drive roll listed for .024 in. or .030/.035 in. wire on the December 2008 sheet.

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Compatible Guns / Torches

M-10 MIG Gun

10 ft. M-10 MIG gun and cable assembly listed with the December 2008 DC/12.44 sheet for the discontinued Millermatic 180 Auto-Set.

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Spoolmate 100 Series Spool Gun

300371 Aluminum spool gun path called out on the DC/12.44 sheet for 18 ga. to 1/4 in. aluminum.

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Replacement Gun Path

OEM sheet path

M-10/M-15 Installed Gun Path

Primary installed-gun path from the December 2008 DC/12.44 sheet: 10 ft. M-10 MIG gun and cable assembly. Match consumables to the installed gun before ordering.

Open M-10/M-15 parts
Legacy replacement family

M-100 / M-150 Service Replacement Family

248282 / 249039 Service replacement family used in the Miller light-industrial gun path after M-10/M-15. Verify connector, amperage, cable length, and installed gun before ordering.

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Current family check

MDX-100 Current Light-Industrial Path

1770028 The closest replacement machine, Millermatic 211 PRO, uses the MDX-100 gun family. Verify connector, gun package, and service guidance before treating MDX-100 as a direct replacement for the discontinued 180 Auto-Set.

Open MDX-100 parts

Aftermarket Replacement Guns & Torches

Looking for an aftermarket replacement gun or torch for this machine? Compare compatible replacement options by brand, connector type, amperage, cable length, and verification status.

View Aftermarket Replacement MIG Guns
Full machine details

Welding Output

  • 135 A at 22.5 VDC, 30% duty cycle

Wire Capacity

  • Mild/stainless steel: .024 - .035 in. (0.6 - 0.9 mm)
  • Flux-cored: .030 - .045 in. (0.8 - 1.2 mm)
  • Uses 4 in. or 8 in. spools

Material Capacity

  • Mild steel: 24 ga. to 5/16 in. (0.8 - 7.9 mm) in a single pass
  • Aluminum: 18 ga. to 1/4 in. with optional Spoolmate 100 Series spool gun

Included With This Machine

  • Power source
  • 6 ft. (1.8 m) power cord and plug
  • 10 ft. (3 m) M-10 MIG gun and cable assembly
  • 10 ft. (3 m) work cable and clamp
  • Smith Argon and Ar/CO2 mix regulator/flow gauge with hose
  • Spool of Hobart .030 in. (0.8 mm) solid wire
  • Two contact tips for .024 in. (0.6 mm) wire and two contact tips for .030 in. (0.8 mm) wire
  • Dual-groove quick-change drive roll for .024 in. (0.6 mm) or .030/.035 in. (0.8/0.9 mm) wire
  • Factory-installed gas solenoid valve, setup CD, information/settings chart, and material thickness gauge

Dimensions

H: 17.5 in. (444 mm), W: 10.625 in. (273 mm), D: 15.75 in. (400 mm)

Source: Miller Electric Millermatic 180 Auto-Set Spec Sheet, Issued December 2008, index DC/12.44. Product relationships on this page are kept separate from Amazon monetization data. Amazon buy buttons appear only after the product match, manufacturer, package quantity, and compatibility are verified.