Miller MIG Machine Support

Millermatic 142

120 V light industrial MIG and flux-cored machine for maintenance, repair, auto body, farm, hobby, and light fabrication work.

MIG (GMAW)Flux-cored (FCAW) Light industrial

Processes

MIG (GMAW), Flux-cored (FCAW)

Welding range

30 - 140 A

Input power

120 V, single-phase

Wire feed speed

60 - 600 ipm (1.5 - 15.2 m/min.)

Weight

33 lb. (15.4 kg)

Class

Light industrial

Machine Packages

Stock number	Catalog package
907838	Machine
951000072	Machine with running gear/cylinder rack

Compatible Accessories

Running Gear/Cylinder Rack

301239 Most popular accessory listed for this machine.

Support page pending

Compatible Guns / Torches

MDX-100 MIG Gun

Included 100-amp gun and consumable path.

Open support page

Spoolmate 100

300371 Catalog-listed aluminum solution option.

Open support page

Spoolmate 150

301272 Catalog-listed aluminum solution option.

Open support page

Miller Catalog Accessories

These accessories are placed here only when the Miller catalog names this machine, torch, feeder, or family path. Verify plug style, voltage, package, and serial-specific details before ordering.

Part	Accessory	Catalog fitment	Source / path
951770	Dual Cylinder Rack Cart	For Millermatic 142, Millermatic 211 PRO, Multimatic 215 PRO, Multimatic 220 AC/DC, and Syncrowave 212.	Catalog p. 121 Open support path
301454	Dual Cylinder Rack Conversion Kit and Tool Holder	For use with Running Gear / Cylinder Rack 301239.	Catalog p. 121 Open support path
301737	Protective Cover	For Millermatic 142 / 211 PRO and Multimatic 215 PRO.	Catalog p. 125 Open support path

Full machine details

Welding Output

100 A at 19 VDC, 60% duty cycle
80 A at 18 VDC, 100% duty cycle

Wire Capacity

Solid/stainless: .023 - .030 in. (0.6 - 0.8 mm)
Flux-cored: .030 - .035 in. (0.8 - 0.9 mm)

Material Capacity

Mild steel: 24 ga. (0.6 mm) to 3/16 in. (4.8 mm)
Aluminum: 18 ga. (1.2 mm) to 14 ga. (1.9 mm)

Included With This Machine

10 ft. (3 m) 100-amp MDX-100 MIG gun with MDX consumables
10 ft. (3 m) work cable with clamp
6.5 ft. (2 m) power cord with plug
Quick Select drive roll for .024 in. (0.6 mm) or .030/.035 in. (0.8/0.9 mm) solid wire and .030/.035 in. (0.8/0.9 mm) flux-cored wire
Flow gauge regulator and gas hose for argon or Ar/CO2 mix
Extra contact tips, Hobart spool of .030 in. solid wire, cord wraps, and material thickness gauge

Dimensions

H: 14.63 in. (372 mm), W: 9.75 in. (248 mm), D: 20 in. (508 mm)

Source: Miller Electric 2026 Full-line Catalog, catalog page 4, literature DC/12.41. 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.