Processes
MIG (GMAW), Flux-cored (FCAW), DC stick (SMAW), AC/DC TIG (GTAW), Pulsed TIG (GTAW-P)
Miller MIG Machine Support
Multimatic 220 AC/DC
Portable 120/240 V AC/DC multiprocess Miller package with MIG, flux-cored, DC stick, AC/DC TIG, and pulsed TIG support. This page routes owners to the MDX-100 MIG gun, Spoolmate aluminum guns, Weldcraft A-150 TIG torch, foot controls, MVP plugs, cooler accessories, and drive-roll paths from the February 2026 spec sheet.
MIG (GMAW)Flux-cored (FCAW)DC stick (SMAW)AC/DC TIG (GTAW)Pulsed TIG (GTAW-P)
Light industrial multiprocess
Welding range
MIG 30 - 230 A; DC stick 30 - 200 A; AC/DC TIG 20 - 210 A
Input power
120/240 V, single-phase, 50/60 Hz
Wire feed speed
60 - 600 ipm (1.5 - 15.2 m/min.)
Weight
56 lb. (25.3 kg)
Class
Light industrial multiprocess
Feature Highlights
AC/DC Multiprocess
MIG, flux-cored, DC stick, AC TIG, DC TIG, and pulsed TIG support are packaged into one portable machine.
QuickTech
Automatically determines polarity, switches to the triggered process, and recalls the last settings used for that process.
Auto-Set
Predefined settings are available for MIG, stick, and AC/DC TIG with fine tuning after setup.
Pro-Set
Stick and TIG manual modes provide guided starting points for DIG, AC balance, AC frequency, and DC pulse.
MVP Multi-Voltage Plug
The power cord accepts 120 V and 240 V MVP plugs for common shop and field receptacles.
Dual Gas Connections
Separate MIG and TIG shielding gas connections let both gases stay connected to the machine.
14-Pin Controls
The standard 14-pin connector supports foot, fingertip, and wireless foot control options.
Generator Compatible
Full output is available from generators with 10,000-watt output or higher.
Machine Packages
| Stock number | Catalog package |
|---|---|
| 907757 | Multimatic 220 AC/DC, 120/240 V, 50/60 Hz with RFCS-14 HD foot control |
| 907757002 | Multimatic 220 AC/DC, 120/240 V, 50/60 Hz with wireless foot control |
| 951000070 | Multimatic 220 AC/DC with Cart; includes machine 907757 and dual cylinder rack cart 951770 |
| 951000104 | Multimatic 220 AC/DC with Cart; includes machine 907757002 and dual cylinder rack cart 951770 |
Compatible Accessories
AK2C TIG Accessory Kit
AK2C A-150 series accessory kit with short back cap, alumina nozzles, collets, collet bodies, and 2% ceriated tungsten.
Open support pageCoolmate 1S
301856 120/240 V, single-phase cooler for torches up to 250 amps; requires 25 mm flow-thru Dinse and coolant.
Open support page25 mm Flow Thru Dinse for Water Cooler
301883 Required for Multimatic 220 AC/DC use with Coolmate 1S.
Open support pageTIG Coolant
043810 One-gallon low-conductivity coolant; spec sheet notes it must be ordered in quantities of four.
Open support pageProtective Cover
301524 Protective machine cover listed for Multimatic 220 AC/DC.
Dual Cylinder Rack Cart
951770 Includes running gear/cylinder rack 301239 and dual cylinder rack conversion kit 301454; must be assembled together.
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MVP Plug 6-50P
219258 240 V, 50 A MVP plug included with the machine.
MVP Plug 5-15P
219261 120 V, 15 A MVP plug included with the machine.
MVP Plug 5-20P
219259 120 V, 20 A MVP plug; optional and not included with the machine.
Material Thickness Gauge
229895 Material thickness gauge listed with the machine package and accessory table.
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Replacement Screen Cover
271493 Replacement cover for the LCD display panel.
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Flow Gauge Regulator for Argon or Ar/CO2 Mix
31-50-580-6 Replacement standard regulator for argon or argon/CO2 mix.
Open support pageFlow Gauge Regulator for CO2
31-50-320 Required if using 100 percent CO2 shielding gas.
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Wireless Remote Foot Control
301580 Foot control with wireless 90 ft. (27.4 m) operating range; the spec sheet notes this machine is not compatible with wireless hand control.
Open support pageRFCS-14 HD Foot Control
301589 Heavy-duty foot control included with the TIG kit and TIG package.
Open support pageRCC-14 Remote Contactor and Current Control
151086 East/west rotary fingertip control with 26.5 ft. cord and 14-pin plug.
Open support pageRCCS-14 Remote Contactor and Current Control
043688 North/south rotary fingertip control with 26.5 ft. cord and 14-pin plug.
Open support pageQuick Select Drive Roll
261157 For .024 in. solid wire, .030/.035 in. solid wire, and .030/.035 in. flux-cored wire.
Open support pageV-Knurled Dual-Groove Drive Roll
202926 For .030/.035 in. or .045 in. flux-cored wire.
Open support pageCompatible Guns / Torches
MDX-100 MIG Gun
1770028 10 ft. (3 m), 100-amp MDX-100 MIG gun with MDX consumables for .030 - .035 in. wire.
Open support pageSpoolmate 100 Spool Gun
300371 12 ft. direct-connect spool gun for .030 - .035 in. aluminum 4043 wire and .023 - .035 in. steel/stainless wire; includes custom carrying case.
Open support pageSpoolmate 150 Spool Gun
301272 20 ft. direct-connect spool gun for .030 - .035 in. 4000/5000 series aluminum wire and .023 - .035 in. steel/stainless wire.
Open support pageWeldcraft A-150 (WP-17) TIG Torch
WP1712RDI25 12.5 ft. (3.8 m), 150-amp air-cooled TIG torch with 25 mm flow-thru Dinse-style connector.
Open support pageAK-150MFC TIG Torch Accessory Kit
AK-150MFC Modular flex conversion kit for Weldcraft A-150 (WP-17) TIG torch applications.
Open support pageExtended Power Pin
214-6-116 Required if using a Bernard BTB MIG gun.
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Full machine details
Welding Output
- MIG/flux-cored, 120 V: 105 A at 19.2 V, 60% duty cycle
- MIG/flux-cored, 240 V: 200 A at 24 V, 20% duty cycle
- MIG/flux-cored, 240 V: 170 A at 21.5 V, 40% duty cycle
- Stick, 120 V: 90 A at 23.6 V, 40% duty cycle
- Stick, 240 V: 200 A at 28.4 V, 15% duty cycle
- TIG, 120 V: 130 A at 15.2 V, 40% duty cycle
- TIG, 240 V: 210 A at 18.4 V, 20% duty cycle
- Spec sheet notes superior stick arc performance even on difficult-to-run E6010 electrodes.
Wire Capacity
- Plastic hub with retaining ring accepts 8-inch spools; shaft also accepts 4-inch spools.
- Included Quick Select drive roll supports .024 in. solid wire, .030/.035 in. solid wire, and .030/.035 in. flux-cored wire.
- Included MDX-100 MIG gun is listed for .030 - .035 in. wire.
- Spoolmate 100 and Spoolmate 150 aluminum paths are listed separately from the steel MIG gun path.
Material Capacity
- MIG: 24 ga. - 3/8 in. steel
- MIG with aluminum spool gun: 18 ga. - 3/8 in. aluminum
- DC stick: 16 ga. - 3/8 in. steel
- AC/DC TIG: 24 ga. - 1/4 in. steel and aluminum
Included With This Machine
- Power source
- 10 ft. (3 m) MDX-100 MIG gun
- 13 ft. (4 m) cable with electrode holder and 25 mm Dinse-style connector
- 12.5 ft. (3.8 m) Weldcraft A-150 (WP-17) TIG torch with 25 mm Dinse-style connector
- 10 ft. (3 m) work cable with clamp and 25 mm Dinse-style connector
- 6.5 ft. (2 m) power cord with MVP plugs for 120 V and 240 V
- RFCS-14 HD foot control with 20 ft. (6 m) cord or wireless foot control, depending on package
- Two flow gauge regulators and gas hoses for argon or Ar/CO2 mix
- Hobart spool of .030 in. (0.8 mm) solid wire
- Two contact tips for .030 in. (0.8 mm) wire
- Quick Select drive roll for .024 in. solid, .030/.035 in. solid, and .030/.035 in. flux-cored wire
- AK2C TIG torch accessory kit
- Hook-and-loop cord wraps
- Material thickness gauge 229895
- Shielding gas and safety equipment not included
Dimensions
H: 17.5 in. (445 mm), W: 11.25 in. (286 mm), D: 21.5 in. (546 mm)
Source: Miller Electric Multimatic 220 AC/DC Spec Sheet, Issued February 2026, index AD/9.0. 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.