Vulcan OmniPro 220 Multiprocess Welder Review

If you are looking for a welder that is capable of MIG welding, TIG, and Stick welding processes then you have come to the right place. 

Table of Contents

Vulcan Omnipro 220 Review

Vulcan Omnipro 220 Review

In this detailed buying guide, we’ll look at the various features and specifications of the Vulcan OmniPro 220 welder and help you determine whether it is a good welder for you or not. 

Vulcan OmniPro 220 is a multi-process easy and to use welding machine that comes with a range of good features. Depending upon your work requirements, you can determine whether it will be the right fit for you or not.

  • Welder is lightweight in comparison to its peers
  • A versatile welder can do TIG, MIG, Flux-cored, and DC Stick welding processes 
  • Dual input voltage
  • Powerful  welding unit
  • User-friendly welder comes preloaded with around 132 programs related to welding
  • LCD interface 
  • Comes with an optional spool gun
  • Drive system is made up of cast aluminum which is considered very reliable
  • Provides carry handles to increase portability 
  • Comes with 90 days warranty and offers extended warranty services
  • Slightly more expensive than the other welders of its class
  • Outer body of the welder is not very durable, it might need customized cage protection to increase its durability 
  • Doesn’t come with a foot pedal for TIG welding
  • Cannot be used for heavy-duty welding applications

Key Features

Electrode SizeStick welder uses 1/16 in. to 1/8 in. electrodes; TIG welder (shielding gas is needed) uses 0.040 in. to 5/64 in. tungsten electrodes
Amperage (amps)120V; 30-140A (GMAW/FCAW), 10-80A (DC SMAW), 10-125A (DC GTAW); 240V; 30-220A (GMAW/FCAW), 10-175A (DC SMAW), 10-175A (DC GTAW)
ApplicationLight fabrication, maintenance and repair, auto body, farm/ranch, home projects
Duty cycleGMAW / FCAW Rated Output: 120V; 100A 19V 40%; 20.8A Input; 240V; 200A 24V 25%; 25.5A Input; SMAW Rated Output: 120V; 80A 23V 40%; 19.5A Input 240V; 175A 27V 25%; 23.7A Input; GTAW Rated Output: 120V; 125A 15V 40%; 20.6A Input 240V: 175A 17V, 30% 15.6A input
Weldable metalsSteel, stainless steel, chrome-moly, cast materials, and aluminum (with optional spool gun)
Welding capacities120V; Steel: 24 GA – 1/8 in.; Aluminum: 22GA – 1/8 in.240V; Steel: 24 GA – 3/8 in.; Aluminum: 22GA – 3/8 in.

What’s Included

  • Vulcan OmniPro 220 welder
  • 10 ft Vulcan 180A MIG gun
  • 10ft Work cable and work clamp
  • 10ft input cable for 120V and a plug
  • 10ft input cable for 240V and a plug
  • Cable liner
  • 0.030-inch Contact tips
  • Argon/ carbon dioxide gauge regulator and gas hose
  • One Gas nozzle and a gasless nozzle
  • Drive Rolls ( Grooved and Knurled)
  • 0.030-inch Spool
  • Dinse Connector
  • Electrode holder with a 10 ft cable
  • Flux core wire from Vulcan
  • User Manual

Where To Buy the Omnipro 220

Vulcan welders, which are manufactured at Canary Electricals Pvt, are available on many retail sites. You can compare the prices of different sites to get this welding unit at the cheapest price possible.

You can check the following sites to get your hands on the Vulcan Omnipro 220 welder 

  • Amazon
  • Desert Cart
  • Harbor Freight

What to Know Before Buying the Vulcan Omnipro 220

Duty Cycle

Duty cycle is one of the most important factors that need to take into consideration before buying a welder. Duty Cycle ratings tell in a period of 10 minutes how long can the welder work continuously.

This Vulcan welder comes with impressive duty cycle ratings which allows you to handle some of the biggest jobs out there. The duty cycle rating of the Vulcan Omnipro 220 welder is 100% @ 75 amps ( 120V) and 115 amps ( 240V).  And it offers a duty cycle of 25% @ 200 amps. The maximum amperage output of his welder is 220 amps.

Power Input/Output

Vulcan Omnipro 220 comes with dual input voltage technology. It can be powered with either 120V or 240V with help of included power cables. The dual input supply allows flexibility to the user. Hence you can easily use it for both home-based and industrial purposes. 

Talking about its output range, this Vulcan welder provides output power from 30 – 220 amps.

Accessories Included

Vulcan OmniPro 220 comes with a lot of accessories. It includes a mig welding gun, contact tips, electrode holder, regulator, and hose. It also provides a working cable with clamps and two input power cables for both 120 volts and 240-volt power supply. It also has a gas and a gasless nozzle.

Electrode Size uses

Although Vulcan OmniPro 220 is a versatile welder, it requires different sized electrodes for different welding processes.

For Stick Welding, it requires electrode size in the range of 1/16 – 1/8 in. And for the TIG welding process, requires a tungsten electrode in the size range of 0.049 – 5/64 in. along with the shielding gas.

Wire Feed Speed

The wire feed speed range of the Vulcan OmniPro 220 is quite impressive. It can feed wire at the speed of 50 to 500 inches per minute. Wire feed speed is an important factor that controls amperage along with determining the penetration amount of any weld. With a wide 50 to 500 inches per minute wire feed range, you can work on different projects with relative ease.

Amperage (amps)

Vulcan OmniPro 220 comes with an amperage output range of 30 to 220 amps. With its wide amperage range, you can handle both thinner and thicker stocks easily.

Applications it can be used for

This multipurpose machine can be used for a range of applications. You can use this welding unit for auto bodywork, light fabrication, farm, repair, and maintenance work as well as for Home-based projects.

Its duty cycle is sufficient to carry out light to medium-duty projects. Along with that, you can also use it for heavy-duty applications.

Vulcan OmniPro 220 is designed for professional welders but can also be used by beginner welders because of its easy to use interface and easy setup.


Safety features are among the top features you should look for in a welder.

Vulcan OmniPro 220 is a safe-to-use welder and comes with thermal overload protection. The welding process generates a lot of heat hence your machine becomes prone to overheating. In order to prevent the welder from getting overheated, Vulcan OmniPro comes with an automatic shut down feature. When the device gets too hot it automatically shuts itself down until it’s cooled enough and safe to use again. In this way, your welder remains protected from any circuit burns and damages.

Being a versatile welder, Vulcan OmniPro 220 can work a range of weldable materials. It can be used for welding mild steel, stainless steel, cast materials, aluminum, and chrome moly. In order to weld aluminum, you need to buy an additional spool gun ( as it doesn’t come with the welder package).

Wire Size

This mig welder can handle wire sizes of 0.025- 0.035 inch for solid wires and 0.030- 0.045 inch for flux core wires.


Vulcan OmniPro 220 comes with a warranty of 90 days. Vulca also offers to buy extended warranty services.

Features that Make the Omnipro 220 Great

True multiprocess power source

Vulcan OmniPro 220 is a true multiprocess welder and a multi-functional machine. It is capable of carrying out the DC MIG and DC Stick welding process along with flux core welding. In addition to that this welder can also be used for DC TIG welding. Along with this, it can be powered with both 120V and 240V supplies.

Exclusive memory feature

Vulcan OmniPro 220 is provided with an exclusive memory feature. With the help of this feature, you can look back on any critical welder settings in an instant. This feature is very useful for beginner users. This welder also comes with a hundred plus preloaded programs.

LCD display for process selection and advanced controls

Vulcan OmniPro 220 has a 4.3 inch LCD display. This LCD screen feature can be used to select the welding process you want to work with as well as can be used for making advanced selection controls. It makes it easier to access advanced options or advanced features. Along with this, this welder also has control knobs to alter voltage settings, wire feeding, etc. 

The LCD screen panel gives a professional outlook to this welder and enhances the interactivity with the users. Along with that, it comes with preloaded programmable job options.

Portable and Lightweight

While you’ll see the shipping weight of this welding unit is 87 lbs, the original weight of this multi-functional welder is 49 lbs only. This harbor freight welder is indeed a lightweight welding unit that weighs under 59 lbs. As a result, this welder is immensely portable. 

You can carry it around for your work at different places. If you work in an outdoor workshop, this welder would be of great help to you. 

This welder also comes with not just one but two carry handles. With the help of these handles, you can lift the welder easily and move it around comfortably.

Dual voltage technology

Dual voltage technology is one of the most desirable features of multi-process welders. The dual voltage input provides flexibility when it comes to welding. You can weld at different places without the fear of a specific voltage requirement.

As discussed earlier, Vulcan OmniPro 220 can run on either a 120V or 240V power supply. It also comes with separate cables and attached plugs for both voltages.

Spool gun ready

Vulcan Omnipro 220 is a spool gun ready welder. Hence you can not only weld steel but can handle aluminum as well with the help of this welder. However, this welder comes with an optional spool gun. So you have to purchase the spool gun additionally on your own. 

With the help of a spool gun, you can do DC TIG aluminum welding. Although DC TIG is not an ideal method still it will do the work.

Industrial grade cast aluminum drive system

The outermost construction of the welder must be sturdy and powerful so that you can use it for several years. A welder machine welder must be made up of premium quality material in order to be durable enough.

As per our expectations, when it comes to welder construction Vulcan OmniPro 220 doesn’t disappoint us at all. It makes use of industrial-grade aluminum for the construction of its wire drive system. Its top-notch construction makes it a very durable and powerful welding unit.

Inverter technology

Vulcan OmniPro 220 multiprocess welder comes with inverter technology. There are several benefits of this feature. Firstly it provides a compact size to the welder hence making it portable and easy to handle. Secondly, it enhances the performance quality of the welder and provides maximum efficiency. In addition, it allows you to work with a generator power source.

What other users say about the Omnipro 220?

Vulcan OmniPro 220 received a positive response from its users. The most frequently applauded qualities were its versatility, ease of use, and superior built quality. To weld with this welder you have to specify wire diameter, the thickness of the material, choose the welding type and you are good to go.

Most of the users appreciated the powerful performance and high output professional results of this welding unit. Its instant recall feature for critical settings has also gained much attention which is also called Memory capacity.

It is a perfect choice for fabrication, auto body, repair, and maintenance work. It can also be used on a farm or a ranch along with being used at a household. It can weld steel, chrome moly, and aluminum.

The welder leaves no spatter and provides a smooth welding experience. Many users considered it to be among the list of one of the most user-friendly welders.

There were few complaints from customers such as the absence of AC output, the absence of gas solenoids for the TIG process, etc. One may also dislike the 90 days warranty. You may also consider getting some replacement parts. However, Vulcan offers extended services for its welder.

Overall users liked the readability and power-packed performance of this welding unit.


How hard is it to strike an arc?

Striking an arc in Vulcan OmniPro 229 is relatively easier in comparison to some other welders of its class.

Is the arc stable?

Yes, Vulcan welders provide smooth and stable arcs.

Does it weld evenly?

As per the user reviews, this welding unit provides even quality welds with no spatter.

How quickly can I weld with this?

The welding speed of this welder is quite fast. It can feed wires at 50-500 IPM speed.

What sorts of uses is this best for?

This welder is best for auto body, farm, repair and maintenance, ranch, and home-based projects.


After going through the details of this welder in this Vulcan OmniPro 220 welder review we can conclude that it is indeed one of the best multipurpose and multi process welders available in the market. It offers many desirable features one looks for in a true multi process welder.

It comes with a user friendly interface, wide amperage and range of feeding wires, dual voltage technology, thermal overload protection, and multi process welding capability ( TIG, MIG, DC Stick, and flux core welding).

Though it is a little costlier than some of the other welding units, still it’s worth it. All and all it’s a great powerful and reliable welding unit.

Taking your welding game to the next level with the help of this unit.


  • Eddie Jones

    Eddie Jones was brought up in Allentown, Pennsylvania. He is a proud Managing content editor, he got a taste of Tig welding from a steel town, on the Lehigh River, in his high school shop class. He holds certificates for Certified Welding Educator (CWE) and Certified Resistance Welding Technician (CRWT) from the American Welding Institute. He is interested in scuba diving, sculpture, and kayaking

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