An electric arc is created between an electrode and the metal during the welding process. However, for creating the best welding results, it’s important to use the proper power supply that can either be alternating current (AC) or direct current (DC).

The strength and quality of the weld depend on using the right electrode and the right polarity. So if you’re confused about what can be the reasons for buying an AC-DC welder?  why both AC and DC? And when to use which one? This article will help you to choose the best AC/DC TIG welder for the money. Before reading the article don’t forget to read the best cheap TIG welders.

It is always a better and budget-friendly option to look for welders that give the best results under affordable price tags. Most importantly, it never means that inexpensive welders compromise on the quality of the product or quality of the welding process. To opt for such incredible welders you may want to know a bit more about our top 6 cheap welders under $400.

Best AC/DC TIG Welder for The Money: PRIMEWELD TIG225X 225 Amp AC/DC TIG Welder

Best AC/DC TIG Welder for The Money: PRIMEWELD TIG225X 225 Amp AC/DC TIG Welder
Best AC/DC TIG Welder for The Money: PRIMEWELD TIG225X 225 Amp AC/DC TIG Welder

This Primeweld TIG225X is the most considerable  AC/DC TIG welder under $1000. It gives a wide amperage range that can reach up to 225 amps. Thereby, it allows to  TIG weld thick metals comfortably. There’s a range of settings to adjust the welder to suit any type of welding you need.

It comes with a foot pedal for providing more control during the welding process and for changing amperage manually. However, it isn’t the most comfortable pedal available. It also has pulse arc capabilities. It can switch an up-slope or down-slope function on if you don’t prefer the foot pedal.


  • Pulse arc capabilities AC/DC
  • Includes foot pedal
  • High-frequency start
  • Sloping functions


  • Food pedal is not comfortable

Novelty is a King: 2020 Everlast PowerTIG 200DV 200 Amp

Everlast PowerTIG 200 Amp Dual Voltage 200 Amp Welder
Everlast PowerTIG 200 Amp Dual Voltage 200 Amp Welder

The Everlast PowerTIG 200DV welder is the most updated model of analog inverter TIG welders from series of Everlast. This is a versatile unit with dual voltage input that can operate on 120V or 240V single phase 50/60Hz.

This welding machine features color-coded controls that are easy to identify. It encompasses a lift start function to use if high frequency is not required. The stick is of high quality, and the TIG comes with its own holder. The arc force control for the stick assists in preventing splatter and improves the arc performance.

Unlike the 185 AMP of the same series of Everlast PowerTIG​​, this latest version of Everlast Power is equipped with a variety of accessories that include a work clamp and a stick electrode holder, each with a 10-foot long cable and DINSE style connectors. Additionally, it comes with a 12-foot Everlast 26 Series TIG torch, DINSE style connectors, and a 2T/4T switch. 

It even encompasses a 240V outlet in the rear of the machine for an optional WC300 water cooler unit. It also comes with a billet brass regulator, pigtail adapter, foot pedal, 6-foot power input cable, and a consumable starter kit. This kit does not include tungsten, and you have to purchase gas lenses to improve the gas coverage. 


  • Can function on either 120V or 240V input.
  • It can be used on a range of different metals.
  • The welder can be hooked up to a multitude of generators
  • Certified as clean power and is rated for 3500 watts at 120V.
  • HF startpulse and 300 Hz AC welding which allows you to perform tight welds.
  • The arc control is excellent in both AC and DC modes.
  • Portable unit
  • Cost effective
  • It has high-quality features and performance.


  • Need extra accessories like gas lenses and a smaller torch for the lower voltage setting.

Welder For Multitaskers: Weldpro 200 Amp Inverter Multi Process Welder (Dual Voltage 220V/110V | MIG/TIG/ARC Stick 3 in 1 Welder)

Best Multi-Process Welder For Automotive Work - Weldpro 200 Amp 3-in-1 MIG TIG STICK Welder
Weldpro 200 Amp 3-in-1 MIG / TIG / STICK Welder

This welding machine is a multi-processing welder that is designed to handle any job you stack on it. If you’re a professional welder, this is definitely a model you can rely on in the workplace. Additionally, if you’re looking for a budget-friendly option for home use, then this machine’s versatility will make it a great investment.

It only weighs in at thirty pounds, which makes it highly portable. The welder’s IGBT inverter technology offers ultimate power, which is one of the many reasons this model is recommended for experts, hobbyists, and beginners. 

Interestingly, unlike other welders, this welder included digital display is very easy to read in bright sunlight or low light conditions. Additionally, the display allows the user to view the wire speed and set the amperage for repeat welds. This multi-process can handle any type of weld, even aluminum if you decide to purchase the optional spool gun.


  • Can handle three different welding processes
  • The package comes with everything the beginner will need to get started
  • Reasonable price
  • Durable design
  • Highly portable
  • Powerful


  • Spool gun, not included
  • The welder would not weld 1/4 inch aluminum
  • No gas would get to the tip.

Welder with Amazing Display: Weldpro Digital TIG 200GD AC-DC 200 Amp TIG/Stick Welder

Weldpro Digital TIG 200GD AC-DC 200 Amp TIG-Stick Welder
Weldpro Digital TIG 200GD AC-DC 200 Amp TIG-Stick Welder

WElderpro has a smaller amperage range capable of 200 amps max, but it struggles to weld well off 110 volts. However, it is an excellent aluminum welder and has a huge range of welding options, including sloping functions and detailed setting selections to give you diversity for any kind of welding under 200 amps.

The stock foot pedal for this machine is one of the best accessories. It also encompasses pulse arc modes. It isn’t the nicest machine to stick weld with, so it is recommended if you prefer another welder if you need to do significant stick welding too. But for TIG, it’s a good choice to consider.


  • Pulse arc capabilities AC/DC
  • High-frequency star
  • tWell-designed foot pedal
  • Sloping functions


  • Poor 110-volt welding abilityPoor stick welding ability

Wrapping Up

Perhaps, the most important factor to consider is in knowing that metal inert gas welding isn’t applicable to every project. THis is due to the variance in thickness that the welder can handle. Stick welders and TIG welders are one of the other types of welding machines that are most valuable in welding certain metals that a MIG welder can’t.

Before making a purchase, research is the boss. This article is only an opinionated platform as there are many more brands, names, and models of welders out there waiting to be experienced.