10 Best Cheap Tig Welders 2025 in the United States

The Lincoln Electric Square Wave 205 TIG Welder is a versatile and portable option suitable for those needing a reliable TIG welder on a budget. One strong point is its ability to weld aluminum well, thanks to adjustable AC Frequency and AC Balance controls that let you fine-tune the bead width and cleaning action. This gives more control over weld quality, especially on different thicknesses and dirty surfaces.

The Miller 907757 Multimatic 220 AC/DC Multiprocess Welder stands out as a versatile option for those looking to tackle multiple welding processes, including TIG, MIG, and flux-cored welding. With its ability to automatically adjust settings based on your last used process, it makes the welding experience much more user-friendly, especially for beginners. The Auto-Set Elite and Pro-Set features help in achieving consistent and high-quality welds, reducing the hassle of manual adjustments, which is a significant advantage for users who want efficiency and precision. Additionally, this welder is portable, weighing in at 56 pounds, and can operate on both 120V and 240V power sources, making it suitable for various job sites. The inclusion of essential accessories like a MIG gun, TIG torch, and foot control also adds value, allowing users to start working right away.

The ARCCAPTAIN 250A welder is a versatile 6-in-1 machine combining MIG (both gas and gasless), Lift TIG, Stick, Spot, and Spool Gun welding, making it attractive for users who want multiple welding processes in one unit. It offers a solid amperage range up to 250A, suitable for welding a variety of metals including mild steel, stainless steel, and aluminum. The digital controls and synergic MIG mode help beginners get started quickly, while manual adjustments allow more experienced users to fine-tune settings. The machine runs on both 110V and 220V power, providing flexibility for different workshop setups.