LINCOLN ELECTRIC® has long been one of the leading welder brands, recognized for high-quality, durable, professional-grade machines. The Square Wave® TIG 200 welding machine by LINCOLN ELECTRIC is no exception. The Square Wave® TIG 200 is a portable TIG and stick welding machine that allows hobbyists, makers, small fabricators and craftsmen to explore their creativity.

Offering simplicity without compromise, this TIG welding machine is designed to help expand your welding expertise. As your skills and confidence grow, you can take advantage of the Square Wave TIG 200’s additional functionality. No matter your skill level, the Square Wave TIG 200 welder is a great choice for your operation. 

The Square Wave TIG 200 provides smooth and stable AC TIG welding on aluminum and DC TIG welding on steel, stainless steel and chrome-moly. A user-friendly interface enables the operators to set it, forget it and weld.

Advanced Features Yet Easy to Use

The user interface makes machine setup easy. Available features, such as Pulse, which provides a drumbeat-like rhythm for filler metal deposition, can help make you become a better TIG welder – faster.

A Great TIG Machine for Aluminum

For a wider or tighter welding bead, users can easily adjust AC Frequency Control. AC Balance can be adjusted to provide more cleaning action on dirty aluminum or to maximize penetration on thick materials.

TIG and Stick from One Power Source 

The multi-process machine can TIG weld when precision and bead appearance are important. Users also have the advantage of stick welding capability for outdoor work or thicker materials.

Take it Everywhere, Plug in Anywhere.™

Featuring a standard 120-volt circuit or 230-volt for maximum output, the Square Wave 200 TIG welding machine is able to be plugged it anywhere where you need it. It is portable and convenient to use and weighs only 46 pounds.

Linde Knows Welding