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New Lincoln Electric Square Wave TIG 205: AC/DC TIG Welder

New Lincoln Electric Square Wave TIG 205: AC/DC TIG Welder

Looking for the perfect combination of control, versatility, and ease-of-use in your next welder? Meet the Lincoln Electric Square Wave TIG 205, a powerful AC/DC TIG and Stick welder designed for hobbyists, light fabrication, motorsports enthusiasts, and professional welders alike.

With its user-driven design, enhanced digital interface, and lightweight portability, the Square Wave TIG 205 delivers precision and simplicity, making it an ideal choice whether you're in the shop or on the go. 

Lincoln Square Wave TIG 205

Why Choose the Lincoln Square Wave TIG 205?

The Square Wave TIG 205 stands out as one of the best TIG welders for beginners and professionals thanks to its blend of advanced features and straightforward controls. Here’s why this model should be on your radar:

Key Features:

  • AC/DC TIG & Stick Capabilities: Weld a wide variety of materials with ease, including aluminum (AC TIG), steel, stainless, and more.
  • Simple User Interface: The bright 4.3” LCD display and intuitive knob controls make setting up quick and hassle-free.
  • Advanced TIG Features: Adjustable pulse, AC frequency, and AC balance controls let you fine-tune your welds with precision.
  • Dual Input Voltage (120V/230V): Flexibility to plug in virtually anywhere—perfect for home garages or fabrication shops.
  • Lightweight & Portable: Weighing in at just 36 lbs., this welder features ergonomic handles and a built-in storage compartment.
  • Rugged & Reliable: IP21S-rated durability ensures optimal performance in various environments.
Square Wave TIG 205 side view

What’s Included:

When you purchase the Lincoln Square Wave 205, you'll receive:

  • Caliber 17 TIG Torch Ready Pak
  • TIG Torch Parts Kit (Medium Duty)
  • 25 ft. Foot Amptrol
  • Gas Regulator
  • 120V to 230V Adapter
  • Electrode Holder with Twist-Mate adapter
  • Work Cable and Clamp with Twist-Mate adapter

Everything you need to start welding, right out of the box.

Applications:

  • Home & Hobby Welding
  • Motorsports & Hobby Aviation
  • Light Fabrication Shops
  • Makerspaces & Educational Settings

Elevate Your Welding Game Today

The Lincoln Electric Square Wave TIG 205 welder is the ideal choice if you are looking for a TIG machine you can use for aluminum. This machine is easy to use and makes setting up a TIG weld accurately quick and simple. If you are looking for a MIG machine to pair with this TIG unit we would recommend the Lincoln 211i. This combo would get you the AC TIG dream machine and efficient MIG welder. 

The new Square Wave TIG 205 is a direct replacement for the Square Wave 200 (K5126-1).

Need more information or ready to purchase? Reach out to Baker’s Gas and Welding!
Call us at 877-930-5690 or email us at support@bakersgas.com for all your welding needs. Our knowledgeable team is here to help you find the right welder and accessories to fit your projects!

Drew A.

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