TIG Welders - Professional AC/DC Pulse TIG Welding Machines | Doughty

Professional TIG Welding Machines（GTAW welders） for Precision Welding

Discover Doughty's complete range of professional TIG welders ( TIG welding gas is usually argon) engineered for precision, reliability, and superior weld quality. Whether you're welding aluminum, stainless steel, or carbon steel, our TIG welding machines deliver the control and performance you need.

Why Choose Doughty TIG Welders?

• Advanced Pulse Technology - Reduce heat input and minimize distortion on thin materials
• AC/DC Capabilities - Weld aluminum and ferrous metals with the same machine
• IGBT Inverter Technology - Stable arc, precise control, and energy efficiency
• Multi-Process Versatility - Many models include MIG, stick, and TIG in one machine
• Professional-Grade Performance - Built for fabrication shops, automotive repair, and industrial applications

Shop by Amperage

From 200A to 1000A output, find the right power level for your welding projects. Our TIG welders handle everything from delicate thin-gauge work to heavy industrial fabrication.