Introducing our industry-leading Inverter DC pulse TIG arc welding machine, the VRTP400 (S-3). Built with the highest quality materials and technology, it's the ultimate welding solution for professionals and hobbyists alike. Our factory produces this machine with precision and care, ensuring every unit meets our strict quality standards. With a maximum output of 400 amps, it's capable of welding various metals with ease. The pulse technology provides superior control over the weld pool, resulting in cleaner and stronger welds. This machine also features a digital display for easy monitoring of amperage and voltage. Whether you're working on a large project or a small repair, our VRTP400 (S-3) welding machine is the ideal choice for precision and power.