The Invertec 300 TPX has been manufactured in a light-weight but robust outer casing, making it portable and ideal for operation even in the most hazardous environments. The 300 TPX features HF TIG ignition, Lift TIG ignition, 2 or 4 step, variable down slope, post-flow control, digital pre-set meters with hold functions and built-in variable Pulse. These machines feature HF TIG ignition, Lift TIG ignition, 2 or 4 step, variable down slope, post-flow control, digital pre-set meters with hold functions and built-in variable Pulse. Unique pre-settable starting mode allows excellent HF arc start in any welding conditions. Both machines are equipped with ten memory slots allowing for setting of personal welding parameters and procedures. TIG Spot welding mode completes the extensive list of TIG welding features. The 300 TPX has been designed, not only as a TIG welder, but to also operates as a stick welder with a variety of popular stick electrodes including Cellulosic. It can be simply converted to a water-cooled unit by adding the COOLARC® 21 (300TPX) water-coolers. Robust, stable and well equipped carts are available for easy movement of the units.