1. MOSFET inverter and precision constant current feedback control technology, soft switch, 100 kHz of cutting frequency;

2. Wide working voltage range, strong adaptability to electricity power grid, high ability of interference resistance, stable cutting current and steady arc, automatic voltage compensation;

3. 110/220 duel voltage input, automatic input voltage shift, secondary boost for arc strike, ensure no breakdown of the coil;

4. Continuous current regulation, little distortion for work-piece, safety and reliable for operation;

5. Suitable for carbon steel, stainless steel, aluminum, copper, etc.