Designed for heavy commercial applications, the PowerTIG 315LX is a capable, AC/DC TIG and Stick welder with power to spare for most jobs. The IGBT inverter creates a stable smooth arc, and provides a true industrial duty cycle of 60% at 315 amps. This unit operates on 208/240V 3 phase power, and is designed for production welding. The welder features a 10 amp DC start and a 20 amp AC start. The PowerTIG 315LX also offers the most power of any TIG welder in the Everlast Analog TIG. It also features a leading 20-500Hz AC frequency and a pulse frequency up to 750Hz, to keep pace with the most demanding welding requirements. This unit is also available in 480V 3 phase under our special order program. (Allow 6-8 weeks for production and delivery).