Durable and reliable – this high performance TIG (tungsten inert gas) welding power supply is the perfect solution for welding coils and terminals, bus bars, and covered wires. Supplying between 30 and 300 amps(JYMA-300A) ; between 6 and 50A(JYMA-50A )of output power, this unit targets small components in the automotive, medical, battery, and electronics industry.