Portable in the shop or at the job site —at 23 kg the STi 270 easily moves from location to location.

Inverter-based, DC power source has a simple-to-use operator inter face providing only the necessary controls in a compact machine.

Thermal overload protection with indicator light helps prevent machine damage if the duty cycle is exceeded or airflow is blocked.

Lift-Arc™ start provides TIG arc starting without the use of high frequency.

VRD function is a simple design that reduces the open-circuit voltage to 12 volts when the welding power source is not in use.

Applications

• MMA
• TIG

Technical Properties

Input Power	400 V, 3-Phase Power
Amperage Range	5–270
Rated Output	270 A, 30.8 V @ 40% Duty Cycle
Weight	23 lb (50.7 kg)

Product Brochure

Owners Manuels