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Miller STI203

Miller STI203 welding machine . Discover all the welding machines that Best Tools distributes and contact us if you have questions or if you want to order a piece of equipment.

Product Description


Miller Electric, based in Appleton, Wisconsin, United States, manufactures a full range of welding machines and cutting equipment designed for metal fabrication, factories, construction, aviation, motor sports, education, agriculture, and marine applications. The company maintains its global leadership position by setting industry standards for reliability and quality. Its famous slogan, “The Power of Blue ®,” is inspired by the blue color of Miller equipment.

This company began with an innovation that responded to customer needs, growing from a one-man operation to the world’s largest manufacturer of arc welding and cutting equipment. Miller STI 203 inverter-type welding machine for shielded metal arc welding or TIG – LIFT ARC. Portable welding machine – 13 KG. Lif-Arc technology for TIG welding without the use of high-frequency arc. Adaptive Hot Start – automatically increases the amperage at the start of welding, if necessary, to prevent electrode sticking or welding contamination. DIG control – allows changing the welding arc characteristics according to the required application. Possibility to use a remote control to increase the amperage. Current range: 5-200A for use with electrodes up to 5mm.

Petrochemical Industry
Pipe Welding
Mechanical Workshops
Shipbuilding Activities

Technical Data

Product: Miller STI203 Welding Machine
Power Supply Voltage: 400 V
Current Range: 5-200 A
Usable Electrode Diameter: 2-5 mm
Usable Current at 100%: 150 A
Maximum Usable Current: 200 A
Active Duration at Maximum Amperage: 40%
Absorbed Power: 6.5 KW
Maximum Absorbed Current: 12.8 A
Dimensions (LxWxH): 438*193*333 mm
Weight: 13 Kg
Delivery Kit

Includes welding electrode cable and 4+3m ground cable.

Warranty: 36 months