This is a single phase machine, that can be connected to three phase power by dropping the middle leg of input power.
Lincoln Electric Precision TIG 275 AC/DC TIG Welder Ready-Pak, 208/230/460 Volt, Model# K2618-1

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- AC Auto-Balance® automatically adjusts for the optimal mix of cleaning and penetration when welding aluminum.
- Or, take full control - adjust the AC Balance® to increase or decrease cleaning action or penetration on aluminum
- Delivers the widest output range in its class with an amperage range of 2 to 340 amps
- Upgrade with the optional Advanced Pulse Control panel to enable better control over heat input, resulting in less warping and distortion on thin metals
- The Precision TIG 275 features the patented Micro-Start™ II Technology, which enhances starting and arc stability, and provides for more precise welds and crater fills
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