Quote:
Originally Posted by avi8torny
Let's say you have a 100 amp service in your basement fed by the meter. You cannot just add another 100 amp service off the existing box.
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Technically, yes you can. It's not recommended of course but is legal by NEC standards.
Nonetheless, Legion, can you link some specs on the welder?
Most 80 amp TIG welders are describing their output amperage and not the input amps which are normally around 20-30 amps.