Further up the Vulcan line, Harbor Freight lists the MIGMax 215 against the Millermatic 211 MIG Welder. In its review of Vulcan's MIGMax 215, Weld Guru said Vulcan's model bridges the gap between ...

Miller Electric Mfg. LLC makes welding products for the people who build our world. These welders take pride in doing their best work — and they only want to work with the best equipment.

The Miller S-22A wire feeder can have these features ... so [Brett] decided to use an Arduino instead. The welders control circuit runs at 24V, so an optoisolator receives the trigger signal ...