The LOTOS MIG175 is one of the most versatile welders. It is able to weld aluminum with the spool gun. Its transformer technology has been proven to be reliable and durable. MIG175 can easily connected to your existing 220V wall outlet and can be setup quickly within 10 minutes. It handles industrial standard 4″ or 6″ wire spools and incorporates resettable overload protection to assure long operating life.