Professional.

household models;

semi -professional;

Professional.

Of course, depending on the type there will be a different price. For example, a semi -professional welding machine will cost you cheaper than a full -fledged professional model, but it will be more expensive for ordinary household semi -automatic welding. But besides the price, the difference between these devices will be in their power. Therefore, the optimal choice of semiautomatic devices will necessarily depend on this indicator. So, you will need to select the model, given that: