MOSA , founded in 1963 is a leader in the design and production of professional engine
driven welders and generating sets.
MOSA has certified its quality system according to UNI EN ISO 9001 in order to assure
the quality of the design , production, installation and after sales service of its engine
driven welders and generating sets.
The quality certification institute ICIM, which is an international member of the International
Certification Network (IQNET), awarded the prestigious certification to MOSA after a thorough
examination of all our procedures and a detailed inspection of our manufacturing
facility in Cusago (Milan).
Obtaining this information is not an end in itself but an important step in our continuing
endeavor to improve the quality of our products and of our services to better respond to
the needs of our customers.

All MOSA welding machines are manufactured with "galvanic separation" of all electrical windings. This effectively isolates each winding from the other with an insert between each winding of special high temperature tolerant insulating material. The machines as manufactured comply or exceed the following standards :-

Models designated with the prefix MS, which are small high frequency, 2600hz, two-stroke engine driven machines are not manufactured with a/c windings.

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