About us
SIEL is the Italian Company which works internationally as an authoritative point of reference in two highly topical fields: electric power safety and renewable energy production.
In its Italian headquarters of Trezzano Rosa, Milan, for almost thirty years SIEL has been producing emergency supplying systems for public and private customers, providing with “safe energy” several highly critical sectors such as infrastructures, finance, telecommunications, health service, mass retail and data centres.

Design, production and distribution of UPS, with after-sale service.

Le partnership:

• INVERTOR
Orenburg (Russia)
Assembly and assistance in Russia

• SALFRA
Moscow (Russia)

Siel Group is member of the following organizations:

CONFINDUSTRIA
ASSOSOLARE (Italian Association of PV Industry)
ANIE FEDERAZIONE (Italian Association of electrotechnical and electronic businesses)
ASSOLOMBARDA (Association of Companies and of Tertiary in Milan area)
CEMEP (European Committee of Manufacturers of Electrical Machines and Power Electronics)
CEI (Italian Electrotecnical Committee)
CONELEX (Italian Electro-Export Industries Consortium)