Siel Spa

SIEL, an Italian company that operates internationally, for thirty years manufactures, installs and maintains all of its products: UPS with power up to 1000kva stand alone units and parallelable up to 6000kva, solar Inverters with power up to 833kw stand alone, and Power Station up to 3320MW.

The headquarter is in Trezzano Rosa (Milan) with a production factory in New Jersey (USA) and branches in UK and in Spain.