SEI Power, founded in 1977, is a leading manufacturer of DC direct current output critical power systems and customer-premises power equipment (CPE) for industrial users, wireless, telephone service providers, and the military. With over 30,000 DC critical power systems shipped worldwide, SEI products are proudly made in the USA.
SEI specializes in DC-UPS, uninterruptible power systems that provide backup power from integrated batteries in the event of a loss of primary power, as well as PoE Midspans that inject 48 Vdc power onto Ethernet cabling for various IP applications. They are also the top supplier of uninterruptible power systems and NT1s for Digital Centrex ISDN customer premises equipment.
Generated from the website