Known for more than a decade of service in mission-critical power protection, TwinSource makes rack-mounted static and automatic transfer switches for facilities where even a brief outage can disrupt operations. Based in Batesville, Indiana, the company reports more than 60 million online hours without a load failure across its installed systems worldwide.
UL1008
CSA
CE
TUV Certification
UL-IEC 60950
UL60950
Quality certification
LayerZero Power Systems, LLCLayerZero Power Systems designs and manufactures mission-critical power distribution equipment, with production operations in Aurora, Ohio. Founded in 2001, the company has focused on static transfer switches and related power-distribution systems for facilities where continuity and electrical reliability are essential. Its vertically integrated manufacturing operation coordinates engineering, fabrication, wiring, assembly, and testing.AURORA, OH
Switching Power, IncSince 1976, Long Island-based Switching Power, Inc. has designed and manufactured switching-mode power supplies for mission-critical defense systems and demanding medical, industrial, and commercial equipment. Its vertically integrated, 30,000-square-foot U.S. facility handles engineering and manufacturing under one roof, supporting both standard products and custom systems for platforms ranging from airborne and shipboard equipment to mobile radar. SPI’s patented power-conversion technologies and documented work on programs such as PAVE PAWS, G/ATOR, and Q-53 reflect a specialty in rugged, long-service power electronics.RONKONKOMA, NY
EZ Generator SwitchFounded in 2010 to replace risky extension-cord setups, EZ Generator Switch makes a patented single-circuit manual transfer switch for safely connecting backup power to essential household circuits. The Gettysburg company builds and assembles its switches in the United States with veterans, producing prewired units compatible with portable generators as well as battery and solar backup systems. Its switches conform to UL Standard 1008 and the applicable Canadian CSA standard.GETTYSBURG, PA
Riello UPSRiello UPS makes uninterruptible power supplies and related power-management systems, spanning compact single-phase units through three-phase equipment for data centers, industrial plants and other mission-critical settings. Its industrial solutions are built for demanding conditions and can be customized for varied power sources, environmental stresses and communications protocols. In North America, the company backs those systems with a 24/7/365 service organization that provides installation, commissioning, maintenance and technical training, with SantaFe Power Solutions extending its nationwide coverage.WEST CHESTER, OH