American Power Conversion (APC) is a leading manufacturer of interruptible power supplies (UPS), and the most extensive line of single phase UPS systems in the world. Power protection solutions for home and business desktop computers. Servers, and voice and data networks. High performance, right-sized, modular, hot-scalable, 3-phase power protection with ultra-high availability and efficiency for any size data centre or high density power zone. Software, network management cards, and peripherals designed to manage UPSs while protecting servers and networking equipment.