Communications and control software are at the heart of any reliable power quality solution.Powerware Relay Interface Cards enable automatic shutdown and network monitoring of UPS system status through a connected computer.The relay interface cards are available in two models, the X-slot version and BestDock version. Both are dedicated adapters that provide the essential dry-contact interface between your Powerware UPS and any relay-connected computer, including the AS/400, as well as a variety of industrial applications.