The ABB PP820 is a robust and reliable power supply unit designed specifically for the ABB Advant Controller 800M system. It mounts directly onto the CPU rack, providing stable and regulated DC power to critical components such as the CPU, communication modules, and other system interfaces. Engineered for demanding industrial environments, the PP820 ensures high system availability and performance. It supports redundant configurations, allowing for a secondary power supply to take over seamlessly in case of a primary unit failure, thus maximizing uptime for critical processes. Its compact design and integrated protection features make it an essential component for any System 800xA control solution.