The Cisco RPS-ADPTR-2921-51 is a redundant power system (RPS) adapter designed for use with the Cisco 2921 Integrated Services Router. It is used to connect the router to an external Cisco RPS 2300, which provides backup power in case of a power supply failure. The RPS-ADPTR-2921-51 allows the router to be powered by the RPS 2300, ensuring continuous operation and minimizing downtime.
Cisco 2921 Integrated Services Router
Input Voltage Range
Output Power Capacity
Redundant Power Supply Support