Cisco Part Number: A900-PWR550-A=
ASR 900 550W AC Power Supply, Spare
Cisco® ASR 900 Series Aggregation Services Routers are full-featured, modular aggregation platforms. They’re designed for the cost-effective delivery of converged mobile, residential, and business services. You get redundancy, a shallow depth, low power consumption, and high service scale in routers packed with useful features and optimized for small aggregation and remote Point-of-Presence (POP) applications.