The N540-PWR400-A is a Cisco Network Convergence System (NCS) 540 Series 400W AC power supply. It’s designed to provide reliable power to NCS 540 Series routers, ensuring stable operation in service provider and enterprise networks. This power supply unit is crucial for maintaining network uptime, offering efficient power conversion and distribution. The “A” suffix typically indicates a specific regulatory domain or feature set, often related to power input specifications or compliance. It is a hot-swappable component, allowing for replacement or maintenance without disrupting the router’s operation.
