Cisco N540-PWR400-A 400W AC Power Supply

Reliable power for high-performance routing environments.

The Cisco N540-PWR400-A is a hot-swappable, high-efficiency AC power supply engineered for the Cisco NCS 540 Series routers. Designed to deliver consistent 400W output, it ensures uninterrupted operation in demanding enterprise and service provider networks.

Key Features:

• 400-Watt Output Capacity – Supports full-load operation for NCS 540 platforms.
• AC Input Range – 90–265V for global deployment flexibility.
• Hot-Swappable Design – Enables live replacement without service disruption.
• Redundancy Support – Ideal for high-availability configurations.
• Compact Form Factor – Preserves airflow and rack space efficiency.

Compatible Units:

This power supply is specifically designed for the following Cisco platforms:

• Cisco NCS 540 Series Routers, including:

• NCS540-24Z8Q2C
• NCS540X-24Z8Q2C
• NCS540-ACC-SYS
• NCS540X-ACC-SYS

These units leverage the N540-PWR400-A for primary or redundant power configurations, making it a critical component in edge routing, aggregation, and metro deployments.