Power Supply Cisco NXA-PAC-650W-PI=

The Cisco NXA-PAC-650W-PI= is a hot-pluggable power supply intended for use with compatible Cisco Nexus switches, providing up to 650W of AC power to maintain network operation. Designed for data center and enterprise environments, this grey module supports continuous delivery of power to switching hardware and is built to meet the reliability and availability requirements of critical network infrastructures.

Advantages

The power supply delivers a stable 650W output with features that support high availability, including hot-swap capability and compatibility with supported Nexus platforms. Its compact, rack-oriented form factor and standardized AC input ensure easy replacement and integration into existing systems. The unit is engineered for efficiency and thermal performance to help maintain consistent operation under load.

Suitable for

• Enterprise data center switches requiring redundant power modules
• High-density network environments where reliable continuous power is essential
• IT racks that use Cisco Nexus 9000-series compatible power modules
• Network maintenance or upgrades where hot-pluggable replacements are needed

Key specifications

• Output power: 650W nominal
• Form factor: hot-pluggable, rack-compatible module
• Input type: AC mains input (standard voltage ranges supported by Cisco platforms)
• Cooling: integrated airflow and thermal management designed for switch chassis
• Color: grey
• Intended environment: data center and enterprise network equipment

How to use

Install the power supply into a compatible Cisco Nexus chassis following the chassis manufacturer’s insertion procedure: ensure the switch is configured for redundant power if applicable, slide the module into the designated slot until it seats and latches, then connect AC power and verify the unit is recognized by the switch management interface. For hot-swap replacement, remove the failed module while the system is powered according to the device’s service instructions, then insert the replacement and confirm normal operation through system LEDs and management logs.

Recommendations

Use this power supply in racks with adequate ventilation and within the ambient temperature ranges specified by the switch vendor. Verify compatibility with your specific Cisco Nexus model before purchase and maintain at least one redundant power module for critical deployments to maximize uptime.