Cisco C9K-PWR-1100WAC | 1100W AC Power Supply, Hot-Swappable

Q: What Cisco switch models are compatible with this power supply?
A: The C9K-PWR-1100WAC is designed for Cisco Catalyst enterprise switching platforms. Verify compatibility with your specific switch model using Cisco's compatibility matrix or consult the product documentation for your switch chassis to confirm power supply bay requirements and supported SKUs.

Q: Does this power supply support redundant configurations?
A: Yes, this power supply supports N+1 redundant configurations when deployed in compatible switch chassis with dual power supply bays. Redundancy provides continuous operation if one power supply fails, enhancing network reliability for mission-critical deployments.

Q: Can I replace this power supply without shutting down the switch?
A: Yes, the C9K-PWR-1100WAC features a hot-swappable design allowing field replacement without powering down the switch. In redundant configurations with sufficient power budget, replacement can occur without disrupting network traffic or connected powered devices.

Q: What is the power efficiency rating of this unit?
A: This power supply delivers 1100W maximum output with AC input ranging from 115-240V. The wide voltage range and autoranging capability provide operational flexibility across different power environments. Specific efficiency ratings may vary; consult Cisco documentation for detailed performance metrics.

Q: What power cable is required for this power supply?
A: The C9K-PWR-1100WAC uses an IEC 320-C16 power receptacle. A compatible AC power cord rated for 13-15A is required. Cisco offers region-specific power cables (CAB-TA-NA for North America, CAB-TA-JP for Japan, etc.) sold separately to match your local power standards.