Cisco Catalyst 4500 Series Dual Input AC Power Supply

The Cisco Catalyst 4500 Series Dual Input AC Power Supply is engineered to power data throughput and PoE in demanding networks with reliability and scalability. Designed to accept either 100V AC or 200V AC circuits, this 4200W internal power supply stands as the largest internal AC power option available for Catalyst 4500 series switches. It delivers a robust power budget that supports today’s high-density PoE deployments while providing headroom for future growth, ensuring network uptime and performance across campus, data center, and branch environments. Built to integrate seamlessly with Cisco’s Catalyst 4500 series chassis, this PSU offers a stable, enterprise-grade foundation for scalable, future-ready networking deployments. If you’re planning large-scale PoE deployments—from IP phones and wireless access points to security cameras and IoT devices—this power supply is designed to meet those demands with efficiency and reliability.

• The 4200W power budget delivers substantial PoE capacity for high-density devices, enabling large-scale deployments of IP phones, wireless APs, cameras, and other PoE powered devices without compromising performance or needing frequent upgrades.
• Dual input compatibility supports 100V AC or 200V AC circuits, giving you flexible installation options in regional data centers, edge locations, or multi-site environments where electrical standards vary.
• Designed to support both data processing and PoE powering within Catalyst 4500 series chassis, the power supply integrates into your network with minimal configuration and helps maintain uptime during maintenance windows or power events.
• As the largest internal AC power supply option for the Catalyst 4500 family, it reflects Cisco’s commitment to scalability, reliability, and long-term return on investment for enterprise networks seeking to consolidate hardware while expanding capabilities.
• Optimized for large-scale PoE deployments, this power supply reduces the need for frequent upgrades as your network grows, enabling you to power more devices under a single, manageable, enterprise-grade power solution.

Technical Details of Cisco Catalyst 4500 Series Dual Input AC Power Supply

• Input voltage: Dual input support for 100V AC or 200V AC circuits, enabling flexible deployments across global data centers and site locations.
• Output power: Up to 4200W of internal power to support extensive PoE budgets and data throughput requirements for Catalyst 4500 series switches.
• Power type: Internal AC power supply designed for integration within Catalyst 4500 series chassis, with a focus on reliability and enterprise-grade performance.
• PoE capability: Supports PoE in conjunction with data signaling to power a wide range of PoE-enabled devices in a single, centralized power solution.
• Compatibility: Specifically designed for use with Cisco Catalyst 4500 series switches, ensuring seamless integration and optimized performance.
• Design and reliability: Built to deliver consistent power delivery in demanding network environments, supporting uptime and service continuity for business-critical applications.

How to install Cisco Catalyst 4500 Series Dual Input AC Power Supply

• Power down the Cisco Catalyst 4500 series switch and disconnect all connected power sources to ensure a safe installation environment.
• Access the PSU bay by following your chassis’ service guidelines, then align the Dual Input AC Power Supply with the slot or slot guide maintained by the chassis design.
• Gently slide the power supply into the slot until it seats firmly and you hear a click or confirm by the chassis LED indicators that the unit is locked in place.
• Connect the appropriate AC power cords to the PSU input, selecting either 100V AC or 200V AC according to your facility’s electrical infrastructure, and ensure proper grounding for safety and reliability.
• Power on the switch and verify the PSU status indicators reflect a healthy, active state. Check for Power and PoE activity indicators to confirm proper function and readiness for PoE devices.
• Test the PoE devices in your network to confirm power delivery, performance, and PoE budgets align with your deployment goals, adjusting as needed within your Cisco configuration and network design.

Frequently asked questions

• Q: What is the power budget of the Cisco Catalyst 4500 Series Dual Input AC Power Supply? A: It provides up to 4200W of internal power to support PoE-enabled devices and data throughput across Catalyst 4500 series switches.
• Q: Which voltages does the power supply support? A: It is designed for dual input AC operation, supporting 100V AC or 200V AC circuits to match regional electrical standards.
• Q: Is this power supply compatible with all Catalyst 4500 series switches? A: It is designed for use with Cisco Catalyst 4500 series chassis; compatibility should be confirmed with the specific switch model and chassis configuration.
• Q: Can the power supply support large-scale PoE deployments? A: Yes. With a 4200W internal power budget, it is optimized for high-density PoE environments, enabling a broad range of PoE devices to operate reliably.
• Q: How do I verify that the power supply is operating correctly after installation? A: Check the PSU indicators present on the chassis, confirm that the device recognizes the PSU, and test PoE devices to ensure proper power delivery and performance.