Cisco Nexus 9000 Series: N9K-C9372PX – High-Density PoE+ Enabled Data Center Switch

Jun 12 , 2025 11

Cisco Nexus 9000 Series: N9K-C9372PX – High-Density PoE+ Enabled Data Center Switch

Product Overview
The Cisco N9K-C9372PX is a 1RU fixed-configuration switch designed for modern converged networks requiring both high-performance switching and Power over Ethernet (PoE+) capabilities. This versatile switch combines 1G/10G connectivity with robust power delivery, making it ideal for intelligent edge deployments.

Key Features & Specifications

• Port Configuration:

• 48x 10/100/1000BASE-T PoE+ ports (30W per port, IEEE 802.3at)

• 6x 10G SFP+ uplink ports

• 2x 1G/10G management ports

• Power Specifications:

• Total PoE budget: 740W (with 1100W power supply)

• AC/DC power options available

• Performance Metrics:

• Switching capacity: 960Gbps

• Forwarding rate: 720Mpps

• Latency: <3μs (store-and-forward)

• Advanced Features:

• Unified access for wired/wireless devices

• Enhanced QoS for voice/video prioritization

• Cisco EnergyWise power management

• Secure network segmentation capabilities

Use Cases
✔ Unified Communications: IP phones, video conferencing systems
✔ Smart Buildings: IoT endpoints, security cameras, access control
✔ Retail Environments: Digital signage, POS systems
✔ Healthcare Networks: Medical IoT devices, patient monitoring
✔ Education Campuses: Classroom technology, wireless APs

Next-Generation Successor: N9K-C9396PX-FX (Projected 2025 Release)

Evolutionary Improvements

Strategic Advantages of Next-Gen Model

1. Ultra PoE Support: 90W per port (Type 4) for advanced devices

2. Multi-Gigabit Ready: 2.5G/5G/10G auto-negotiation

3. AI-Powered Energy Management: Predictive power allocation

4. Enhanced Security: Hardware-based TrustSec acceleration

5. Sustainable Design: 30% lower carbon footprint per port

Migration Recommendations

1. Current Installations: Continue using N9K-C9372PX for existing 1G PoE needs

2. Future Deployments: Plan for N9K-C9396PX-FX in new installations

3. Phased Upgrades: Prioritize high-power/high-speed areas first

4. Power Infrastructure: Ensure adequate power capacity for new models

5. Feature Adoption: Leverage new analytics and management capabilities

Conclusion
While the N9K-C9372PX remains a reliable solution for current PoE networking needs, the N9K-C9396PX-FX represents the future of intelligent power-enabled switching with:

• Quadrupled port density

• 2.4x greater power budget

• Multi-gigabit connectivity

• AI-driven power optimization

• Enhanced sustainability features

Alternative Title Options

1. "Cisco's PoE Evolution: From Standard to Ultra PoE++"

2. "The Future of Powered Networking: Beyond 1G PoE"

3. "Next-Gen Intelligent Edge: Cisco's PoE++ Revolution"

4. "Sustainable Power Networking: Cisco's 1800W Milestone"