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Cisco Catalyst 3750-X Series: WS-C3750X-48P-S – High-Density PoE+ Stackable Switch
Jun 13 , 2025 6

Cisco Catalyst 3750-X Series: WS-C3750X-48P-S – High-Density PoE+ Stackable Switch


WS-C3750X-48P-S


Product Overview
The WS-C3750X-48P-S is a 1RU stackable switch designed for enterprise access layer deployments requiring high-density Power over Ethernet. This robust switch combines 48 PoE+ ports with advanced stacking capabilities, making it ideal for unified communications, wireless LANs, and IP surveillance systems.

Technical Specifications & Features

  • Port Configuration:

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

    • 4x 1G SFP uplink ports

    • StackWise-Plus technology (32Gbps stacking bandwidth)

  • Power Architecture:

    • 740W total PoE budget (with 1100W power supply)

    • Optional redundant power supply

    • EnergyWise power management

  • Performance Metrics:

    • 160Gbps switching capacity

    • 119Mpps forwarding rate

    • <3.2μs latency

  • Advanced Features:

    • Cisco IOS with LAN Base feature set

    • Advanced QoS (8 queues per port)

    • DHCP snooping and IP Source Guard

    • Dual hot-swappable fan modules

Optimized Deployment Scenarios
✔ High-density VoIP phone deployments
✔ 802.11ac wireless access point aggregation
✔ IP surveillance camera networks
✔ Medium-sized enterprise wiring closets
✔ Digital signage and kiosk networks


Next-Generation Successor: C3850-48FP-M (Projected 2025 Release)

Technology Evolution Comparison

FeatureWS-C3750X-48P-SC3850-48FP-MImprovement
Port Speed1G PoE+2.5G PoE++2.5x faster
PoE Budget740W1440W2x capacity
Stacking Bandwidth32Gbps160Gbps5x
Power Efficiency80%94%14% better
ManagementTraditional CLIAI-driven cloudModern operations

Strategic Advantages of Next-Gen Model

  1. Multi-Gigabit Ready: Supports 2.5GBASE-T for Wi-Fi 6/6E

  2. Ultra PoE++: 60W per port (802.3bt) for advanced devices

  3. Intent-Based Networking: Policy-driven automation

  4. Enhanced Security: Encrypted Traffic Analytics

  5. Sustainable Design: 40% lower power consumption

Migration Recommendations

  1. Current Deployments: WS-C3750X-48P-S remains viable for existing 1G PoE needs

  2. Future Planning: C3850-48FP-M for Wi-Fi 6E and IoT expansion

  3. Cabling Considerations:

    • Existing Cat5e supports 2.5G up to 100m

    • New installs should use Cat6a for future 5G/10G

  4. Implementation Phases:

    • Phase 1: Core PoE++ device connectivity

    • Phase 2: Stacking infrastructure upgrade

    • Phase 3: AI operations enablement

Conclusion
The WS-C3750X-48P-S continues to serve traditional PoE+ needs, while the C3850-48FP-M delivers:

  • 2.5x faster access ports

  • 2x PoE power budget

  • 5x stacking performance

  • AI-driven management

  • 94% energy efficiency

Title Options

  1. "From PoE+ to PoE++: The Multi-Gig Enterprise Edge Evolution"

  2. "The AI-Ready Access Switch: 1.44kW of Intelligent Power"

  3. "Next-Gen Stackable Switching: Where 2.5G Meets Intent-Based Networking"

  4. "Sustainable PoE Infrastructure: The 802.3bt Revolution"

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