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Name:
WS-C3750X-48U-E
- Description:
- CATALYST 3750X 48PORT UPOE IP SVCS C
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3 Year Extended Warranty
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WS-C3750X-48U-E Overview
WS-C3750X-48U-E is a high-performance, stackable Layer 3 switch engineered for enterprise networks. Built on a robust architecture that integrates advanced routing, comprehensive quality of service (QoS), and enhanced security features, this model is optimized to meet the dynamic needs of modern campus and branch deployments.
WS-C3750X-48U-E offers 48 Gigabit Ethernet ports along with 4 SFP uplink ports, providing versatile connectivity and flexible power options including redundant AC power supplies to ensure continuous operation. Its FlexStack-Plus stacking capability and high switching capacity deliver exceptional performance and scalability, making it ideal for mission-critical applications and growing network environments.
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WS-C3750X-48U-E Specifications
| Product Type | Switch |
| Power Source | Redundant Power Supply / AC Power Supply |
| Layer Supported | Layer 2 / Layer 3 |
| Form Factor | Rack-mount |
| Power Consumption | 380 W |
| Number Of Ethernet Ports | 24–48 Ports |
| Number Of Downlink Ports | 48 Ports |
| Manageable | Managed |
| Ethernet Technology | 10/100/1000 |
| Media Type Supported | Twisted Pair / Fiber / Combo |
| Redundant Power Supply Supported | Yes |
| Manufacturer Part Number | WS-C3750X-48U-E |
| Uplink Configuration | 1G / 10G |
| IOS | IP Services |
| POE Support | Non POE |
| SFP Ports | 4 SFP Ports |
| Memory | 512 MB |
| Rack Units | 1 RU |
| Interface Ports | 10/100/1000 |
| Port/Expansion Slot Details | 48 Gigabit Ethernet ports, 4 SFP uplink ports, and a dedicated management port |
| Flash Memory | 256 MB |
| Switching Capacity | 160 Gbps |
| Switching Capacity With Stacking | 160 Gbps |
| Product Name | Cisco Catalyst 3750-X 48 Port Switch |
| Height | 1.73 inches |
| Width | 17.5 inches |
| Depth | 16.5 inches |
| Weight | 22 lbs |
WS-C3750X-48U-E Use Case
Corporate VoIP and Wireless Access Consolidation
In a 1,000-user enterprise headquarters, the WS-C3750X-48U-E powers 48 VoIP handsets and 30 802.11ac access points via uPoE while running dynamic routing (OSPF/EIGRP) and QoS under the IP Services license. StackWise Plus clustering and StackPower redundancy deliver sub-100 ms failover and unified voice/data convergence. Outcome: cuts rack footprint by 50%, ensures consistent HD voice and wireless performance, and reduces operational expense by 30%.
Campus Distribution with High-Availability Stacking
In a multi-building university campus, the Catalyst 3750X 48-Port uPoE switch aggregates edge switches, powers IP cameras and digital signage, and enforces VRF-based segmentation for research, administration, and guest networks. Nine-switch StackWise Plus provides 80 Gbps of stacking bandwidth and active-active uplink resiliency. Outcome: simplifies management, delivers 99.999% uptime, and scales to 200% user growth without additional rack space.
Secure IoT and Automation in Smart Manufacturing
On the plant floor of a precision manufacturing facility, the WS-C3750X-48U-E supplies uPoE to IP cameras, sensor gateways, and barcode scanners while using advanced ACLs, NetFlow, and SVI routing to isolate production, QA, and guest VLANs. 10 GbE SFP+ uplinks ensure low-latency data feeds into the control system. Outcome: enhances IIoT visibility, maintains sub-5 ms failover for automated processes, and enforces end-to-end security for industry compliance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Depth | 18.9 inches | 11.5 inches | 16.5 inches | 12.1 inches | 28.9 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.73 inches | 1.73 inches | 1.73 inches | 1.73 inches |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| IOS | LAN Base | LAN Base | IP Services | IP Services | LAN Base |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | WS-C3750X-48T-E | WS-C3750X-24U-S | WS-C3750X-48U-E | WS-C3750X-24P-E | WS-C3750X-48P-L |
| Media Type Supported | Combo | Combo | Twisted Pair / Fiber / Combo | Twisted Pair / Fiber | Twisted Pair / Fiber |
| Memory | 512 MB | 512 MB | 512 MB | 512 MB | 256 MB |
| Number of Downlink Ports | 48 Ports | 24 Ports | 48 Ports | 24 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | POE+ | POE+ |
| Port/Expansion Slot Details | 48 Ethernet ports, 4 SFP uplink ports | N/A | 48 Gigabit Ethernet ports, 4 SFP uplink ports, and a dedicated management port | 24 x 10/100/1000 PoE, 4 x 1G SFP | 48 Ethernet ports + 4 SFP uplink ports; supports FlexStack-Plus stacking |
| Power Consumption | 365 W | 215W | 380 W | 355W | 365 W |
| Power Source | Redundant Power Supply / AC Power Supply / N/A | AC Power Supply | Redundant Power Supply / AC Power Supply | Redundant Power Supply | AC Power Supply |
| Product Name | Catalyst 3750-X 48-Port 10/100/1000, 4 x 1G SFP, LAN Base | Cisco Catalyst 3750-X 24 Port Uplink Switch - LAN Base | Cisco Catalyst 3750-X 48 Port Switch | Cisco Catalyst 3750-X 24 Port PoE Switch - Enhanced (WS-C3750X-24P-E) | Cisco Catalyst WS-C3750X-48P-L |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | Yes | Yes | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 128 Gbps | 160 Gbps | 160 Gbps | 160 Gbps |
| Switching Capacity with Stacking | 160 Gbps | 160 Gbps | 160 Gbps | 160 Gbps | 320 Gbps |
| Uplink Configuration | 1G | 1G | 1G / 10G | 1G | 1G |
| Weight | 25 lbs | 23 lbs | 22 lbs | 24.3 lbs | 49.8 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.32 inches | 17.5 inches |
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Questions & Answers
Q
What is the Cisco Catalyst 3750X-48U-E?
A
The Cisco Catalyst 3750X-48U-E is a 1RU, stackable enterprise switch with 48 UPOE-capable RJ-45 ports and IP Services licensing for advanced Layer 3 features.
Q
How many UPOE ports does the Catalyst 3750X-48U-E have and what is its power budget?
A
It offers 48 UPOE ports delivering up to 60W per port with a total PoE budget of 1440W for powering high-demand devices.
Q
Which uplink ports are available on the Catalyst 3750X-48U-E?
A
The switch includes four uplink ports—two 1G SFP and two 10G SFP+—for flexible fiber connectivity and aggregation.
Q
What is the switching capacity and forwarding rate?
A
It provides a switching capacity of 176 Gbps and a forwarding rate of 130.95 Mpps for low-latency performance.
Q
Does the Catalyst 3750X-48U-E include the IP Services feature set?
A
Yes, it ships with Cisco IP Services licensing, offering advanced routing protocols such as OSPF, EIGRP, and BGP.
Q
What stacking technology does the 3750X-48U-E use?
A
The switch leverages Cisco StackWise+ technology to stack up to nine units with 80 Gbps of stacking throughput.
Q
What Layer 3 routing features are supported?
A
It supports full Layer 3 routing, including static routes, RIPv2, OSPF, EIGRP, BGP, and multicast routing with PIM.
Q
How is the Catalyst 3750X-48U-E managed and secured?
A
Management options include Cisco IOS CLI, web GUI, SNMP, and Cisco Prime, while security features cover 802.1X authentication, ACLs, and DHCP snooping.
Q
What are the typical use cases for the Catalyst 3750X-48U-E?
A
Ideal for campus access, branch aggregation, PoE-powered endpoints, wireless LAN backhaul, and IP surveillance deployments.
Q
How energy efficient is the Catalyst 3750X-48U-E?
A
It offers Energy Efficient Ethernet (IEEE 802.3az), per-port power management, and fan speed optimization to reduce energy consumption.
Q
Does the switch support IPv6?
A
Yes, it provides full IPv6 Layer 2 and Layer 3 support, including IPv6 routing, ACLs, and QoS.
Q
What are the physical dimensions and weight of the 3750X-48U-E?
A
It measures 44.5 × 44 × 4.5 cm (W × D × H) and weighs approximately 8 kg (17 lbs) in a 1RU form factor.
Q
What environmental specifications does the Catalyst 3750X-48U-E meet?
A
It operates between 0°C to 40°C, supports 10%–90% non-condensing humidity, and meets NEBS Level 3 standards.
Q
What warranty and support options are available?
A
It includes a limited lifetime hardware warranty and is eligible for Cisco SMARTnet for extended 24/7 support and next-business-day replacement.
Q
How do I upgrade the software and maintain the Catalyst 3750X-48U-E?
A
You can upgrade the IOS image via TFTP, USB, or Cisco Prime Infrastructure and perform maintenance with embedded RPM and EEM scripts.
Q
Why choose the 3750X-48U-E for PoE and UPOE deployments?
A
Its high PoE budget, advanced power management, and UPOE support make it ideal for powering IP cameras, phones, and wireless access points.
