United States$5,000,000+
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Clara Grant
5
48-port UPOE IP Services switch is stable and easy to manage.
WS-C3750X-48U-S
CATALYST 3750X 48PORT UPOE IP BASE
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WS-C3750X-48U-S
- Description:
- CATALYST 3750X 48PORT UPOE IP BASE
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- Brand:
- Cisco
- GTIN:
- 882658533426
- Condition:
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WS-C3750X-48U-S Overview
WS-C3750X-48U-S is a high-performance, stackable Cisco Catalyst switch built on a resilient architecture designed for modern enterprise networks. It features 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 1G SFP uplink ports, delivering reliable connectivity with scalability in mind.
WS-C3750X-48U-S offers flexible power options, proven stacking technology, and robust performance suitable for campus LANs, branch offices, and high-density wiring closets. Its advanced architecture and non-POE design make it ideal for environments requiring consistent throughput, efficient management, and seamless integration into existing network infrastructures.
WS-C3750X-48U-S price is is available on request. Get immediate quote.
Request bulk order quote for WS-C3750X-48U-S for additional pricing. Browse the full Catalyst 3750 Switches series or explore all Cisco products.
WS-C3750X-48U-S Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply / N/A
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Power Consumption
- 370W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- WS-C3750X-48U-S
- Uplink Configuration
- 1G
- 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 Ethernet ports and 4 SFP uplink ports
- Flash Memory
- 256 MB
- Switching Capacity
- 176 Gbps
- Switching Capacity with Stacking
- 320 Gbps
- Product Name
- Cisco Catalyst 3750X 48-Port 10/100/1000 Unified Access Switch
- Height
- 1.73 inches
- Width
- 17.5 inches
- Depth
- 15.8 inches
- Weight
- 42 lbs
WS-C3750X-48U-S Use Case
High-Density Campus Access Layer for Unified Communications
Scenario: A 500-user enterprise campus requires consolidated 802.11ac Wave 2 APs and IP telephony. Solution: Deploy a stack of WS-C3750X-48U-S Catalyst 3750X 48-Port UPOE IP Base switches with 740 W UPOE power budget, StackWise Plus 480 Gbps interconnect and IP Base routing. Benefit: Simplified management, deterministic QoS for voice and wireless, seamless scalability and centralized power budgeting.
Converged Video Surveillance & Security System
Scenario: A smart building installs 4K PTZ PoE+ cameras, door controllers and intrusion sensors. Solution: Use WS-C3750X-48U-S Catalyst 3750X 48-Port UPOE IP Base with flexible NetFlow, ACL segmentation and dual 10 Gbps SFP+ uplinks. Benefit: High-density PoE for critical security devices, reduced cabling, granular traffic and power control, plus hardened network segmentation.
Branch Office Aggregation with Resilient PoE & Routing
Scenario: A retail chain’s 50 branch offices host PoS terminals, digital signage and guest Wi-Fi. Solution: Deploy WS-C3750X-48U-S Catalyst 3750X 48-Port UPOE IP Base using StackPower redundancy, Intelligent QoS and IP Base dynamic routing. Benefit: Continuous uptime with power-fail resilience, predictable performance under load, streamlined remote management and rapid service restoration.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 WS-C3750X-48U-S |  WS-C3750X-48T-E |  WS-C3750X-24P-L |  WS-C3750X-24U-L |  WS-C3750X-48P-L | |
|---|---|---|---|---|---|
| Depth | 15.8 inches | 18.9 inches | 16.1 inches | 11.13 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 | 64 MB | 64 MB | 64 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.75 inches | 1.73 inches | 1.73 inches | 1.73 inches |
| IOS | IP Services | LAN Base | LAN Base | LAN Base | LAN Base |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| 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-48U-S | WS-C3750X-48T-E | WS-C3750X-24P-L | WS-C3750X-24U-L | WS-C3750X-48P-L |
| Media Type Supported | Combo | Combo | Twisted Pair | Twisted Pair / Fiber | Twisted Pair / Fiber |
| Memory | 512 MB | 512 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 48 Ports | 48 Ports | 24 Ports | 24 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | POE+ | Non POE | POE+ |
| Port/Expansion Slot Details | 48 Ethernet ports and 4 SFP uplink ports | 48 Ethernet ports, 4 SFP uplink ports | 24 PoE ports with 4 SFP uplink ports and FlexStack-Plus stacking support | 24 Ethernet ports with 4 SFP uplink ports | 48 Ethernet ports + 4 SFP uplink ports; supports FlexStack-Plus stacking |
| Power Consumption | 370W | 365 W | N/A | N/A | 365 W |
| Power Source | Redundant Power Supply / AC Power Supply / N/A | Redundant Power Supply / AC Power Supply / N/A | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco Catalyst 3750X 48-Port 10/100/1000 Unified Access Switch | Catalyst 3750-X 48-Port 10/100/1000, 4 x 1G SFP, LAN Base | Cisco Catalyst WS-C3750X-24P-L | Cisco Catalyst 3750-X 24U-L | 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 | Yes | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 176 Gbps | 176 Gbps | 160 Gbps | 128 Gbps | 160 Gbps |
| Switching Capacity with Stacking | 320 Gbps | 160 Gbps | 160 Gbps | 160 Gbps | 320 Gbps |
| Uplink Configuration | 1G | 1G | 1G | 1G | 1G |
| Weight | 42 lbs | 25 lbs | 29 lbs | 23 lbs | 49.8 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.32 inches | 17.5 inches |
Reviews & Ratings
E
Ethan Perry
4
High-density deployments are seamless and reliable.
H
Hannah Lane
4
Predictable operation with minimal maintenance required.
L
Lucas Hill
5
Handles multiple PoE devices effortlessly.
I
Isabel Fox
5
Cisco build quality ensures long-term stability.
Questions & Answers
What is the Cisco Catalyst WS-C3750X-48U-S switch?
The Cisco Catalyst WS-C3750X-48U-S is a 48-port Gigabit Ethernet stackable switch with Cisco UPoE and IP Base feature set, designed for enterprise access layer deployments.
How many ports and what interfaces does the WS-C3750X-48U-S offer?
It offers 48 Gigabit Ethernet ports with UPoE support plus four dual-purpose 1G/10G SFP+ uplink ports for flexible fiber connectivity.
What is Cisco UPoE on the Catalyst 3750X?
Cisco UPoE (Universal Power over Ethernet) delivers up to 60W per port, enabling high-power devices such as IP cameras, wireless access points and digital signage.
What is the IP Base feature license?
The IP Base license includes essential Layer 3 routing protocols (OSPF, EIGRP stub, static routing), security, QoS, and advanced management features for enterprise access networks.
How does StackWise Plus enhance performance?
Cisco StackWise Plus technology allows up to nine Catalyst 3750X switches to operate as a single logical unit with 64 Gbps stacking bandwidth for improved resiliency and simplified management.
What is the switching capacity and forwarding rate?
The WS-C3750X-48U-S delivers up to 176 Gbps switching capacity and a forwarding rate of 130.95 Mpps for wire-speed performance.
What is the total PoE power budget for the switch?
With dual internal power supplies, the switch supports a maximum PoE budget of 810W, scalable for high-density deployments.
Does the WS-C3750X-48U-S support redundant power supplies?
Yes, it includes two integrated, load-sharing power supplies for redundancy and nonstop PoE operation during maintenance or failures.
What management options are available?
Manage the switch via Cisco IOS CLI, web-based GUI, SNMP, Cisco Prime Infrastructure or DNA Center for centralized automation and visibility.
Which Layer 3 routing protocols are supported?
The IP Base license supports static routing, OSPF, EIGRP stub, HSRP and VRRP for resilient, scalable network topologies.
What security features are built-in?
It offers 802.1X port-based access control, DHCP snooping, IP Source Guard, dynamic ARP inspection and ACL enforcement to secure the network edge.
How does QoS improve network performance?
Cisco Catalyst 3750X delivers advanced QoS with eight hardware queues, traffic shaping, policing and queue scheduling to prioritize voice, video and data traffic.
Is the switch energy-efficient?
Yes, it incorporates Energy Efficient Ethernet, low-power ASICs and smart fan control to reduce power consumption and operating costs.
What are typical use cases for this switch?
Ideal for enterprise campus access, converged IP telephony, wireless backhaul and high-density PoE applications in indoor wiring closets.
Which modules and transceivers are compatible?
The 3750X supports Cisco SFP and SFP+ modules (1G/10G), including GLC-SX, GLC-LX, SFP-10G-SR and CWDM SFPs for diverse fiber options.
What warranty and support options are available?
It includes a limited lifetime hardware warranty and access to Cisco Technical Assistance Center (TAC), with optional SMARTnet service for advanced support.