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UPoE IP Base handled mixed endpoints reliably across all ports.
WS-C3850-48U-S
Cisco Catalyst 3850 48 Port UPOE IP Base
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Name:
WS-C3850-48U-S
- Description:
- Cisco Catalyst 3850 48 Port UPOE IP Base
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- Brand:
- Cisco
- GTIN:
- 46655493491
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- Warranty:
- 3
- List Price:
$14,000.00
- Price:
$3,843.0072.6% off
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WS-C3850-48U-S Overview
WS-C3850-48U-S is an enterprise-class switch engineered with a robust, modular architecture that drives high-throughput, low-latency performance. Designed for scalability, it offers 48 10/100/1000 Ethernet ports alongside 4 SFP uplink ports and supports advanced stacking technologies, ensuring seamless growth and simplified management across distributed networks.
WS-C3850-48U-S delivers versatile power options with support for redundant power supplies and efficient energy consumption, making it ideal for demanding branch offices and campus environments. Its Layer 2/Layer 3 capabilities, comprehensive routing features, and solid performance enable dynamic applications ranging from data center aggregation to critical network infrastructures.
WS-C3850-48U-S price is $3,843.00, a 72.6% saving from the Cisco list price of $14,000.00. WS-C3850-48U-S is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for WS-C3850-48U-S for additional pricing. Browse the full Catalyst 3850 Switches series or explore all Cisco products.
WS-C3850-48U-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
- 335 W
- 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-C3850-48U-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 x 10/100/1000 Ethernet ports, 4 x 1G SFP uplink ports
- Flash Memory
- 256 MB
- Switching Capacity
- 128 Gbps
- Switching Capacity with Stacking
- 480 Gbps
- Product Name
- Cisco Catalyst 3850-48U Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12.1 inches
- Weight
- 14 lbs
WS-C3850-48U-S Use Case
High-Density Wi-Fi 6 Campus Deployment with Cisco Catalyst 3850-48U-S UPoE IP Base
A large university deploys 250 Cisco Catalyst 9105 Wi-Fi 6 access points across five buildings. A stack of four WS-C3850-48U-S switches delivers 696W of 802.3bt UPoE per unit, consolidating power and data on a single platform. Outcome: seamless roaming, 40% higher wireless throughput, simplified VLAN segmentation and centralized management via Cisco IOS XE.
Unified Communications Power Delivery in Corporate HQ with Cisco Catalyst 3850-48U-S UPoE IP Base
A 500-seat corporate headquarters integrates Cisco IP Phones, video conferencing endpoints and Wi-Fi handsets. Two WS-C3850-48U-S switches supply up to 60W per port, eliminate separate power injectors and free up rack space. Outcome: reliable 100% PoE uptime, streamlined provisioning with Cisco DNA Center, and a 30% reduction in deployment time.
Smart Building IoT & Surveillance Integration Using Cisco Catalyst 3850-48U-S UPoE IP Base
A modern hospital converges 120 IP cameras, card-access readers and environmental sensors onto its network backbone. A pair of WS-C3850-48U-S switches powers all devices via UPoE, segments traffic with robust QoS and secures data with MAC-based access control. Outcome: consolidated cabling, 25% lower power draw, real-time monitoring and rapid fault isolation.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 WS-C3850-48U-S |  WS-C3850-48UW-S |  WS-C3850-32XS-S |  WS-C3850-48F-L |  WS-C3850-12XS-S | |
|---|---|---|---|---|---|
| Depth | 12.1 inches | 19.3 inches | 11.02 inches | 16.9 inches | 14.1 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10G | 10/100/1000 | 10G |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | 1.72 inches | 1.75 inches | 1.73 inches |
| IOS | IP Services | IP Services | IP Services | LAN Lite | LAN Base |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 | N/A |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | WS-C3850-48U-S | WS-C3850-48UW-S | WS-C3850-32XS-S | WS-C3850-48F-L | WS-C3850-12XS-S |
| Media Type Supported | Combo | Twisted Pair | Fiber | Twisted Pair | Fiber |
| Memory | 512 MB | 4 GB | 4 GB | 4 GB | 4 GB |
| Number of Downlink Ports | 48 Ports | 48 Ports | 32 Ports | 48 Ports | 12 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 12–24 Ports |
| POE Support | Non POE | POE+ | Non POE | POE+ | Non POE |
| Port/Expansion Slot Details | 48 x 10/100/1000 Ethernet ports, 4 x 1G SFP uplink ports | 48 PoE+ Ethernet ports and 4 fixed 10G SFP+ uplink ports | StackWise-480 stacking; 32 x 10G SFP+ fixed ports | 48 x 10/100/1000 PoE+ ports, 4 x 1G/10G SFP uplink ports | 12 x 10-Gigabit SFP+ ports |
| Power Consumption | 335 W | 435 W | 355 W | 370 W | 370W |
| Power Source | Redundant Power Supply / AC Power Supply / N/A | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco Catalyst 3850-48U Switch | Cisco Catalyst 3850-48UW-S | Cisco Catalyst 3850-32XS-S | Cisco Catalyst 3850-48F-L | Cisco Catalyst 3850-12XS-S |
| 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 | Yes | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 32 SFP+ Ports | 4 SFP Ports | 12 SFP Ports |
| Switching Capacity | 128 Gbps | 160 Gbps | 1280 Gbps | 128 Gbps | 160 Gbps |
| Switching Capacity with Stacking | 480 Gbps | 480 Gbps | 1280 Gbps | 160 Gbps | 480 Gbps |
| Uplink Configuration | 1G | 10G | 10G | 1G / 10G | 10G |
| Weight | 14 lbs | 26 lbs | 25.3 lbs | 31 lbs | 18 lbs |
| Width | 17.5 inches | 17.5 inches | 17.72 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
M
Martin Sheffield
4
Strong power delivery with stable switching performance.
N
Nathan Crowley
4
Good access-layer solution for VoIP and wireless.
O
Oliver Hastings
5
Cisco reliability with simple IP Base configuration.
P
Patrick Rowe
5
Met enterprise power and connectivity requirements confidently.
Questions & Answers
What is the Cisco Catalyst 3850 48 Port UPOE IP Base (WS-C3850-48U-S)?
The WS-C3850-48U-S is a fixed-configuration, stackable Gigabit Ethernet switch featuring 48 UPOE ports, Cisco IOS IP Base licensing and advanced Layer 2/3 services for campus access deployments.
What is Cisco UPOE and how does the Catalyst 3850 support it?
Cisco UPOE (Universal Power over Ethernet) delivers up to 60 W per port. The 3850-48U-S provides UPOE on all 48 ports to power cameras, VoIP phones and wireless access points without external injectors.
What is the maximum switching capacity and forwarding rate?
The Catalyst 3850-48U-S offers 176 Gbps of switching capacity and a packet forwarding rate of up to 154.76 Mpps, ensuring wire-speed performance under full load.
How many devices can I stack with Cisco StackWise-480?
You can stack up to eight Catalyst 3850 switches using Cisco StackWise-480, creating a single logical unit with up to 480 Gbps of stack bandwidth and unified management.
What uplink modules are compatible with this switch?
The 3850-48U-S supports optional uplink modules, including four-port 10 Gigabit SFP+ and two-port 40 Gigabit QSFP+, enabling flexible uplink connectivity and scaling.
What Layer 3 features are available with IP Base licensing?
IP Base includes static routing, RIP, OSPF, EIGRP stub, PIM-SM, PIM-SNo, VRF-lite and DHCP services, delivering enterprise-grade routing and multicast capabilities.
Can I upgrade from IP Base to IP Services on this switch?
Yes, an in-place license upgrade to IP Services is available via Cisco feature licenses, enabling advanced capabilities like BGP, MPLS, and advanced security.
What security features does the Catalyst 3850-48U-S offer?
Security features include IEEE 802.1X authentication, MACsec encryption, ACLs, Dynamic ARP Inspection, DHCP Snooping and TrustSec, protecting network access at the edge.
How is this switch managed?
Management options include Cisco IOS CLI, Web UI, SNMP, Cisco DNA Center and Cisco Prime Infrastructure for policy automation, visibility and network assurance.
What are the power and cooling specifications?
The 3850-48U-S consumes up to 1500 W under full UPOE load. It features front-to-back airflow, redundant field-replaceable fans and AC power supplies for enterprise reliability.
What are the physical dimensions and rack requirements?
The switch occupies 1 RU (44 mm H x 440 mm W x 437 mm D) and mounts in a standard 19-inch rack. Weight is approximately 12.2 kg (26.8 lb).
What warranty and support options are available?
Cisco offers a limited lifetime hardware warranty with return-for-repair service and access to Cisco’s TAC. Optional SMARTnet provides 24/7 support and next-business-day replacement.
Does the Catalyst 3850 support multicast routing?
Yes, the 3850-48U-S supports PIM-SM, PIM-SNo and IGMP v1/v2/v3 snooping for scalable multicast distribution in wired networks.
What QoS capabilities are included?
The switch offers end-to-end QoS with classification, marking, policing, shaping and priority queuing, ensuring reliable delivery for voice, video and data traffic.
Is virtual stacking supported on this model?
Cisco Catalyst 3850 supports StackWise-480 for physical stacking. Virtual stacking is achieved via Cisco DNA Center orchestration and SD-Access for network segmentation.
Which environments are ideal for the 3850-48U-S?
Designed for medium to large enterprise campuses, branch offices and converged networks requiring high-density UPOE, advanced security and unified wired-wireless access.