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UPoE ports supported diverse powered devices easily.
WS-C3850-24U-S
CATALYST 3850 24PORT UPOE IP BASE
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Name:
WS-C3850-24U-S
- Description:
- CATALYST 3850 24PORT UPOE IP BASE
- Rating:
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- Brand:
- Cisco
- GTIN:
- 714752712875
- Condition:
- Warranty:
- 3
- List Price:
$7,800.00
- Price:
$1,250.0084% off
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WS-C3850-24U-S Overview
WS-C3850-24U-S is a high-performance Cisco Catalyst switch engineered for demanding enterprise networks. Built with a robust architecture that supports both Layer 2 and Layer 3 functions, it delivers reliable data-forwarding and routing along with advanced features that optimize power use and network efficiency.
Designed for scalability and simplified management, the WS-C3850-24U-S offers 24 fixed 10/100/1000 Ethernet ports and 4 modular 1G SFP uplink ports, with StackWise-480 stacking technology to enable seamless expansion and high-speed interconnect. Its high switching throughput and versatile power options make it ideal for campus networks, branch deployments, and other high-density use cases.
WS-C3850-24U-S price is $1,250.00, a 84% saving from the Cisco list price of $7,800.00. WS-C3850-24U-S is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for WS-C3850-24U-S for additional pricing. Browse the full Catalyst 3850 Switches series or explore all Cisco products.
WS-C3850-24U-S Specifications
- Product Type
- Switch
- Power Source
- AC Power Supply
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Uplink Configuration
- 1G
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Height
- 1.73 inches
- Media Type Supported
- Combo
- Redundant Power Supply Supported
- Yes
- Flash Memory
- 256 MB
- Width
- 17.5 inches
- Number of Ethernet Ports
- 12–24 Ports
- Power Consumption
- 370 W
- IOS
- IP Services
- Switching Capacity
- 128 Gbps
- Memory
- 512 MB
- Number of Downlink Ports
- N/A
- Depth
- 12 inches
- Weight
- 19 lbs
- Switching Capacity with Stacking
- 480 Gbps
- Manufacturer Part Number
- WS-C3850-24U-S
- Port/Expansion Slot Details
- 24 x 10/100/1000 Ethernet ports and 4 x 1G SFP uplink ports; supports StackWise-480 stacking
- Product Name
- Cisco Catalyst 3850-24U Switch
WS-C3850-24U-S Use Case
Enterprise Unified Communications with Cisco Catalyst 3850 24U-S UPOE IP Base
In a large corporate headquarters, IT teams deploy the Cisco Catalyst 3850 24U-S UPOE IP Base to centrally power and manage 24 VoIP phones and Wi-Fi 6 access points over a single switch. The integrated UPOE delivers up to 60W per port, eliminating local power injectors and reducing rack space. Advanced QoS prioritization and IP Base security features guarantee low-latency, high-reliability voice traffic. Outcome: streamlined operations, up to 30% lower deployment costs, and superior call quality across the enterprise.
Smart Building IoT Infrastructure with WS-C3850-24U-S
Facility managers in commercial real estate integrate environmental sensors, LED lighting controllers, and access control systems onto the WS-C3850-24U-S Catalyst 3850 24-port UPOE IP Base switch. Its high PoE budget supports 24 smart devices with real-time power and data monitoring via Cisco DNA Center. Automated alerts optimize energy use and cut HVAC inefficiencies by up to 25%. Outcome: consolidated cabling, centralized IoT oversight, and measurable energy savings.
Retail Branch Edge for PoE-Powered POS and Digital Signage
A national retail chain equips each store with the Cisco WS-C3850-24U-S switch to power PoE point-of-sale terminals, digital signage, and IP security cameras. Integrated stacking and IP Base Layer 3 capabilities aggregate WAN links and enforce access control lists at the edge. The design delivers secure, low-latency transactions and real-time marketing content updates. Outcome: uniform store performance, simplified branch deployments, and improved customer experience with 99.99% network uptime.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 WS-C3850-24U-S |  WS-C3850-24U-E |  WS-C3850-24P-L |  WS-C3850-48P-L | |
|---|---|---|---|---|
| Depth | 12 inches | 18.1 inches | 17.2 inches | 18 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 256 MB | 256 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.73 inches | 1.75 inches | 1.75 inches |
| IOS | IP Services | IP Services | LAN Lite | LAN Lite |
| Interface Ports | 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 |
| Manageable | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | WS-C3850-24U-S | WS-C3850-24U-E | WS-C3850-24P-L | WS-C3850-48P-L |
| Media Type Supported | Combo | Combo | Combo | Twisted Pair |
| Memory | 512 MB | 4 GB | 512 MB | 512 MB |
| Number of Downlink Ports | N/A | 24 Ports | 24 Ports | 48 Ports |
| Number of Ethernet Ports | 12–24 Ports | 12–24 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | POE+ | POE+ |
| Port/Expansion Slot Details | 24 x 10/100/1000 Ethernet ports and 4 x 1G SFP uplink ports; supports StackWise-480 stacking | 24 x 10/100/1000 ports, 4 x 1G SFP uplink ports | 24 PoE ports, 4 SFP uplink ports | 48 PoE+ Ethernet ports, 4 SFP uplink ports |
| Power Consumption | 370 W | 220 W | 370W | 370W |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | Cisco Catalyst 3850-24U Switch | Cisco Catalyst 3850-24U-E | Cisco Catalyst 3850 24 Port PoE Switch - LAN Lite | Cisco Catalyst 3850-48P-L |
| Product Type | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 128 Gbps | 128 Gbps | 176 Gbps |
| Switching Capacity with Stacking | 480 Gbps | 160 Gbps | 160 Gbps | 160 Gbps |
| Uplink Configuration | 1G | 1G | 1G | 1G |
| Weight | 19 lbs | 22 lbs | 26 lbs | 25 lbs |
| Width | 17.5 inches | 17.1 inches | 17.5 inches | 19 inches |
Reviews & Ratings
V
Vaughn Siddiqui
4
Reliable LAN Base switching with power flexibility.
W
Wajid Kerr
4
Good option for access layer deployments.
X
Xavian Moore
5
Cisco quality with dependable PoE output.
Y
Yahya Collins
5
Stable performance in daily operations.
Questions & Answers
What is the Cisco Catalyst 3850 24-Port UPOE IP Base switch?
The Cisco Catalyst 3850 24-Port UPOE IP Base (WS-C3850-24U-S) is a stackable enterprise switch delivering up to 24 UPOE ports, advanced Layer 2/3 features and integrated wireless controller capabilities under the IP Base software license.
How many ports and speeds does the WS-C3850-24U-S support?
The WS-C3850-24U-S provides 24 fixed 1G UPOE ports plus four 10G SFP+ uplinks, supporting full wire-speed forwarding on all access and uplink ports.
What is Cisco UPOE on the Catalyst 3850 series?
Cisco Universal Power over Ethernet (UPOE) on the Catalyst 3850 delivers up to 60 W per port, enough to power high-performance IoT devices, IP cameras and thin clients over standard Ethernet cabling.
What features are included in the IP Base license?
The IP Base license on the Catalyst 3850 provides advanced Layer 2 switching, static and RIP routing, basic QoS, security features and an integrated wireless controller with access point management.
What is the switching capacity and forwarding throughput?
The Catalyst 3850 24U-S offers 176 Gbps of switching capacity and up to 154.76 Mpps of forwarding throughput, ensuring wire-rate performance for demanding LAN environments.
Can I stack multiple WS-C3850-24U-S units?
Yes, the Catalyst 3850 supports Cisco StackWise-480 technology, allowing up to nine switches to be managed as a single logical unit with 480 Gbps of stacking bandwidth.
What is the total PoE power budget on the 24U-S model?
The WS-C3850-24U-S provides a total PoE budget of 740 W, enabling simultaneous powering of multiple high-draw devices across all 24 UPOE ports.
Does the WS-C3850-24U-S support PoE+ as well as UPOE?
Yes, the switch is backward-compatible with PoE+ (802.3at) and PoE (802.3af), automatically negotiating the appropriate power level for connected devices.
What management and security features does it offer?
The Catalyst 3850 includes CLI, Cisco Prime Infrastructure, SDM guidelines, 802.1X, DHCP snooping, dynamic ARP inspection and MACsec support for encrypted port-to-port traffic.
Is the WS-C3850-24U-S compatible with Cisco DNA Center?
Yes, the switch integrates with Cisco DNA Center for policy-based automation, analytics and assurance, simplifying campus network management and visibility.
What are typical deployment use cases?
The Catalyst 3850 24U-S is ideal for medium- to large-enterprise access layers, IP telephony, wireless access aggregation and high-density IoT/edge deployments requiring secure PoE.
What warranty and support options are available?
Cisco offers a limited lifetime hardware warranty for the Catalyst 3850 plus optional SMARTnet service for 24×7 technical support, advance hardware replacement and OS updates.
How do I upgrade the software on the Catalyst 3850?
You can upgrade IOS XE on the Catalyst 3850 via Cisco IOS CLI or Cisco DNA Center, using TFTP, FTP, USB or Smart Install image deployment methods.
What are the physical dimensions and mounting options?
The WS-C3850-24U-S measures 44.5 cm×45.5 cm×4.4 cm (W×D×H), weighs 6.5 kg and ships with standard 19-inch rack-mount brackets and optional wall-mount kits.
Does the switch support IPv6 and dual-stack deployments?
Yes, the Catalyst 3850 fully supports IPv6 routing, ACLs, SLAAC, DHCPv6, MLD Snooping and dual-stack operation alongside IPv4 networks.
Where can I access datasheets and technical documentation?
Detailed product specifications, installation guides and configuration examples for the WS-C3850-24U-S are available on Cisco’s official website under the Catalyst 3850 series support page.