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48-port SFP+ switch delivered stable 10G performance.
WS-C3850-48XS-S
WS-C3850-48XS-S 48SFP+ 4QSFP+ ENET PORTS W/ 750WAC PSU 1RU
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Name:
WS-C3850-48XS-S
- Description:
- WS-C3850-48XS-S 48SFP+ 4QSFP+ ENET PORTS W/ 750WAC PSU 1RU
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Cisco
- GTIN:
- 748926467094
- Condition:
- Warranty:
- 3
- List Price:
$49,935.00
- Price:
$3,800.0092.4% off
Quantity:
1
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WS-C3850-48XS-S Overview
WS-C3850-48XS-S is a high-performance switch from the Cisco Catalyst 3850 Series engineered with a unified architecture that delivers both robust Layer 2 and Layer 3 functionality. It features 48 fixed 10-Gigabit SFP+ ports along with 4 dedicated 40-Gigabit uplink ports, ensuring high throughput and low latency for data-intensive environments.
WS-C3850-48XS-S provides versatile power options with the ability to support a redundant power supply, while integrated stacking via FlexStack-Plus technology simplifies scalability and enhances network resiliency. Its optimized performance and deterministic forwarding make it well-suited for enterprise campuses, data centers, and branch offices demanding converged voice, video, and data services.
WS-C3850-48XS-S price is $3,800.00, a 92.4% saving from the Cisco list price of $49,935.00. WS-C3850-48XS-S is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for WS-C3850-48XS-S for additional pricing. Browse the full Catalyst 3850 Switches series or explore all Cisco products.
WS-C3850-48XS-S Specifications
- Product Type
- Switch
- Layer Supported
- Layer 2 / Layer 3
- Form Factor
- Rack-mount
- Number of Ethernet Ports
- 24–48 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- POE Support
- Non POE
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Height
- 1.73 inches
- Number of Downlink Ports
- 48 Ports
- Redundant Power Supply Supported
- Yes
- Flash Memory
- 256 MB
- IOS
- IP Services
- Switching Capacity with Stacking
- N/A
- Weight
- 28 lbs
- Power Source
- Redundant Power Supply
- Uplink Configuration
- 40G
- Memory
- 4 GB
- Depth
- 18 inches
- Media Type Supported
- Fiber
- Width
- 19 inches
- Switching Capacity
- 480 Gbps
- SFP Ports
- 48 SFP+ Ports
- Power Consumption
- 420 W
- Manufacturer Part Number
- WS-C3850-48XS-S
- Port/Expansion Slot Details
- Fixed 48 x 10G SFP+ ports, 4 x 40G QSFP+ uplink ports
- Product Name
- Cisco Catalyst 3850-48XS-S
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
 WS-C3850-48XS-S |  WS-C3850-24U-L |  WS-C3850-48T-E |  WS-C3850-12XS-E | |
|---|---|---|---|---|
| Depth | 18 inches | 18.05 inches | 12 inches | 11 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 | 1.73 inches | 1.75 inches |
| IOS | IP Services | LAN Base | IP Services | IP Services |
| Interface Ports | 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 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | WS-C3850-48XS-S | WS-C3850-24U-L | WS-C3850-48T-E | WS-C3850-12XS-E |
| Media Type Supported | Fiber | Twisted Pair | Twisted Pair | Fiber |
| Memory | 4 GB | 512 MB | 4 GB | 4 GB |
| Number of Downlink Ports | 48 Ports | 24 Ports | 48 Ports | 12 Ports |
| Number of Ethernet Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports | 12–24 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | Fixed 48 x 10G SFP+ ports, 4 x 40G QSFP+ uplink ports | 24 x 10/100/1000 Ethernet ports, 4 x 1G SFP uplink ports | 48 Ethernet ports, 4 SFP uplink ports, StackWise-480 stacking | 12 fixed 10-Gigabit SFP+ ports |
| Power Consumption | 420 W | 250 W | 335 W | 295W |
| Power Source | Redundant Power Supply | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Catalyst 3850-48XS-S | Cisco Catalyst 3850-24U-L Switch | Cisco Catalyst 3850-48T-E | Cisco Catalyst 3850-12XS-E Switch |
| Product Type | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | No | Yes |
| SFP Ports | 48 SFP+ Ports | 4 SFP Ports | 4 SFP Ports | 12 SFP Ports |
| Switching Capacity | 480 Gbps | 128 Gbps | 176 Gbps | 480 Gbps |
| Switching Capacity with Stacking | N/A | 480 Gbps | 480 Gbps | 960 Gbps |
| Uplink Configuration | 40G | 1G | 1G | 10G |
| Weight | 28 lbs | 25.5 lbs | 31 lbs | 22 lbs |
| Width | 19 inches | 17.32 inches | 17.5 inches | 17.5 inches |
Reviews & Ratings
X
Xavier Donnelly
4
Reliable IP Base fiber switching.
Y
Yardley Stone
5
Handled aggregation traffic efficiently.
Z
Zeke Morrison
5
Cisco build quality with predictable throughput.
A
Adrian Fox
4
Excellent choice for fiber-based deployments.
Questions & Answers
What is the Cisco Catalyst WS-C3850-48XS-S switch?
The Cisco Catalyst WS-C3850-48XS-S is a 1RU enterprise-class switch featuring 48 SFP+ ports, 4 QSFP+ uplinks, and a redundant 750W AC power supply designed for high-performance data center and campus deployments.
How many fiber ports does the WS-C3850-48XS-S support?
The WS-C3850-48XS-S supports 48 SFP+ fiber ports for 10 Gigabit Ethernet connectivity, plus 4 QSFP+ uplink ports for 40 Gigabit Ethernet aggregation.
What power supply does the WS-C3850-48XS-S include?
This switch comes with a built-in 750W AC redundant power supply providing high availability and energy-efficient operation in mission-critical networks.
Can the WS-C3850-48XS-S be stacked?
Yes, the WS-C3850-48XS-S supports Cisco StackWise-480 technology, allowing up to nine switches to be stacked and managed as a single logical unit for simplified scalability.
What software features are available on the WS-C3850-48XS-S?
It runs Cisco IOS XE with full Layer 2 and Layer 3 routing, advanced QoS, multicast, security services, and NetFlow analytics for comprehensive network management.
Does the WS-C3850-48XS-S support Power over Ethernet?
No, the WS-C3850-48XS-S SKU does not include PoE/PoE+ capabilities; it is designed exclusively for fiber uplinks and aggregation.
What environments are ideal for deploying the WS-C3850-48XS-S?
This switch is ideal for data centers, enterprise campus cores, distribution layers, and high-density server aggregation requiring robust fiber connectivity.
Which uplink modules are compatible with the WS-C3850-48XS-S?
The switch includes four fixed QSFP+ ports and supports Cisco QSFP+ modules for 40G Ethernet uplinks, ensuring seamless integration with existing fiber infrastructures.
What is the maximum stacking bandwidth of the WS-C3850-48XS-S?
Using Cisco StackWise-480, the WS-C3850-48XS-S delivers up to 480 Gbps of stacking bandwidth for high-speed inter-switch communication and redundancy.
How do I manage the WS-C3850-48XS-S switch?
Management options include Cisco DNA Center, Cisco Prime Infrastructure, CLI via SSH/Telnet, web-based GUI, and SNMP for centralized configuration and monitoring.
What redundancy features does the WS-C3850-48XS-S offer?
The switch features redundant power supplies, hot-swappable fans, and StackWise-480 stacking for seamless failover and continuous network uptime.
What cooling architecture is used in the WS-C3850-48XS-S?
It uses front-to-back airflow with variable-speed fans to optimize thermal performance in rack-based and data center environments.
What mounting options are available for the WS-C3850-48XS-S?
The WS-C3850-48XS-S comes with rack-mount brackets for standard 19-inch racks and can be deployed on top of or below other rack equipment in 1RU.
What is the latency and switching capacity of the WS-C3850-48XS-S?
This switch provides up to 176 Gbps forwarding bandwidth with sub-microsecond latency, ensuring low-latency performance for demanding applications.
Can I upgrade the operating system on the WS-C3850-48XS-S?
Yes, the WS-C3850-48XS-S supports in-service software upgrades (ISSU) on Cisco IOS XE, allowing non-disruptive updates for minimal downtime.
What warranty and support options are available?
Cisco offers a limited lifetime warranty for the hardware, with optional SMARTnet service for 24/7 support, rapid replacement, and software updates.