United States$5,000,000+
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George Lambert
5
Deep buffer design handles traffic bursts well.
C9300-24UB-E=
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ELA CATALYST 9300 DEEP BUFFER 24PORT UPOE NETW ESSENTIALS
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C9300-24UB-E=
- Description:
- ELA CATALYST 9300 DEEP BUFFER 24PORT UPOE NETW ESSENTIALS
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- Cisco
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- List Price:
$8,613.00
- Price:
$4,543.0047.3% off
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C9300-24UB-E= Overview
C9300-24UB-E= is a high-performance Cisco Catalyst 9300 Series switch built with a resilient, modular architecture that delivers enterprise-grade scalability and reliability. Designed to support modern networks, it offers integrated power options with AC power and robust UPOE functionality, a suite of 24 10/100/1000 PoE ports for end-user connectivity, and dedicated uplink SFP ports for flexible fiber connections.
C9300-24UB-E= supports advanced stacking capabilities that enable simplified management and enhanced scalability for campus and branch deployments. Its proven performance and Layer 2/Layer 3 support make it ideally suited for mission-critical applications, ensuring reliable connectivity and optimal network efficiency in demanding environments.
C9300-24UB-E= price is $4,543.00, a 47.3% saving from the Cisco list price of $8,613.00. C9300-24UB-E= is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for C9300-24UB-E= for additional pricing. Browse the full Cisco Catalyst 9300 Switches series or explore all Cisco products.
C9300-24UB-E= 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
- Redundant Power Supply Supported
- No
- Uplink Configuration
- 1G
- SFP Ports
- 4 SFP Ports
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Height
- 1.73 inches
- Flash Memory
- 256 MB
- Width
- 17.5 inches
- Number of Ethernet Ports
- 12–24 Ports
- Power Consumption
- 370 W
- Media Type Supported
- Twisted Pair / Fiber / Combo
- IOS
- IP Services
- Number of Downlink Ports
- 4 Ports
- POE Support
- POE+
- Depth
- 12 inches
- Memory
- 4 GB
- Switching Capacity
- 1280 Gbps
- Weight
- 16 lbs
- Switching Capacity with Stacking
- 480 Gbps
- Manufacturer Part Number
- C9300-24UB-E=
- Port/Expansion Slot Details
- 24x 10/100/1000 PoE ports, 4x 1G SFP uplink ports
- Product Name
- Cisco Catalyst 9300-24UB-E=
C9300-24UB-E= Use Case
Enterprise IoT & uPoE Sensor Deployment
In a large-scale manufacturing plant, IT teams deploy the C9300-24UB-E=-ELA Catalyst 9300 deep buffer 24-port uPoE switch to power and manage 100+ temperature, vibration and asset-tracking sensors over PoE. The built-in deep packet buffer absorbs data bursts during peak read cycles, ensuring zero packet loss. Outcome: Consistent real-time telemetry, simplified PoE device provisioning and 99.99% uptime for predictive maintenance.
High-Definition IP Video Surveillance Network
A retail chain installs 24 HD and 4K PoE security cameras per location, leveraging the C9300-24UB-E=-ELA Catalyst 9300 for its 60W uPoE ports and deep buffer technology to handle video-stream spikes. Network Essentials features simplify VLAN segmentation and QoS prioritization for surveillance traffic. Outcome: Crystal-clear, uninterrupted recordings, centralized management of multi-site feeds and a 30% reduction in troubleshooting time.
Secure Branch-Office Edge Segmentation
A financial services firm uses the Catalyst 9300 deep buffer 24-port uPoE switch as an access-layer edge device for 10 branch offices. Network Essentials and StackWise capabilities enforce micro-segmentation between employee workstations, VoIP phones and wireless access points. Outcome: Encrypted, policy-driven traffic isolation, accelerated threat containment and a 50% improvement in compliance reporting efficiency.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| C9300-24UB-E= |  C9300L-24UXG2Q-10A |  C9300L-48P-4G-A |  C9300-24UXB-E= |  C9300L-48PF-4X-10E | |
|---|---|---|---|---|---|
| Depth | 12 inches | 11.80 inches | 14.53 inches | 11 inches | 11.02 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 | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.73 inches | 1.75 inches | 1.73 inches | 1.75 inches | 1.73 inches |
| IOS | IP Services | IP Services | LAN Base | IP Services | LAN Lite |
| 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 | C9300-24UB-E= | C9300L-24UXG2Q-10A | C9300L-48P-4G-A | C9300-24UXB-E= | C9300L-48PF-4X-10E |
| Media Type Supported | Twisted Pair / Fiber / Combo | Twisted Pair | Twisted Pair | Twisted Pair / Fiber | Twisted Pair / Fiber |
| Memory | 4 GB | 4 GB | 4 GB | 4 GB | 4 GB |
| Number of Downlink Ports | 4 Ports | 24 Ports | 4 Ports | N/A | 48 Ports |
| Number of Ethernet Ports | 12–24 Ports | 12–24 Ports | 24–48 Ports | 12–24 Ports | 24–48 Ports |
| POE Support | POE+ | Non POE | POE+ | Non POE | POE+ |
| Port/Expansion Slot Details | 24x 10/100/1000 PoE ports, 4x 1G SFP uplink ports | 24 fixed 10/100/1000 Ethernet ports and 4 fixed 1G/10G SFP+ uplink ports | 48 x 10/100/1000 PoE+ ports; 4 x 1G fixed uplink ports | 24 x 10/100/1000 Ethernet ports and 4 x 1G SFP uplink ports | N/A |
| Power Consumption | 370 W | 130 W | 370 W | N/A | 370W |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply | Redundant Power Supply / AC Power Supply |
| Product Name | Cisco Catalyst 9300-24UB-E= | Cisco Catalyst 9300L-24UXG2Q-10A | Cisco Catalyst 9300L 48-Port PoE+ Switch | Cisco Catalyst 9300-24UX Base Switch | Cisco Catalyst 9300L Series 48-Port PoE+ Switch with 4x 10G Uplink |
| Product Type | Switch | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | Yes | No | Yes | Yes |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 1280 Gbps | 160 Gbps | 128 Gbps | 160 Gbps | 176 Gbps |
| Switching Capacity with Stacking | 480 Gbps | 320 Gbps | 256 Gbps | 320 Gbps | 352 Gbps |
| Uplink Configuration | 1G | 10G | 1G | 1G / 10G | 10G |
| Weight | 16 lbs | 12 lbs | 32 lbs | 15 lbs | 30.9 lbs |
| Width | 17.5 inches | 17.5 inches | 17.5 inches | 17.5 inches | 17.56 inches |
Reviews & Ratings
K
Kevin Woods
5
UPOE Essentials works as expected.
B
Brian Cox
4
Stable access switch.
J
Jason Martin
5
Reliable under peak loads.
M
Mark Quinn
5
Good enterprise option.
Questions & Answers
What is the Cisco Catalyst 9300 Deep Buffer 24-port uPOE NETW Essentials switch (SKU C9300-24UB-E=)?
The Cisco Catalyst 9300-24UB-E= is a fixed 24-port Gigabit Ethernet switch with universal PoE+, deep buffering, uplink flexibility and the Network Essentials feature set designed for enterprise access deployments.
What key hardware features does the Catalyst 9300-24UB-E= offer?
It delivers 24 RJ-45 Gigabit Ethernet ports with uPOE (up to 60W per port), 4× 10G SFP+ uplinks, a forwarding capacity of 928 Gbps, and a 9.6 MB packet buffer for latency-sensitive applications.
How much PoE power budget does the 9300-24UB-E= provide?
The switch supports up to 1440W total PoE power budget, enabling uPOE delivery of up to 60W per port for high-power devices such as PTZ cameras and Thin Clients.
What uplink options are available on the Catalyst 9300-24UB-E=?
It includes four built-in 10G SFP+ uplink ports, compatible with both fiber and direct-attach optics for flexible aggregation and uplink connectivity.
What is the maximum switching capacity and forwarding rate?
The switch provides 928 Gbps switching capacity and a packet forwarding rate of 690 Mpps, ensuring wire-speed performance across all ports.
What is deep buffer technology, and why is it important?
Deep buffer technology uses an extended packet memory (9.6 MB) to absorb traffic spikes, minimize packet loss, and improve performance for video, voice and busy network environments.
How many switches can I stack with the Catalyst 9300 series?
You can stack up to eight Catalyst 9300-series switches using Cisco StackWise-480 technology for unified management and increased resiliency.
What license is included with SKU C9300-24UB-E=?
The purchase includes the Network Essentials license, which provides core Layer 2 and basic Layer 3 routing features, security, and QoS for campus access deployments.
How does Network Essentials differ from Network Advantage?
Network Essentials covers basic access, security, and limited routing. Network Advantage adds advanced routing, MPLS, telemetry, and software-defined access features.
Is the 9300-24UB-E= compatible with Cisco DNA Center?
Yes, the switch integrates with Cisco DNA Center for policy automation, assurance, and simplified network operations.
Does the switch support SD-Access and network automation?
With the appropriate DNA subscription, it supports Cisco SD-Access, intent-based networking, and extensive programmability via REST APIs and Python scripting.
What management interfaces and protocols are available?
Management options include CLI, Cisco Prime Infrastructure, Cisco DNA Center, SNMPv2/v3, NetFlow, Syslog, SSH, and role-based access control.
What are the power consumption and efficiency characteristics?
Typical power draw is 445W (no PoE) and up to 1885W under full PoE load. The switch supports Energy Efficient Ethernet (IEEE 802.3az) for reduced idle power.
What warranty and support options are offered for C9300-24UB-E=?
Cisco provides a limited lifetime warranty for hardware with next-business-day replacement. Optional SMARTnet® service offers 24/7 technical support and software updates.
How do I perform a firmware upgrade on the Catalyst 9300 Deep Buffer switch?
Use Cisco IOS XE software image and upgrade via USB, TFTP, or Cisco DNA Center. The process involves copying the .bin file to flash and executing the install command from the CLI.
Can the Catalyst 9300 Deep Buffer switch be deployed in data center environments?
Although optimized for campus access, its deep buffer, high throughput and uPOE capabilities make it suitable for edge aggregation or compact data center top-of-rack deployments.