Cisco C9300-24UB Switch

The Cisco Catalyst C9300-24UB Switch is an enterprise-class network switching solution designed for organizations that require reliable connectivity, advanced network management, and high-power delivery for modern connected devices. As part of the Cisco Catalyst 9300 Series, this 24-port switch combines enterprise access-layer capabilities with Cisco UPOE technology, modular uplink flexibility, and support for scalable network architectures. It is a suitable option for businesses evaluating professional switching hardware for campus networks, office environments, enterprise infrastructure, and demanding connectivity deployments.

For IT administrators, network engineers, system integrators, and enterprise purchasing teams, selecting the right network switch involves more than counting Ethernet ports. Power delivery, uplink flexibility, network segmentation, management capabilities, compatibility, and long-term scalability all influence the overall value of a switching platform. The Cisco Catalyst C9300-24UB addresses these considerations through its enterprise-oriented hardware design and integration within the broader Catalyst 9300 ecosystem.

Whether you are upgrading an existing access network or planning a new enterprise infrastructure project, the C9300-24UB deserves consideration alongside other Cisco Catalyst C9300-24U, Cisco Catalyst C9300-24P, and Cisco Catalyst C9300-24T configurations. Comparing these models helps identify the appropriate balance of port density, power capabilities, and deployment requirements.

Cisco Catalyst C9300-24UB Switch Overview

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The Cisco Catalyst 9300 family is designed for enterprise access networking, supporting organizations that need dependable connectivity for users, endpoints, applications, and network services. The C9300-24UB belongs to this family and features 24 copper Ethernet ports with Cisco Universal Power over Ethernet (UPOE) support. Its modular uplink architecture allows network planners to select compatible uplink hardware according to their network topology and bandwidth requirements.

Unlike a basic unmanaged switch, an enterprise switching platform is intended to operate within a structured network environment where administrators need visibility, policy enforcement, segmentation, and centralized operational control. The exact features available depend on the software release, licensing, installed hardware, and network configuration.

The C9300-24UB is particularly relevant to organizations that need a 24-port enterprise switch with UPOE capabilities and want to maintain flexibility when designing connections to distribution or core network layers. Its position in the Catalyst 9300 family also makes it useful when evaluating a consistent switching architecture across multiple floors, departments, or facilities.

Key Product Highlights

• 24 copper Ethernet ports: Designed for connecting compatible wired network endpoints.
• Cisco UPOE support: Provides power delivery to compatible devices, subject to the switch’s available power budget and deployment configuration.
• Modular uplinks: Allows the uplink configuration to be selected using supported network modules.
• Enterprise access networking: Suitable for evaluating in campus, business, and organizational network environments.
• Switching performance: Offers a published switching bandwidth of 208 Gbps and a forwarding rate of 154.76 Mpps.
• Expandable network architecture: Can be considered as part of a broader Catalyst-based switching deployment.

Cisco C9300-24UB Technical Specifications

Reviewing the technical specifications before purchasing helps ensure that the switch matches the requirements of your existing infrastructure. The following table summarizes the principal hardware characteristics documented for the Cisco Catalyst C9300-24UB.

Important: The 1100 W figure identifies the default AC power supply rating listed for this model; it should not be interpreted as the guaranteed PoE output available to connected devices. Actual device power availability depends on the installed power supplies, system configuration, power-sharing arrangements, and other operating requirements. Confirm the precise hardware configuration and supported power budget before deployment.

Understanding Cisco UPOE Technology

One of the defining characteristics of the Cisco Catalyst C9300-24UB is its support for Universal Power over Ethernet. UPOE allows a compatible network switch to supply electrical power and network connectivity over supported Ethernet cabling, reducing the need for separate power connections for suitable endpoint devices.

This can simplify infrastructure planning in environments where organizations connect multiple categories of network equipment. Instead of arranging a separate local power source for every compatible endpoint, administrators can evaluate a centralized power delivery approach through the network access layer.

Devices and Applications That May Benefit from UPOE

• Compatible enterprise IP phones and business communication devices.
• Supported wireless access points.
• Compatible network cameras and security endpoints.
• Selected IoT devices and building connectivity equipment.
• Other standards-compatible powered devices within the switch’s supported power specifications.

Actual compatibility depends on the connected device’s power requirements, supported PoE standard, cabling, and the switch’s available power budget. Not every powered device requires UPOE, and not every UPOE-powered endpoint uses the same amount of electricity.

Organizations comparing alternative power configurations can also review the Cisco Catalyst C9300-24P, which uses PoE+ technology, and the Cisco Catalyst C9300-48P, which provides a 48-port PoE+ configuration. These comparisons can help establish whether a UPOE-capable model or a different power-delivery configuration is more appropriate for a particular project.

Why Centralized Power Delivery Matters

Centralized power delivery can simplify cabling plans, support more flexible endpoint placement, and make it easier to organize power management within a structured network. It may also reduce dependence on individual power adapters for compatible devices.

However, a successful design requires an accurate power budget. Network teams should calculate the maximum expected consumption of connected endpoints, consider future expansion, and verify the available power under the proposed power-supply configuration.

Modular Uplinks and Network Expansion

The Cisco Catalyst C9300-24UB uses a modular uplink architecture. Rather than relying exclusively on a permanently fixed uplink arrangement, this design allows the network to be planned around supported uplink modules and the requirements of the wider infrastructure.

Uplink selection is important because access switches must communicate with upstream distribution or core devices. Depending on the network, these connections may need to support high traffic volumes, redundant paths, or specific optical and copper connectivity requirements.

Before selecting an uplink module, confirm compatibility with the exact switch hardware, desired interface speeds, cabling type, optics, software requirements, and upstream equipment. A modular design does not mean that every module is compatible with every Catalyst model.

Choosing the Right Uplink Strategy

Organizations should assess current traffic levels and expected growth before choosing their uplink configuration. A small office with moderate traffic may have different requirements from a campus environment carrying voice, video, wireless, and business application traffic across multiple access switches.

For projects requiring different port densities or uplink characteristics, consider the Cisco Catalyst C9300-48T, the Cisco Catalyst C9300-24S-E, and the Cisco Catalyst C9300X-12Y-E. These products represent different hardware configurations within Cisco’s broader switching portfolio and should be evaluated according to their individual specifications.

Enterprise Networking and Security Considerations

Modern business networks must do more than move packets between endpoints. They also need mechanisms for controlling access, separating traffic, monitoring operations, and protecting communications. The Catalyst 9300 family is designed for enterprise network environments where these operational requirements are important.

Depending on the selected software, license, hardware, and configuration, relevant capabilities may include VLAN-based segmentation, access control, quality of service, network monitoring, and integration with broader Cisco management and security architectures. Administrators should verify which features are supported by the exact software image and license associated with the specific C9300-24UB configuration.

Network Segmentation and Traffic Management

VLANs allow administrators to logically separate different categories of network traffic. For example, an organization may choose to separate employee workstations, voice devices, wireless infrastructure, and selected building systems into different network segments.

Segmentation can improve network organization and support the implementation of access policies. Quality of service policies can also help prioritize selected traffic types where appropriate, subject to the supported features and the wider network configuration.

When planning a deployment, administrators should establish a consistent configuration strategy across access switches and verify that VLANs, routing policies, authentication systems, and upstream network devices work together as intended.

Monitoring and Administration

Enterprise switches are most effective when integrated into a documented operational process. Network administrators should monitor port status, interface errors, utilization, device connectivity, power consumption, and relevant system alerts.

Centralized management can also make it easier to maintain consistent configurations across multiple switches. The available management options depend on the deployed software, licensing, and selected management architecture.

Organizations evaluating a wider Cisco infrastructure can explore the Cisco switch guide for an introduction to switching concepts and browse the network equipment shop to compare additional hardware options.

Recommended Deployment Scenarios for the C9300-24UB

Corporate Offices

In corporate offices, a 24-port UPOE switch can support a structured access layer for compatible workstations, IP phones, wireless access points, and other business devices. Its suitability depends on the total number of endpoints, the required power budget, the uplink design, and the organization’s security and management requirements.

Campus Network Access

Educational campuses, enterprise facilities, and multi-department organizations may use access switches to connect users and devices across offices, classrooms, meeting areas, and shared facilities. The C9300-24UB can be evaluated where a 24-port UPOE configuration matches the endpoint requirements.

Wireless Infrastructure

Wireless deployments often require Ethernet connectivity and power for access points. A UPOE-capable switch may be useful when supported wireless devices require a compatible power level. Before installation, verify the access point’s specific power requirements and confirm that the planned switch configuration can supply sufficient power to every connected device.

IP Telephony and Unified Communications

Organizations deploying enterprise telephony may need network ports and centralized power for compatible IP phones. A switch with UPOE support may provide an appropriate infrastructure option when the connected devices and power design are compatible. Voice VLANs, quality of service, and call-control integration should be designed as part of the overall network solution.

Cisco Catalyst C9300-24UB vs. Other Catalyst Switches

Choosing between Cisco switches requires careful consideration of port count, power delivery, switching performance, uplink flexibility, and budget. The following comparison highlights selected models available in the Nexoget product catalog.

The figures above reflect the published specifications for these listed configurations. Confirm the precise product identifiers, software licenses, and hardware revision before making a purchasing decision.

C9300-24UB vs. C9300-24U

Both models provide 24-port UPOE connectivity and modular uplinks. The C9300-24UB is identified by Cisco as a higher-scale 24-port 1G copper configuration with UPOE, while the C9300-24U is the standard 24-port UPOE configuration. Organizations should review the official platform specifications and applicable feature requirements rather than assuming that the two models are interchangeable in every deployment.

View the C9300-24U product page to compare the standard UPOE model with the C9300-24UB.

C9300-24UB vs. C9300-24P

The primary distinction is power delivery. The C9300-24UB supports UPOE, while the C9300-24P is a PoE+ model. If connected devices require UPOE and the deployment needs 24 ports, the C9300-24UB is worth evaluating. If PoE+ meets the requirements, the C9300-24P may be an alternative.

Review the C9300-24P listing before deciding which power configuration best fits the project.

C9300-24UB vs. C9300-24T

The C9300-24T is a data-only model, making it relevant where connected endpoints obtain power independently. The C9300-24UB is designed for deployments that also need UPOE. The right choice depends on endpoint power requirements and the overall cost of the infrastructure.

For a broader 48-port alternative, compare the C9300-48T and assess whether a higher port count would simplify network expansion.

Additional Cisco Switches to Consider

The best switch for a particular project depends on the required access speeds, port density, power delivery, uplink design, management features, and available budget. Nexoget’s catalog includes several alternatives for organizations designing or upgrading their network infrastructure.

Cisco Catalyst 9300X Options

For projects that require different uplink capabilities or higher-performance hardware configurations, compare selected Catalyst 9300X models. The Cisco Catalyst C9300X-24Y-E and Cisco Catalyst C9300X-48HX provide alternative configurations within the wider Catalyst portfolio.

Other recent catalog additions include the Cisco Catalyst C9300X-48TX, Cisco Catalyst C9300X-48HXN, and Cisco Catalyst C9300X-24HX. These products should not be treated as direct equivalents to the C9300-24UB because their port configurations and capabilities differ.

Cisco Catalyst 9200 and 9200L Options

For organizations comparing enterprise access switching platforms, the Catalyst 9200 and 9200L families provide additional configurations to investigate. Depending on the deployment, a 9200-series switch may be appropriate where its specifications and supported features align with the organization’s requirements.

• Cisco Catalyst C9200-24P-E — a 24-port PoE+ configuration to consider for compatible access networks.
• Cisco Catalyst C9200-48P-E — a 48-port PoE+ option for higher endpoint density.
• Cisco Catalyst C9200L-24P-4X-E — a fixed-uplink 24-port PoE+ configuration.
• Cisco Catalyst C9200L-48P-4X-E — a 48-port fixed-uplink alternative.
• Cisco Catalyst C9200CX-8UXG-2X — a compact model to evaluate for deployments requiring a different physical form factor and port arrangement.

Cisco Catalyst 1300 and 1200 Alternatives

Some smaller deployments may prioritize straightforward switching, a different port count, or a more cost-conscious hardware configuration. In those cases, the Catalyst 1200 and 1300 families may be worth comparing, subject to their respective management, performance, and feature specifications.

• Cisco Catalyst C1300-24P-4G
• Cisco Catalyst C1300-48P-4X
• Cisco Catalyst C1300-24T-4X
• Cisco Catalyst C1200-24P-4X
• Cisco Catalyst C1200-48P-4X

These alternatives belong to different product families and should be compared using their official data sheets. Do not assume that their software capabilities, hardware redundancy, stacking functions, or power budgets match those of the Catalyst C9300-24UB.

Installation and Deployment Planning

Successful deployment begins with a review of the physical environment, electrical requirements, rack capacity, cooling, cable management, and upstream connectivity. The C9300-24UB has a rack-oriented form factor, but the final installation must account for the precise hardware configuration and the space required by cables, power supplies, and other accessories.

Pre-Installation Checklist

• Confirm the complete switch product identifier and hardware revision.
• Verify the required software, license, and feature set.
• Calculate the power budget for all connected UPOE endpoints.
• Confirm uplink module compatibility and required optics or cables.
• Check rack depth, ventilation, electrical supply, and cooling requirements.
• Plan VLANs, IP addressing, management access, and network security policies.
• Verify interoperability with existing switches, routers, access points, and other infrastructure.
• Document the configuration and establish an appropriate monitoring process.

Power Supply and Redundancy Considerations

Enterprise network availability depends on more than the switch itself. Power supply configuration, upstream connectivity, network topology, and operational procedures all influence resilience. Where continuous service is important, administrators should evaluate supported redundant power configurations, network path redundancy, and recovery procedures for the exact model.

Do not assume that redundancy accessories are included with every listing. Confirm the supplied components, available power options, and any additional hardware requirements before purchasing.

Why Buy Cisco Networking Equipment from Nexoget?

Nexoget provides an online catalog for customers researching networking products and related infrastructure equipment. The website allows visitors to browse available product listings, compare options, and review relevant purchasing information before placing an order.

Start with the Nexoget shop to explore the broader product catalog, or visit the Nexoget homepage for general website information. Customers who need assistance identifying the appropriate switch can use the contact page to ask product-related questions.

For purchasing guidance, review the customer services page, the warranty information, and the refund and returns policy. You can also consult the payment policy and warranty policy before completing an order.

International buyers should independently verify shipping availability, applicable taxes, import duties, delivery estimates, and local compliance requirements for their destination. Availability, product condition, included accessories, warranty coverage, and licensing should be confirmed against the individual product listing and order documentation.

How to Choose the Right Cisco Catalyst Switch

Before purchasing the Cisco Catalyst C9300-24UB, establish the technical requirements of the network. Start by identifying how many devices need Ethernet connectivity, which endpoints require power from the switch, and how much power each device consumes. Then determine the uplink speed, interface type, redundancy requirements, and network management features required for the project.

It is also useful to estimate future growth. A 24-port switch may be appropriate for a department or a smaller access layer, while a 48-port alternative may provide more capacity when endpoint density is expected to increase. The appropriate choice should be based on realistic deployment requirements rather than port count alone.

For broader comparisons, browse the product comparison page and add compatible products to the wishlist when planning a future purchase.

Frequently Asked Questions About the Cisco C9300-24UB

What is the Cisco Catalyst C9300-24UB?

The Cisco Catalyst C9300-24UB is an enterprise access switch in the Catalyst 9300 family. It has 24 copper Ethernet ports, supports Cisco UPOE, and uses modular uplinks.

How much switching bandwidth does the C9300-24UB provide?

The published switching bandwidth is 208 Gbps, with a forwarding rate of 154.76 million packets per second (Mpps).

Does the C9300-24UB support Power over Ethernet?

Yes. The model supports Cisco UPOE. The power available to connected devices depends on the installed power configuration, the overall power budget, and the requirements of the endpoints.

Is the C9300-24UB suitable for enterprise networks?

It is designed for enterprise access switching environments. Its suitability for a particular network depends on port density, power requirements, software licensing, uplink configuration, compatibility, and the features required by the organization.

What is the difference between the C9300-24UB and C9300-24P?

The C9300-24UB supports UPOE, while the C9300-24P is a PoE+ model. Compare the connected devices’ power requirements before choosing between them.

Does the C9300-24UB have modular uplinks?

Yes. The C9300-24UB uses modular uplinks. The specific supported module, interface speed, and optics should be verified before installation.

What should I verify before ordering?

Confirm the exact product identifier, hardware condition, software and licensing requirements, power supply configuration, uplink accessories, included components, availability, and warranty terms.

Conclusion: Is the Cisco Catalyst C9300-24UB Right for Your Network?

The Cisco Catalyst C9300-24UB is a compelling option to evaluate when an organization needs 24-port enterprise switching with Cisco UPOE and modular uplink flexibility. Its published 208 Gbps switching bandwidth and 154.76 Mpps forwarding rate provide useful reference points when planning access-layer capacity.

For network engineers, IT departments, and system integrators, the final decision should consider endpoint power consumption, uplink requirements, software licensing, compatibility, installation conditions, and long-term network growth. Comparing the C9300-24UB with the C9300-24U, C9300-24P, C9300-24T, and selected Catalyst 9200 or 9300X alternatives can help identify the configuration that best matches the intended deployment.

Explore the Cisco Catalyst C9300-24UB and related networking products at Nexoget, and review the individual product specifications and purchasing terms before making your final selection.