Cisco C9300X-48HXN Switch

The Cisco Catalyst C9300X-48HXN Switch is an enterprise-class, high-performance access switch designed for modern campus networks, high-density connectivity, and power-intensive network deployments. Part of the Cisco Catalyst 9300X Series, this switch combines multigigabit Ethernet connectivity, Cisco UPOE+ support, modular uplinks, and advanced network management capabilities in a rack-mountable platform. It is designed for organizations that need reliable wired connectivity for business applications, wireless access points, collaboration systems, connected workplace devices, and other demanding enterprise workloads.

Unlike conventional 48-port Gigabit Ethernet switches, the C9300X-48HXN combines eight 10G multigigabit copper ports with forty 5G multigigabit copper ports. All 48 access ports support Cisco UPOE+, subject to the platform’s available power budget and deployment configuration. This combination makes the switch particularly relevant for businesses that need higher access speeds without replacing existing copper cabling unnecessarily.

For IT managers, network engineers, system integrators, and enterprise procurement teams, the Cisco Catalyst C9300X-48HXN provides a flexible foundation for designing scalable wired networks. Its modular uplink architecture supports the selection of appropriate upstream connectivity, while the Catalyst 9300X platform provides enterprise switching, security, automation, and network segmentation capabilities.

Cisco Catalyst C9300X-48HXN Switch Overview

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The Cisco Catalyst C9300X-48HXN is designed for organizations transitioning toward multigigabit access networking. Modern offices, campuses, healthcare facilities, educational institutions, and commercial environments increasingly connect devices that require more bandwidth and higher power availability than traditional access networks provide.

High-performance wireless access points, IP phones, collaboration endpoints, surveillance equipment, and other network-connected devices can place additional demands on the access layer. A multigigabit switch helps accommodate these requirements by supporting multiple Ethernet speeds over copper connections. The C9300X-48HXN offers eight 10G-capable access ports and forty 5G-capable access ports, allowing network designers to allocate higher-speed connections where they are most useful.

Specifications are based on Cisco’s Catalyst 9300 Series documentation. Final ordering details, software licensing, included accessories, and power configuration should be confirmed for the exact product SKU.

Key Features of the Cisco C9300X-48HXN

1. Forty-Eight Multigigabit Ethernet Ports

Port density is an important consideration when selecting an enterprise access switch. The Cisco C9300X-48HXN provides 48 multigigabit copper access ports in a single chassis, helping organizations connect a large number of network endpoints while keeping access-layer infrastructure organized.

The port configuration consists of eight ports supporting speeds up to 10 Gbps and forty ports supporting speeds up to 5 Gbps. The ports also support lower Ethernet speeds, allowing compatible endpoints to negotiate the appropriate connection rate.

This flexibility is useful in environments where network devices have different performance requirements. High-bandwidth wireless access points and selected infrastructure endpoints can use the faster ports, while other connected devices use the remaining multigigabit interfaces.

Organizations comparing different port configurations can also review the Cisco Catalyst C9300X-48TX Switch, the Cisco Catalyst C9300X-12Y, and the Cisco Catalyst C9300X-24Y. These models provide different combinations of copper and fiber connectivity for specific network design requirements.

2. Cisco UPOE+ Power Delivery

Power over Ethernet simplifies the deployment of compatible network devices by carrying electrical power and network data over the same Ethernet cable. The C9300X-48HXN supports Cisco UPOE+, providing a high-power access-layer platform for compatible devices.

Depending on the device’s supported power standard and the switch’s available power budget, this capability can support deployments involving advanced wireless access points, collaboration endpoints, selected IP phones, and other powered network equipment.

Centralized PoE power management can also reduce the need for separate power adapters at individual endpoints. This can help simplify installation in offices, conference rooms, classrooms, and other locations where devices are mounted on ceilings, walls, or desks.

Actual power availability per port depends on the configured power supplies, the total system power budget, and the requirements of connected devices. Organizations should calculate their total PoE demand before deployment rather than assuming that every port can simultaneously deliver its maximum supported power.

3. Modular Uplink Flexibility

The Cisco Catalyst C9300X-48HXN uses a modular uplink architecture. Instead of relying on a permanently fixed uplink configuration, network planners can select a compatible uplink module according to the required fiber or high-speed Ethernet connectivity.

This approach is useful when connecting access switches to distribution switches, core infrastructure, aggregation platforms, or other network segments. Uplink selection should account for the required throughput, fiber type, transceiver compatibility, link redundancy, and the specifications of the connected equipment.

For fiber-oriented deployments, compare the C9300X-48HXN with the Cisco Catalyst C9300-24S. For a broader aggregation or core networking requirement, the Cisco Catalyst C9500-48Y4C is another platform worth evaluating.

4. Enterprise Switching Performance

Switching capacity and packet-forwarding rate are important when evaluating a switch for high-density enterprise networks. The C9300X-48HXN offers a documented switching capacity of 960 Gbps and a forwarding rate of 714.24 million packets per second.

Switching capacity describes the platform’s aggregate switching bandwidth, while forwarding rate measures how many packets the switch can process per second under the applicable test conditions. Both figures help network engineers compare platforms, but neither should be considered a guarantee of application throughput under every workload.

Real-world performance also depends on packet sizes, traffic patterns, access-control policies, routing features, network topology, and the capabilities of connected equipment. A proper network design should consider these factors alongside the published hardware specifications.

5. Stackable Enterprise Architecture

The Catalyst 9300X family supports Cisco StackWise technology, enabling supported switches to operate as a stack. Cisco lists the C9300X-48HXN at 1.96 Tbps switching capacity and 1458.24 Mpps forwarding rate with stacking.

Stacking can help simplify network administration by allowing supported switches to be managed as a logical switching system. Depending on the design and configuration, it can also provide additional capacity and options for resilient access-layer deployments.

Stacking requires compatible hardware, the appropriate stacking components, and a supported software configuration. Buyers should verify compatibility and understand the difference between stacking bandwidth and the standalone switching capacity of an individual chassis.

Network Management, Security, and Automation

The Cisco Catalyst 9300X platform is designed for enterprise networks that require more than basic Layer 2 switching. Depending on the installed Cisco IOS XE software, license entitlement, and deployment configuration, the platform supports advanced switching and routing capabilities, network segmentation, access policies, automation, and enterprise security functions.

Network Segmentation and Access Control

VLANs help administrators separate departments, applications, guest devices, voice traffic, and infrastructure management into distinct logical network segments. Appropriate segmentation can improve network organization and help enforce access policies when combined with routing controls, authentication, and other security measures.

Access control lists and other supported security mechanisms can help restrict traffic according to network policy. Organizations should select the appropriate software feature set and validate the configuration against their security requirements before placing the switch into production.

Secure Enterprise Connectivity

Enterprise access switches are important enforcement points for network security. Depending on the selected software and architecture, Catalyst 9300X deployments can integrate with enterprise access-control and identity systems, segmentation policies, and other Cisco networking solutions.

Security capabilities should be evaluated at the exact SKU and software-license level. The presence of a Catalyst 9300X chassis alone does not mean that every advanced feature is automatically enabled or included with every purchase.

Monitoring and Network Operations

Network administrators need visibility into device status, port utilization, connectivity issues, and traffic behavior. Supported Cisco management and monitoring tools can help teams troubleshoot network incidents, plan capacity, and maintain consistent configurations across enterprise access infrastructure.

For deployment planning, organizations should document the management method, software release, monitoring requirements, configuration backups, and operational procedures before installing the switch.

Recommended Applications for the C9300X-48HXN

Corporate Offices and Enterprise Campuses

Large offices often require high-density access connectivity for workstations, wireless infrastructure, collaboration equipment, and shared devices. The 48-port configuration and multigigabit support make the C9300X-48HXN a candidate for enterprise access-layer deployments where standard Gigabit Ethernet may not provide sufficient headroom for every endpoint.

High-Performance Wireless Networks

Modern wireless access points can require multigigabit wired connections to avoid making the access switch the limiting factor. The C9300X-48HXN provides multiple access-speed options for connecting compatible wireless infrastructure, while UPOE+ can support compatible powered devices when the required power budget is available.

For networks with different density or uplink requirements, administrators can compare this platform with the Cisco Catalyst C9200L-48PXG-4X and the Cisco Catalyst C9200L-24PXG-2Y.

Education and Healthcare

Educational institutions may need to connect classrooms, laboratories, wireless access points, staff workstations, and shared facilities. Healthcare organizations can have similarly demanding requirements across administrative systems, clinical work areas, and connected infrastructure.

In these environments, high-density multigigabit switching can provide a flexible foundation for wired connectivity. Network segmentation, power planning, redundancy, and appropriate security controls remain essential to a successful implementation.

Technology-Intensive Commercial Environments

Businesses operating collaboration spaces, high-density offices, and connected commercial facilities can benefit from a switch that supports different Ethernet speeds and powered endpoints. The C9300X-48HXN allows network teams to plan port allocation according to actual device requirements rather than deploying the same connection speed everywhere.

Technical Specifications and Deployment Considerations

Physical Installation

The C9300X-48HXN is a 1U rack-mountable switch. Cisco documents dimensions of approximately 1.73 inches high, 17.5 inches wide, and 20.63 inches deep with the default power supply installed.

Before installation, confirm rack depth, airflow direction, cable clearance, power availability, grounding requirements, and access for maintenance. The dimensions of the bare chassis differ from those of the complete unit with its power supply installed.

Power and Cooling

The documented default AC power supply is rated at 1100W. This rating should not be interpreted as the guaranteed PoE power available to connected devices. Actual endpoint power capacity depends on the switch configuration, power supply arrangement, input conditions, and overall system consumption.

For deployments using many high-power devices, calculate the total endpoint demand and allow appropriate operational headroom. Also verify the required electrical circuit, power redundancy arrangements, and environmental conditions specified by Cisco.

Uplink and Transceiver Planning

Because the switch has modular uplinks, the selected module is an important part of the overall bill of materials. Determine the number of upstream links, target link speeds, fiber requirements, compatible optics, and redundancy strategy before ordering.

For related expansion and infrastructure requirements, consider the Cisco C9200-NM-2Y Network Module, the Cisco C9200-NM-2Q Network Module, the Cisco C9200-NM-4G Network Module, and the Cisco C9200-NM-4X Network Module. These modules are associated with the Catalyst 9200 platform; they are not interchangeable with Catalyst 9300X uplink modules. Always select hardware explicitly supported by the target chassis.

Cisco C9300X-48HXN vs. Other Cisco Catalyst Switches

The best switch depends on the required access speeds, power delivery, port count, uplink design, and overall network architecture. The following comparison highlights the documented differences between the C9300X-48HXN and selected related Cisco Catalyst models.

The C9300X-48HXN is especially relevant when a deployment needs a combination of 5G and 10G copper ports with UPOE+. The C9300X-48HX offers 48 ports supporting up to 10G multigigabit speeds, while the C9300X-48TX provides 48 10G multigigabit data ports without PoE. The C9300X-24Y is a different choice for environments that need high-speed fiber access.

Comparing the Catalyst 9300X with the Catalyst 9200 Series

The Catalyst 9200 family provides additional options for organizations building access networks with different budgets and performance requirements. For example, the Cisco Catalyst C9200-24PXG and Cisco Catalyst C9200-48PXG can be evaluated for their respective access-port and deployment requirements.

Organizations requiring conventional PoE+ Gigabit Ethernet access can also review the Cisco Catalyst C9200L-24P-4G-E and Cisco Catalyst C9200L-48P-4G-E. These models have different interface capabilities and should not be treated as direct equivalents to the C9300X-48HXN.

For an additional 24-port access option, see the Cisco Catalyst C9200L-24P-4X-E. The Cisco Catalyst C9200L-48P-4X-E is another model to consider when evaluating a 48-port PoE+ switch with a different access and uplink profile.

Related Cisco Switching Solutions at NexoGet

Selecting the right switch often involves comparing several product families rather than evaluating a single model. NexoGet provides related Cisco switching options for different access-layer, aggregation, and small-business requirements.

• Cisco Catalyst C9300-24S – a fiber-oriented Catalyst 9300 option.
• Cisco Catalyst C9300X-12Y – a compact high-speed fiber access platform.
• Cisco Catalyst C9300X-24Y – a higher-port-count SFP28 access option.
• Cisco Catalyst C9500-48Y4C – an option to evaluate for higher-level network connectivity.
• Cisco Catalyst C9200-24P-E – a 24-port PoE access switch.
• Cisco Catalyst C9200-48P-E – a 48-port PoE access switch.
• Cisco Catalyst C9200L-48T-4X-E – a data-only access switch option.
• Cisco Catalyst C1300-24P-4X – a switch for evaluating different business-network requirements.
• Cisco Catalyst C1300-48P-4X – a 48-port business switching alternative.
• Cisco Catalyst C1300X-24P-4X – another platform to consider for business access networking.
• Cisco Catalyst C1300X-48P-4X – a higher-port-count business switching option.
• Cisco Catalyst C9200CX-12P-2X2G – a compact switch for selected deployment scenarios.

To explore the wider product range, visit the NexoGet networking equipment shop or browse the Cisco switch buying and technology guide for additional information about switching platforms and network design.

How to Choose the Right Configuration

Assess the Number and Speed of Connected Devices

Start by documenting the number of connected endpoints and their required Ethernet speeds. Identify devices that need 10G connectivity and those that can operate at 5G or lower speeds. This inventory helps determine whether the mixed-port configuration of the C9300X-48HXN is appropriate for the intended deployment.

Calculate the PoE Power Budget

List all powered endpoints, their maximum power requirements, and the expected simultaneous load. Confirm the available switch power budget and any additional power-supply requirements with Cisco’s official documentation. Include reasonable headroom for future devices and changing deployment needs.

Plan for Future Network Growth

Review the expected number of users, access points, endpoints, and upstream connections over the planned service life of the network. Consider whether modular uplinks, stacking, additional switching capacity, or higher-speed fiber links will be needed as traffic grows.

Verify Software and Licensing

Cisco Catalyst features depend on the applicable software release, license tier, and product SKU. Confirm the required Network Essentials or Network Advantage entitlement, or any applicable management mode and licensing arrangement, before purchase. The suffix of the ordered SKU is important when determining the exact configuration.

Why Purchase the Cisco Catalyst C9300X-48HXN from NexoGet?

NexoGet helps business buyers explore networking equipment for enterprise infrastructure, wired access, and network expansion projects. Product selection should be based on the exact model, required features, licensing, hardware compatibility, and deployment objectives.

Before placing an order, confirm the full product identifier, included power supply, uplink module, software entitlement, and any separately required accessories. If you need help identifying the appropriate configuration, visit the NexoGet contact page to discuss product availability and purchasing requirements.

You can also learn more about the company on the NexoGet About Us page, review available customer services, or consult the warranty information before finalizing your procurement decision.

Frequently Asked Questions About Cisco C9300X-48HXN

How many Ethernet ports does the Cisco C9300X-48HXN have?

The switch has 48 multigigabit copper access ports: eight ports supporting speeds up to 10 Gbps and forty ports supporting speeds up to 5 Gbps. The ports support multiple lower Ethernet speeds as specified by Cisco.

Does the Cisco C9300X-48HXN support PoE?

Yes. The C9300X-48HXN supports Cisco UPOE+. The actual power available to connected devices depends on the configured power supplies, system power budget, and endpoint requirements.

What is the switching capacity of the C9300X-48HXN?

Cisco documents 960 Gbps of standalone switching capacity and 1.96 Tbps of switching capacity with stacking. The corresponding forwarding rates are 714.24 Mpps and 1458.24 Mpps, respectively.

Does the C9300X-48HXN have fixed uplinks?

No. The model uses modular uplinks. Select a compatible uplink module based on the required connection speed, media, and network topology. Confirm module compatibility with the exact chassis before ordering.

Is the C9300X-48HXN suitable for enterprise wireless access points?

It can be suitable for compatible enterprise wireless access points that require multigigabit Ethernet and supported PoE power. Confirm each access point’s maximum Ethernet speed, power requirements, and compatibility before deployment.

What should buyers verify before ordering?

Verify the complete SKU and license suffix, uplink module, power supply configuration, PoE budget, supported software features, and included accessories. These details help ensure the ordered switch matches the intended installation.

Conclusion

The Cisco Catalyst C9300X-48HXN Switch is a powerful enterprise access-layer platform for organizations that need 48 multigigabit copper ports, Cisco UPOE+ support, modular uplinks, and substantial switching performance. Its combination of eight 10G ports and forty 5G ports provides flexibility for mixed-speed network deployments, while the Catalyst 9300X platform offers enterprise networking capabilities for appropriately licensed and configured environments.

Whether you are upgrading a campus network, expanding high-performance wireless connectivity, connecting power-intensive devices, or planning a scalable enterprise access layer, evaluate the C9300X-48HXN against your port-speed requirements, PoE budget, uplink design, and software needs. Explore the related Cisco switching products at NexoGet and confirm the exact hardware configuration before purchasing.