C9300-48UN-E – 48 Ports UPoE – modular uplinks – access switch

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C9300-48UN-E

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List Price: $6357 $3505.75
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C9300-48UN-E Description

Cisco Catalyst C9300-48UN-E is a high-performance enterprise access switch with 48 Universal Power over Ethernet (UPOE) ports supporting up to 60W per port and flexible modular uplink options including 1G, 10G, 25G, or 40G. Designed for next-generation wireless, digital building, and high-power device deployments, this switch features a robust 830W PoE budget (expandable), StackWise-480 stacking (up to 8 units, 480 Gbps), and hot-swappable redundant power and fans. The C9300-48UN-E supports Cisco IOS XE programmability, advanced security, SD-Access, and hybrid cloud management—delivering scalability, reliability, and automation for future-ready campus networks.

Product Performance

Ethernet Ports
Switching Capacity
Forwarding Rate

Key Features

48-Port UPOE High-Power Access

All ports support Cisco UPOE (up to 60W/port) and PoE+ (up to 30W/port), enabling power for Wi-Fi 6/6E APs, digital signage, lighting, surveillance, and IoT at scale.

Flexible Modular Uplink Options

Choose from 4 × 1G, 4 × 10G, 2 × 40G, or 2 × 25G uplinks to match campus backbone requirements and ensure seamless migration as network needs evolve.

StackWise-480 Scalability

Stack up to 8 switches as a single logical unit, delivering 480 Gbps bandwidth, unified management, and simplified expansion.

High Availability & Redundancy

Hot-swappable dual power supply support and field-replaceable redundant fans guarantee continuous uptime for critical operations.

Enterprise-Grade Security & Automation

Built-in Trustworthy Solutions, MACsec, 802.1X, ETA, SD-Access readiness, and Cisco IOS XE programmability deliver secure, automated policy enforcement.

Future-Proof for Digital Buildings & IoT

Full UPOE and advanced automation make the C9300-48UN-E ideal for powering smart building solutions, large wireless deployments, and high-density edge connectivity.

Applications Scenarios

Enterprise Campus & Headquarters

Powers APs, phones, sensors, and critical endpoints in high-density workspaces, large offices, and corporate HQs.

Smart Buildings & Digital Workspaces

Enables digital signage, smart lighting, environmental control, and security systems with flexible UPOE/PoE+ and automation.

Healthcare, Education, and Hospitality

Supports clinical devices, classroom endpoints, guest access, and building automation with secure, high-availability switching.

Product Comparison

Parameter

C9300-48UN-E

C9300-48UN-A

C9300-48P-E

C9300-48S-E

Software License

Network Essentials

Network Advantage

Network Essentials

Network Essentials

Downlink Ports

48 × 5 Gbps UPOE (60 W)

48 × 5 Gbps UPOE (60 W)

48 × 1 Gbps PoE+ (30 W)

48 × 1 Gbps SFP

PoE Budget (Default / Max)

645 W / 2545 W (with dual 1100 W PSUs)

995 W / 2545 W (with dual 1100 W PSUs)

437 W / 1440 W (with upgrade PSU)

N/A

Uplink Options

1 × Modular slot (1/10/25/40/100 GbE)

1 × Modular slot (1/10/25/40/100 GbE)

1 × Modular slot (1/10/25/40/100 GbE)

1 × Modular slot (1/10/25/40/100 GbE)

Switching Capacity

256 Gbps / 1120 Gbps switching capacity with stacking

256 Gbps / 1120 Gbps switching capacity with stacking

256 Gbps / 736 Gbps switching capacity with stacking

256 Gbps / 736 Gbps switching capacity with stacking

Forwarding Rate

476.19 Mpps / 833.33 Mpps (stacked)

476.19 Mpps / 833.33 Mpps (stacked)

190.47 Mpps / 553.42 Mpps (stacked)

190.47 Mpps / 553.42 Mpps (stacked)

Stack Switching Capacity

1120 Gbps (StackWise-480)

1120 Gbps (StackWise-480)

736 Gbps (StackWise-480)

736 Gbps (StackWise-480)

MACsec Support

Yes (hardware-accelerated)

Yes (hardware-accelerated)

No

Yes (hardware-accelerated)

Default Power Supply

1100 W AC

1100 W AC

715 W AC

715 W AC

Specifications

Parameter Details Parameter Details
Model C9300-48UN-E Series Catalyst 9300
Downlink Ports 48 × 10/100/1000/2.5GBASE-T (UPOE/PoE+) Uplink Slots Modular (no default, options: 4×1G/4×10G/2×40G/2×25G)
PoE/UPOE Support IEEE 802.3at/af (PoE+), Cisco UPOE (up to 60W/port) PoE Budget (Default) 830W (PWR-C1-1100WAC-P)
Max PoE per Port 60W (UPOE) / 30W (PoE+) Stacking StackWise-480, up to 8 units, 480 Gbps
Switching Capacity 208 Gbps (standalone) Switching Capacity (Stacked) 688 Gbps
Forwarding Rate 154.76 Mpps (standalone) Forwarding Rate (Stacked) 511.9 Mpps
MAC Address Table 32,000 IPv4 Routing Entries 32,000 (24,000 direct + 8,000 indirect)
IPv6 Routing Entries 16,000 Multicast Routing Scale 8,000
QoS Scale Entries 5,120 ACL Scale Entries 5,120
Packet Buffer 16 MB Flexible NetFlow 64,000 flows
DRAM 8 GB Flash 16 GB
VLAN IDs 4094 Total SVIs 1000
Jumbo Frame Up to 9198 bytes Console Ports RJ-45 and USB Mini-Type B
Management Port 1 × 10/100/1000BASE-T (RJ-45) USB Port 1 × USB Type A (storage)
Power Supply PWR-C1-1100WAC-P (default, hot-swappable) Redundant Power Dual PSU supported
Fan Modules 3 × field-replaceable, redundant Airflow Front-to-rear
Dimensions (HxWxD) 1.73 × 17.5 × 17.7 in Weight 14.99 lbs (6.8 kg, with PSU)
Operating System Cisco IOS XE Management WebUI, CLI, Meraki Dashboard (monitor)
SD-Access Supported Security Trustworthy Solutions, 802.1X, MACsec, ETA
Energy Efficiency Energy Efficient Ethernet (EEE) Compliance RoHS, CE, UL, FCC
Warranty Limited Lifetime Software Subscription Essentials, Advantage, Meraki monitoring

Get More Information

Discover unbeatable prices and fast shipping for the C9300-48UN-E Access the detailed C9300-48UN-E datasheet and ensure you’re getting the best deal with our reliable delivery service. Need assistance? Our free live chat support is here to help. For more information about the product and pricing, contact us via Live chat or email us at [email protected]

Quality Certifications

Customer Reviews

Write A Review
4.9
(10 reviews)
5 Stars
9
4 Stars
1
3 Stars
0
2 Stars
0
1 Stars
0
    Supply Chain
    Posted on 20/10/2025
    Verified Buyer
    5.0

    Clear customs quickly. Good paperwork.

    Dr. Strange
    Posted on 25/06/2025
    Verified Buyer
    5.0

    It arrived just in time. Excellent handling.

    Tessa Randall
    Posted on 02/05/2025
    Verified Buyer
    5.0

    10Gb uplinks handled VM migrations smoothly.

    Corbin Hughes
    Posted on 15/02/2025
    Verified Buyer
    5.0

    Price was fair and seller communicated promptly—a reliable partnership.

    Operations
    Posted on 05/02/2025
    Verified Buyer
    5.0

    Expensive unit, handled with care. Palletized.

Questions & Answers

  • How loud is the C9300-48UN-E when operating at full capacity?

    Noise levels vary by model but generally remain within acceptable ranges suitable for office environments; consult specific product details for exact metrics.

  • Does the C9300-48UN-E require specific environmental conditions for optimal operation?

    Ideally, maintain a temperature-controlled, dust-free environment to ensure optimal performance and longevity.

  • What warranty coverage does the C9300-48UN-E typically include?

    Warranty coverage usually includes limited parts and labor warranty, details of which can be confirmed through the vendor’s official support page.

  • What advanced security features does the C9300-48UN-E offer?

    Security features often include encryption capabilities, access controls, threat detection systems, and support for secure management protocols.

  • Can I stack multiple units of the C9300-48UN-E together, and what's the limit?

    Stacking capabilities depend on the specific technology implemented; usually, multiple units can be stacked, often limited by manufacturer's recommendations.

  • Does the C9300-48UN-E support Power over Ethernet (PoE), and what standards does it comply with?

    PoE support and standards compliance vary by model; check the specifications to verify compatibility with your requirements.

  • Can the C9300-48UN-E operate effectively in data center environments?

    While some models can function well in data centers, specialized data center switches typically offer superior performance and redundancy.

  • What are common hardware issues reported by users of the C9300-48UN-E?

    Common hardware issues include port failures, fan malfunctions, or power supply problems; regular maintenance can mitigate many issues.

  • How energy-efficient is the C9300-48UN-E compared to similar devices?

    This model is designed to be energy-efficient, typically featuring technologies that optimize power usage and reduce overall consumption.

  • What steps should I take if the C9300-48UN-E experiences connectivity issues?

    Begin by checking cables and connectors, verifying configurations, examining logs, and rebooting the device if necessary.

  • What’s the typical lifespan of the C9300-48UN-E in regular usage scenarios?

    Under typical operational conditions, the device generally has a lifespan of 5 to 7 years, depending on environmental factors and maintenance practices.

  • What diagnostic tools are available for troubleshooting the C9300-48UN-E?

    Diagnostic tools provided typically include built-in hardware diagnostics, log inspection tools, and remote management utilities.

  • Is there a recommended alternative if I can't find the C9300-48UN-E?

    Comparable alternatives generally include other models within the same series or brand, ensuring similar specifications and compatibility.

  • How do I perform a software update on the C9300-48UN-E?

    Updates can usually be performed via the device's web interface, CLI, or through network management software provided by the manufacturer.

  • What should I do if my C9300-48UN-E firmware update fails?

    If a firmware update fails, consult the recovery instructions from the official documentation or reach out to technical support for specific guidance.

  • What types of interfaces are provided by the C9300-48UN-E?

    It typically includes standard Ethernet ports, and may offer uplink options such as fiber or copper, depending on the specific configuration.

  • Can the C9300-48UN-E be managed remotely, and how?

    Yes, remote management is generally supported through protocols like SSH, HTTPS, or vendor-specific remote management platforms.

  • How easy is it to configure the C9300-48UN-E for IPv6 usage?

    Configuring for IPv6 is straightforward, typically detailed in the user manual and achievable via standard management interfaces.

Warranty

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Resources Downloads

  • C9300-48UN-E Datasheet

  • Cisco Catalyst 9300 Switch Datasheet

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