C9300-48U-ASwitches

The Cisco Catalyst C9300-48U-A is a next-generation enterprise-class PoE+ network switch designed to deliver secure, high-speed, and intelligent connectivity for modern business environments. Part of the Cisco Catalyst 9300 Series, this powerful access switch is built for today’s digital-first networks, supporting Wi-Fi 6/6E access points, IoT devices, collaboration endpoints, and cloud-driven applications.

With 48 PoE+ (Power over Ethernet Plus) ports and up to 740W total PoE power, the C9300-48U-A provides robust support for IP phones, access points, cameras, and other PoE-enabled devices without the need for external power sources. Its Layer 2 and Layer 3 switching capabilities, combined with advanced security, programmability, and automation, make it the preferred choice for enterprise and campus network access layers.

🔧 Key Technical Specifications

Hardware & Performance:

• Model: Cisco Catalyst C9300-48U-A

• Ports: 48 × 10/100/1000 Mbps Gigabit Ethernet PoE+ ports

• PoE Budget: Up to 740W total PoE power

• Uplink Module Options: 4×1G, 4×10G, 4×25G, or 2×40G modular uplinks (sold separately)

• Switching Capacity: Up to 1.04 Tbps

• Forwarding Rate: Up to 774 Mpps

• Stacking: Cisco StackWise-480 technology with up to 480 Gbps stack bandwidth and support for up to 8 switches

System Resources:

• Processor: Quad-core 1.8 GHz x86 CPU

• Memory: 8 GB DRAM

• Flash Storage: 16 GB

• Dimensions: 1RU (1.73 x 17.5 x 17.5 in)

• Weight: ~16.8 lbs

Software & Features:

• Network OS: Cisco IOS XE (programmable, modular, SDN-ready)

• Software Image: Network Advantage (A SKU)

• Advanced Networking: Layer 2/Layer 3 switching, IPv4/IPv6 routing, MPLS, VXLAN

• Security: MACsec-256 encryption, TrustSec, segmentation, and threat detection

• Automation: Cisco DNA Center, SD-Access, model-driven telemetry, and open APIs

High Availability:

• Dual hot-swappable power supplies and fans

• In-Service Software Upgrade (ISSU) support for minimal downtime

🌐 Ideal Use Cases

• Enterprise campus and branch access switching

• Wi-Fi 6/6E access point deployment with PoE+ support

• IoT and smart building connectivity

• Secure and automated network infrastructure with Cisco DNA and SD-Access

The Cisco C9300-48U-A delivers powerful performance, enhanced security, and simplified automation — making it a future-ready access switch for organizations modernizing their wired infrastructure. Its high PoE+ capacity, modular uplinks, and full programmability make it the perfect solution for enterprise networks, digital campuses, and hybrid work environments.