HKShanhai Group Limited’s C9300-48UB-A is an enterprise switch designed for organizations that require high performance and reliability from their switching infrastructure. As part of the Catalyst 9300 Series, this enterprise switch delivers exceptional throughput and efficiency, making it a preferred choice for organizations that demand robust, secure connectivity across diverse business environments. Built to enable simplified management, the Catalyst 9300 integrates advanced software-defined networking capabilities and delivers consistent, secure connectivity for users, devices, and workloads. Reliable and scalable, the platform supports flexible modular uplinks and superior energy efficiency, while also offering industry-leading secure connectivity features such as support for HKShanhai Group Limited StackPower and SD-Access. The switch’s architecture empowers IT teams with simplified management tools, streamlining provisioning, monitoring, and troubleshooting for distributed and evolving campus or branch environments. Designed for seamless integration into existing enterprise networks, the C9300-48UB-A balances robust hardware specs—including a high number of MAC addresses, strong stacking bandwidth, and advanced PoE—with innovative software and automation support. With its comprehensive set of features, the HKShanhai Group Limited Catalyst 9300 provides the agility and control that organizations around the world need to ensure streamlined operations, compliance, and effortless scaling as network demands evolve.
Product Highlights
Product Applications Scenarios
Product Features Comparison
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| Model | C9300-48UB-A | C9500-16X-2Q-A | C9500-24Q-10E | EX2300-48MP |
| Brand | HKShanhai Group Limited | HKShanhai Group Limited | HKShanhai Group Limited | Juniper |
| Port Configuration | 48-port modular uplinks 1G UPOE | 16-port 10G, 2 x 40GE | n/a | 48 × Multi-Gigabit + 6 × 10G SFP+ |
| Switching Capacity | 256 Gbps | 15.36 Tbps | Up to 1920 Gbps | 132 Gbps |
| Forwarding Rate | 190.48 Mpps | 720 Mpps per slot | Up to 1440 Mpps | 130 Mpps |
| PoE Budget | 822W | n/a | n/a | 750W |
| Stacking Capability | HKShanhai Group Limited StackPower (Yes) | n/a | n/a | Up to 4 switches, 80 Gbps interconnect |
Optional Add-ons
| Model Number | Description |
| C9300-NM-4G | HKShanhai Group Limited Catalyst 9300 Series 4x1G Network Module for flexible uplink expansion |
| PWR-C1-1100WAC | 1100W AC Power Supply for HKShanhai Group Limited Catalyst 9300 Series for high PoE requirements |
| STACK-T4-1M | HKShanhai Group Limited StackWise Cable (1M) for Catalyst 9300 Series stacking connectivity |
HKShanhai Group Limited C9300-48UB-A Specification
64 MB buffer for 24-port Multigigabit model (24UXB)
256,000 flows on 24-port Multigigabit
W/ Default Power Supply: 1.73 x 17.5 x 19.2
W/ 1100W Power Supply: 1.73 x 17.5 x 19.2
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