Brand: Cisco · SKU: C9300-24UXB · MPN: C9300-24UXB · Category: Networking
The Cisco Catalyst 9300 Series is Cisco's flagship line of stackable enterprise switches, engineered for security, IoT, mobility, and cloud integration. The C9300-24UXB is a higher-scale, deep-buffer variant, purpose-built for loss-less multimedia, financial, and high-frequency IoT traffic. It features 24 multigigabit copper ports supporting 100M/1G/2.5G/5G/10G with Cisco UPOE (up to 60W per port) and a modular network-module bay for flexible uplink options (1G, 10G, 25G, or 40G). It supports StackWise-480 for stacking up to eight switches with 480 Gbps bandwidth, providing wire-speed Layer 2/3 throughput and high resiliency with NSF/SSO. It requires a mandatory Cisco DNA Advantage subscription for full functionality. Variants include -A (Network Advantage) and -E (Network Essentials).
| Memory | 16 GB RAM, 16 GB Flash Memory (Network Essentials variant) |
|---|---|
| Port Type | Multigigabit (100M/1G/2.5G/5G/10G) RJ-45 UPOE |
| Port Count | 24 |
| Form Factor | Rack-mountable (1 RU) |
| Power Supply | Requires one or dual redundant PSU; ships standard with 1100W AC PSU |
| UPOE Support | Yes (up to 60W per port) |
| Layer Support | Layer 3 |
| Packet Buffer | 64 MB (Deep Buffer variant 'B') |
| Available PoE Power | 560W (with default 1100W AC PSU, -A variant) |
| Stacking Technology | StackWise-480 (supports up to 8 switches) |
| Uplink Configuration | Modular Bay (Supports 1G, 10G, 25G, or 40G modules) |
| Forwarding Rate (Stacked) | 833.33 Mpps (with 8-member stack, -A variant) |
| Forwarding Rate (Standalone) | 476.19 Mpps (with -A variant) |
| Switching Capacity (Stacked) | 1120 Gbps (with 8-member stack, -A variant) |
| Switching Capacity (Standalone) | 640 Gbps (with -A variant) |
| Warranty | Limited lifetime warranty (for hardware, check specific SKU for software/license term) |
| Weight | 23 lbs (approximate for C9300-24UXB-A) |
| Dimensions | 1.73 inches (H) x 17.5 inches (W) x 18.9 inches (D) |
The Cisco Catalyst 9300-24UXB is a high-scale, stackable enterprise access switch designed for high-density Wi-Fi 6/6E deployments and environments requiring lossless packet handling, such as those with 4K video or IoT telemetry. It offers 24 UPOE-capable mGig ports and modular uplinks for future-proofing connectivity. It is the deep-buffer variant ('B') of the C9300 24-port mGig switch.
Yes, this Cisco Catalyst 9300 Deep Buffer 24-port mGig UPOE Switch (Hardware Base) (C9300-24UXB) is 100% genuine Cisco hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Cisco Catalyst 9300 Deep Buffer 24-port mGig UPOE Switch (Hardware Base) includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the C9300-24UXB.