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At a Glance
- Ports: 48 × 1G SFP fiber ports
- Uplinks: Modular uplinks (no fixed uplinks)
- Stacking: StackWise-480 with 480 Gbps bandwidth
- Power Supply: Modular; includes 715W AC by default
Product Overview
The Cisco C9300-48S-A is a modular, stackable Layer 3 enterprise switch designed for high-performance fiber access environments. Equipped with 48 × 1G SFP ports, modular uplink support, and a default 715W AC power supply, this switch is ideal for fiber-to-the-desk and mixed fiber deployments demanding scalability and security.
Built on Cisco’s UADP 2.0 ASIC platform, the C9300-48S-A delivers advanced Layer 3 routing, network segmentation, and automation through Cisco IOS XE and DNA Center. StackWise-480 support enables up to 8 units to be managed as one, delivering up to 480 Gbps of stacking bandwidth with full redundancy.
This model includes the Network Advantage license, unlocking advanced features such as BGP, IS-IS, VRF, and Cisco TrustSec—making it a powerful solution for modern enterprise infrastructures.
Technical Specifications
Hardware
- Model: C9300-48S-A
- Ports: 48 × 1G SFP fiber ports
- Uplinks: Modular uplink support (compatible with 2-, 4-, and 8-port modules up to 25G; 40G via QSFP modules)
- Stacking Support: StackWise-480
- Stacking Bandwidth: 480 Gbps
- Power Supply: Modular; 1 × 715W AC included by default
- Fan Modules: 3 × field-replaceable fans
- Physical Dimensions: 1.73 × 17.5 × 19.2 in (4.3 × 44.4 × 48.8 cm)
- Weight: 17.32 lbs (7.86 kg)
Performance
- Switching Capacity: 256 Gbps
- Forwarding Rate: 190.47 Mpps
- DRAM: 8 GB
- Flash Memory: 16 GB
- VLAN Support: 4094 VLANs
- MAC Address Table Size: 32,000 entries
- Jumbo Frame Support: Up to 9198 bytes
Software & Features
- Operating System: Cisco IOS XE
- License Tier: Network Advantage
- Routing Protocols: OSPF, EIGRP, BGP, IS-IS, VRF
- Security Features: MACsec (AES-256 supported), 802.1X, ACLs
Frequently Asked Questions
What type of ports does this model include?
The C9300-48S-A includes 48 × 1G SFP fiber ports with modular uplink support.
What uplink modules are supported?
It supports a range of uplink modules including 2-port, 4-port, and 8-port modules with 1G, 10G, or 25G connectivity; 40G with QSFP uplink modules.
What power supply comes standard with this switch?
This model includes a 715W AC power supply by default and supports dual redundant PSU configurations.
Can this switch be stacked with other Catalyst 9300 models?
Yes. It supports StackWise-480 and stacks with other C9300 models for seamless scalability and redundancy.
