[shortdesc]
Cisco C9300-48S-A is a 48-port 1G SFP fiber switch with modular uplinks, StackWise-480 support, 715W AC PSU, and Network Advantage license.
[/shortdesc]
[properties]
| Properties |
C9300-48S-A |
| Description |
Catalyst 9300 48-port 1G SFP with modular uplinks, Network Advantage |
| Product Family |
Catalyst 9300 |
| Product Type |
Ethernet Switch |
| Number of Ports |
48 |
Downlinks total 10/100/1000 or PoE+ copper ports |
48 port 1G SFP |
| Uplink configuration |
Modular Uplinks |
| Cisco IOS Software |
Network Advantage |
Default primary AC power supply |
PWR-C1-715WAC-P |
Available PoE power with additional secondary power supply |
No PoE |
| Fans |
Three field-replaceable fans |
Chassis + FEP + Fan Dimensions (HxWxD Inches |
1.73 x 17.5 x 19.2 |
[/properties] [specifications]
| Specifications |
C9300-48S-A |
| Console Ports |
RJ-45-to-DB9 cable for PC connections |
| DRAM |
8 GB |
| Flash Memory |
16 GB |
| Switching capacity |
256 Gbps |
| Forwarding rate |
190.47 Mpps |
| MAC addresses |
32,000 |
Operating Temperature Up to 5,000 ft (1500 m |
-5°C to +45°C |
Operating Temperature Up to 10,000 ft (3000 m |
-5°C to +40°C |
| Safety |
UL 60950-1 CAN/CSA-C222.2 No. 60950-1 EN 60950-1 IEC 60950-1 AS/NZS 60950.1 IEEE 802.3 |
Electromagnetic compatibility certifications |
47 CFR Part 15 EN 300 386 V1.6.1 EN 55032 Class A CISPR 32 Class A EN61000-3-2 EN61000-3-3 ICES-003 Class A TCVN 7189 Class A V-3 Class A CISPR 35 EN 300 386 EN 55035 TCVN 7317 V-2/2015.04 V-3/2015.04 CNS13438 KN32 KN35 |
EMC compliance |
FCC Part 15 (CFR 47 Class A ICES-003 Class A EN 55032 Class A CISPR 32 Class A AS/NZS 3548 Class A BSMI Class A (AC input models only VCCI Class A EN 55024, EN300386, EN 61000-3-2, EN 61000-3-3 EN61000-4-2, EN61000-4-3, EN61000-4-4, EN61000-4-5, EN61000-4-6 |
| Environmental |
Reduction of Hazardous Substances (ROHS 5 |
[/specifications] [accesories]
| Stacking Support |
StackWise-480 |
| Stacking bandwidth support |
480 Gbps |
| Stacking hardware |
StackWise Cable |
Number of members |
8 |
| Supported stack members |
Other C9300 SKUs with same license level C9300 higher scale SKUs only stack with other like higher scale models |
| Stacking accessories |
| STACK-T1-50CM |
Data stack 50 cm (cable option with C9300 and C9300X SKUs |
| STACK-T1-1M |
Data stack 1m (cable option with C9300 and C9300X SKUs |
| STACK-T1-3M |
Data stack 3m (cable option with C9300 and C9300X SKUs |
[/accesories]
At a Glance
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Ports: 48 × 1G SFP fiber ports
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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
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Power Supply: Modular; 1 × 715W AC included by default
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Fan Modules: 3 × field-replaceable fans
-
Physical Dimensions: 1.73 × 17.5 × 19.2 in (4.3 × 44.4 × 48.8 cm
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Weight: 17.32 lbs (7.86 kg
Performance
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Switching Capacity: 256 Gbps
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Forwarding Rate: 190.47 Mpps
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DRAM: 8 GB
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Flash Memory: 16 GB
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VLAN Support: 4094 VLANs
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MAC Address Table Size: 32,000 entries
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Jumbo Frame Support: Up to 9198 bytes
Software & Features
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Operating System: Cisco IOS XE
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License Tier: Network Advantage
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Routing Protocols: OSPF, EIGRP, BGP, IS-IS, VRF
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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.