Full English Description for Cisco C9300L-48PF-4G-A

1. Part Number Naming Breakdown

Model: C9300L-48PF-4G-A

C9300L: Catalyst 9300 Lite cost-effective stackable fixed-uplink Layer 3 enterprise access switch built on UADP 2.0 ASIC architecture
48PF: 48× 10/100/1000BASE-T Gigabit RJ45 ports with Cisco UPOE support (Universal PoE, up to 60W per port, backward compatible with 802.3af PoE & 802.3at PoE+)
4G: 4 integrated fixed 1G SFP uplink slots, only support 1G SFP transceivers; 10G SFP+ modules are incompatible
A: Pre-installed perpetual Network Advantage IOS XE license tier, unlocks full enterprise routing suite, SD-Access fabric, advanced security and complete network automation feature set

2. Short Sales One-Liner (For BOM, Quotation & Datasheet Header)

Cisco Catalyst C9300L-48PF-4G-A, 1RU stackable Layer3 UPOE access switch, 48-port Gigabit UPOE RJ45 downlinks with high-capacity PoE budget, 4 fixed 1G SFP uplink interfaces, Network Advantage IOS XE license, StackWise-320 stacking, factory pre-installed 1100W AC power supply, high-density edge switch for Wi-Fi 6/6E APs, PTZ IP cameras, digital signage and high-power IoT devices requiring 1G fiber aggregation uplinks.

3. Complete Product Overview Paragraph

The Cisco Catalyst C9300L-48PF-4G-A is a high-density fixed-uplink stackable Layer 3 UPOE access switch within the Catalyst 9300 Lite portfolio, engineered for enterprise campuses, corporate offices, retail spaces and education facilities deploying large quantities of high-power PoE endpoints including Wi-Fi 6/6E wireless access points, PTZ surveillance cameras, digital signage displays and industrial IoT sensors. Equipped with 48 Gigabit UPOE copper downlink ports and four built-in 1G SFP fiber uplinks, this chassis delivers wire-speed Layer 2 switching and full-featured enterprise Layer 3 routing enabled by the included Network Advantage license. It supports StackWise-320 stacking technology to aggregate up to 8 identical switches into a single logical switching domain, features dual hot-swappable 1100W AC power supply bays delivering abundant UPOE power capacity, and natively integrates with Cisco DNA Center for zero-touch provisioning, end-to-end network automation, full telemetry visibility and SD-Access TrustSec security group segmentation for unified software-defined campus fabric environments.

4. Detailed Hardware Interface Specifications

Downlink Copper Ports (48×RJ45 UPOE)

48 × 10/100/1000BASE-T Gigabit Ethernet ports, full Cisco UPOE compliant, maximum 60W power delivery per individual port
Backward compatible with IEEE 802.3af (15.4W PoE) and IEEE 802.3at (30W PoE+) devices
Auto speed negotiation, auto-MDI/MDI-X, integrated cable diagnostics, EnergyWise intelligent PoE power management for idle high-power endpoints
Hardware-native support for 128-bit and 256-bit AES MACsec port encryption

Fixed Uplink Interfaces

4 dedicated onboard SFP slots exclusively for 1G SFP transceivers (SX, LX, ZX, SFP-T copper modules supported)
No compatibility with any 10G SFP+ optical or copper transceivers; each uplink limited to 1G bandwidth

Management & Auxiliary Ports

USB Type-A storage port for offline IOS image upload, configuration backup and system log export
Dual console access: USB Type-C console port + Mini-USB B console port for local CLI administration
UID beacon LED push-button for rapid physical device identification in dense rack deployments
Rear dedicated StackWise-320 stacking connectors; stacking cable kits sold separately as optional accessories

Power & Physical Form Factor

Form Factor: 1RU standard 19-inch rack-mount chassis
Dual hot-swappable redundant AC power supply slots; factory pre-shipped with single 1100W AC PSU (PWR-C1-1100WAC-P)
UPOE power budget: Single 1100W PSU provides total 880W UPOE capacity; dual redundant PSUs drastically expand total PoE output for full high-power endpoint deployment
Thermal design: Field-replaceable redundant variable-speed fan trays with overheat fault protection and front-panel LED status indicators

5. Core Hardware Performance Benchmarks

Standalone Switching Capacity: 272 Gbps
Standalone Forwarding Rate: 202.38 Mpps
StackWise-320 maximum stacked backplane bandwidth: 592 Gbps (stack of up to 8 C9300L switches)
MAC Address Table Size: 32,000 MAC forwarding entries
Shared Packet Buffer Memory: 32MB
Onboard Memory: 8GB DRAM, 16GB Flash storage
VLAN Support: Up to 4,094 802.1Q tagged VLANs; maximum 1,000 active STP VLANs & SVIs
QoS Hardware Queues: 8 priority hardware queues per port, full DSCP & 802.1p CoS mapping
Routing Table Scales: 32,000 IPv4 unicast routes, 16,000 IPv6 unicast routes, 8,000 multicast routes
Jumbo Frame Support: Up to 9198-byte jumbo frames
ACL Capacity: 5,120 ingress/egress ACL entries
Flexible NetFlow: Supports up to 64,000 active flow records

6. Full Layer 2 Standard Feature Suite

IEEE 802.1Q VLAN trunking, IEEE 802.3ad LACP EtherChannel (max 8 ports per bundle), complete spanning tree suite including PVST+, RPVST+, MSTP with BPDU guard, root guard, loop guard and UDLD; LLDP and CDP unified device discovery inventory, port security with sticky MAC allowlist learning, broadcast/multicast storm suppression, IGMP Snooping v1/v2/v3, SPAN/RSPAN remote port mirroring, private VLANs, voice VLAN auto-detection and traffic prioritization, hardware MACsec link encryption.

7. Network Advantage (-A License) Exclusive Layer 3, Security & Fabric Features

Full Enterprise Dynamic Routing Protocols

Static IPv4/IPv6 routing, RIP, OSPFv2/v3, full EIGRP, BGP, IS-IS, PIM ASM/SSM multicast routing, VRRP, HSRP, GLBP gateway redundancy, wire-speed inter-VLAN routing, dual-stack IPv4/IPv6 forwarding, VRF-lite, policy-based routing (PBR), MPLS edge functionality.

Advanced Enterprise Security Toolset

IEEE 802.1X multi-domain/multi-host authentication, MAB MAC bypass authentication, DHCP snooping, Dynamic ARP Inspection (DAI), IP Source Guard, CoPP control-plane policing, TrustSec SGT tagging & end-to-end segmentation, Adaptive Policy security group mapping, Encrypted Traffic Analytics (ETA), Cisco Secure Boot, hardware Trust Anchor Module, Cisco Umbrella DNS integration, multi-level RBAC admin access control, TLS/SSH/HTTPS encrypted management transport.

Automation, Visibility & SD-Access Fabric Capabilities

Native Cisco DNA Center integration, zero-touch provisioning (ZTP), NETCONF/RESTCONF/YANG/gRPC model-driven programmability, full Flexible NetFlow telemetry, complete SD-Access fabric support with virtual network segmentation, embedded Catalyst 9800 wireless controller, ThousandEyes application performance monitoring integration, unified stack-wide policy orchestration and cross-site topology visualization.

8. License Differentiator: Network Advantage (-A) vs Network Essentials (-E)

The suffix -A (Network Advantage) is Cisco’s top perpetual license tier for Catalyst 9300L fixed-uplink switches, with critical feature upgrades over entry-level -E Network Essentials:

Unlocks advanced routing protocols unavailable on -E: BGP, full EIGRP, MPLS, VRF-lite, policy-based routing
Native SD-Access fabric and TrustSec Adaptive Policy zero-trust segmentation support exclusive to -A models
Enables Encrypted Traffic Analytics (ETA), full DNA Center automation workflows and ThousandEyes application monitoring
No OSPF dynamic route count limitation (Network Essentials caps OSPF learned routes at 1,000)

All switches within a single StackWise stack must deploy identical license tiers to guarantee full stacking interoperability and consistent feature operation.

9. Datasheet Short Summary Paragraph

The Cisco Catalyst C9300L-48PF-4G-A is a high-density UPOE stackable Layer 3 access switch optimized for high-power PoE edge endpoints, equipped with 48 Gigabit UPOE downlinks and four fixed 1G SFP fiber uplink ports. Powered by the full-feature Network Advantage IOS XE license, it delivers comprehensive Layer 2 switching, complete enterprise Layer 3 routing, advanced threat security, full DNA automation and native SD-Access fabric segmentation, supported by StackWise-320 high-speed stacking and redundant 1100W AC power supplies with large UPOE power budget. It is the ideal wired edge solution for campus, retail and branch networks deploying Wi-Fi 6/6E APs, PTZ cameras and digital signage requiring cost-effective 1G fiber aggregation uplinks.


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