48x 1G Copper 296 Gbps UPOE (60W) StackWise-320 4x 25G Uplinks Mini Form Factor

Cisco C9300LM-48U-4Y Mini 48-Port UPOE Switch

The Catalyst 9300LM-48U-4Y is a compact mini form-factor 48-port 1G copper switch with Cisco UPOE and 4x 25G fixed uplinks. Ideal for space-constrained deployments requiring PoE for access points, phones, and IoT devices.

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Product Overview

Mini Form Factor

Compact 10.84-inch depth chassis designed for space-constrained wiring closets and edge deployments.

48-Port 1G Copper with UPOE

48 ports of 1G copper (1G/100M/10M) with Cisco UPOE delivering up to 60W per port for high-power devices.

4x 25G Fixed Uplinks

High-speed 25G SFP28 fixed uplinks for backbone connectivity to distribution or core switches.

StackWise-320

Stack up to 8 switches with 320 Gbps stacking bandwidth with other C9300L and C9300LM models.

Advanced Security

MACsec 256-bit encryption, Encrypted Traffic Analytics, Trustworthy Solutions with hardware-anchored Secure Boot.

SD-Access Ready

Foundation for Cisco SD-Access with policy-based automation, segmentation, and Cisco DNA Center integration.

Features and Benefits

Compact UPOE switching at 48-port density.

The C9300LM-48U-4Y delivers enterprise-class switching in a mini form factor for UPOE access deployments.

296 Gbps Switching

Wire-rate forwarding at 220.22 Mpps standalone, scaling to 616 Gbps and 458.30 Mpps with stacking.

Encrypted Traffic Analytics

Machine learning identifies threats in encrypted traffic without decryption for enhanced network security.

Programmable

NETCONF/YANG, RESTCONF, on-box Python scripting, and streaming telemetry for full automation.

UPOE Power

Up to 60W per port with 790W PoE budget, expandable to 1790W with a secondary 1000W power supply.

ThousandEyes Enabled

End-to-end path visualization from campus to cloud included with Cisco DNA Advantage licenses.

UADP 2.0 ASIC

Programmable pipeline with configurable allocation of L2/L3 forwarding, ACLs, and QoS entries.

Specifications

Interfaces

Downlink ports48x 1G copper (RJ-45)

Uplinks4x 25G SFP28 (fixed)

PoECisco UPOE (60W per port)

Management port1x dedicated RJ-45

Performance

Switching capacity296 Gbps

With stacking616 Gbps

Forwarding rate220.22 Mpps

With stacking458.30 Mpps

Stacking bandwidth320 Gbps (StackWise-320)

Physical

Dimensions (H x W x D)1.73 x 17.50 x 13.17 in

Rack units1RU

Weight12 lb (5.45 kg)

Form factorMini (compact depth)

Power

Default power supplyPWR-C6-1KWAC

PoE primary790W

With 1000W secondary1790W*

MTBF304,970 hours

Ordering Information

C9300LM-48U-4Y-E

Mini 48-port 1G copper, UPOE, 4x 25G uplinks, Network Essentials

C9300LM-48U-4Y-A

Mini 48-port 1G copper, UPOE, 4x 25G uplinks, Network Advantage

Documentation

Data Sheet

Cisco Catalyst 9300 Series Data Sheet. Full specifications, models, management, licensing, and ordering information.

Download PDF ›

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