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D-Link

D-Link xStack DGS-3120-48PC Ethernet Switch

$2,954.99
$2,126.99 SAVE $828.00
None availableas of 10/10/2026

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Free shipping on most items when you spend $100 or more.

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Secure checkoutISO 9001:2015 and CMMC certifiedFamily owned since 1982

Free shipping on most items when you spend $100 or more.

Real people answer: chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.

Overview

Standard and Enhanced Images

The DGS-3120 Series is embedded with two different software images - Standard Image (SI) and Enhanced Image (EI). The Standard Image provides sophisticated features for businesses. It includes advanced Quality of Service (QoS), traffic shaping, L2 multicasting and robust security features. The Enhanced Image supports ERPS, Double VLAN (Q-in-Q), Ethernet OAM, Static Route, IMPB, sFlow, IPv6 features which are suitable for the next generation IPv6 networks or triple play.

Technical specifications

General Information

Manufacturer D-Link Systems, Inc
Manufacturer Part Number DGS-3120-48PC/SI
Manufacturer Website Address http://www.dlink.com
Brand Name D-Link
Product Line xStack
Product Series DGS-3120
Product Model DGS-3120-48PC
Product Name xStack DGS-3120-48PC Ethernet Switch
Product Type Ethernet Switch

Interfaces/Ports

Total Number of Network Ports 48
Uplink Port Yes
Management Port Yes
Number of PoE+ (RJ-45) Ports 48
Number of Stack Ports 2
Stack Port Yes
Port / Expansion Slot Details 44 x Gigabit Ethernet Network4 x Gigabit Ethernet Uplink4 x Gigabit Ethernet Expansion Slot

Media & Performance

Media Type Supported Twisted Pair
Ethernet Technology Gigabit Ethernet
Network Technology 10/100/1000Base-T1000Base-X

I/O Expansions

Expansion Slot Type SFP
Total Number of Expansion Slots 5.0
Shared SFP Slot Yes
Number of SFP Slots 4

Network & Communication

Layer Supported 2

Management & Protocols

Manageable Yes
Management
  • Web-Based Management
  • Command Line Interface
  • SNMP v1, v2c, v3
  • RMON 1, 2, 3, 9
  • Telnet
  • DHCP
  • Syslog
  • sFlow
  • MIB
  • QoS
  • VLAN

Memory

Flash Memory 32 MB
Memory Card Supported SD

Reliability

MTBF 223006 Hour

Power Description

PoE (RJ-45) Port No
Power Source Power Supply
Redundant Power Supply Supported Yes

Physical Characteristics

Color Family Black
Product Color Black
Form Factor Desktop
Height 1.7"
Width 17.3"
Depth 15"
Weight (Approximate) 13.96 lb

Miscellaneous

Certifications & Standards Emission (EMI):
  • FCC Class A
  • CE Class A
  • VCCI Class A
  • IC
  • C-Tick
Safety:
  • CB
  • cUL
  • LVD
Green Compliant Yes

Ratings and reviews

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Shipping and returns

Free shipping on most items when you spend $100 or more. In-stock items ship on the next open shipment slot. The buy box above shows the live order-by countdown and the estimated arrival date.

Need to send it back? Start a return online with a Request RMA and our team will take care of you. Keep the original packaging. Items must be returned in the condition received.

Questions about shipping or returns? Chat with us, email customerservice@colamco.com, or call 1-800-692-8757, Monday to Friday, 8am to 5pm EST.