The S3900 series switches consist of three models: S3900-24T4S, S3900-24F4S, S3900-48T4S, which are fully managed stackable Gigabit switches, equipped with Broadcom chips, supporting 10G SFP+ uplinks, designed for SMB, campus and enterprise networks.

S3900-24T4S S3900-24F4S S3900-48T4S

Product Guideline

Product Guideline

Case Study



Basic Information
Test Report
EOM, EOFS and EOS Date
Supported Module & Cable
Configuration Guide
Switch Stack
Voice VLAN
STP Configuration
Interface-based VLAN
IP Subnet-based VLAN
Protocol-based VLAN
Traffic Segmentation
Log in Guide
Port Mirroring
MAC Address-based VLAN
DHCP Snooping

End-of-Sale Announcement for S3800 Series Switch

Posted on By FS.COM

FS has discontinued the S3800 series switches. Per our policy, customers will continue to get support from FS technical assistance team, provided a valid warranty is maintained on the product.

The replacement for the S3800 series is the S3900 switches which can better meet customers’ needs for enterprise and campus networks. With advanced and abundant L2 and L2+ features, the new S3900 series switches can support customers with high availability, comprehensive security, robust multicast control, and advance QoS to the network edge.

S3900 Series Switch Features

  • Support up to 6 units physical stack

  • Gigabit wire-speed switching performance

  • Support robust multicast control with IGMP snooping and IGMP filtering/throttling

  • Featured high availability and reliability by supporting STP, RSTP, MSTP, and LACP

  • Superior management with the command-line interface (Via Console/Telnet/SSH), web-based GUI, SNMP, and LLDP

  • Enhanced network security with RADIUS/TACACS+ authentication, DHCP Snooping, DoS Protection, etc

FS has a large stock of S3900-48T4S, S3900-24T4S and S3900-24F4S switches available. Please refer to the following chart for more details:

Name Description
S3900-24F4S 20-Port Gigabit SFP Switch with 4 Combo SFP/RJ45 Port and 4 10Gb SFP+ Uplinks
S3900-24T4S 24-Port Fanless 10/100/1000BASE-T Switch with 4 10Gb SFP+ Uplinks
S3900-48T4S 48-Port 10/100/1000BASE-T Switch with 4 10Gb SFP+ Uplinks

If you have any questions, please contact your sales representative or our customer service team at

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