28 ports Managed Ethernet Switch with 24x 100M FX & 4x 1G RJ45/SFP Combo ports - LX28-4C-M

LX28-4C-M is a L2 managed 100M optical fiber Ethernet switch with 24x 100M FX & 4x 1G
RJ45/SFP Combo ports. Designed specially for work groups, internet bars, schools, small and medium enterprises, upgrade the local area network to gigabit, and meet their demand of high bandwidth


  • 24 x100M SFP ports and 2 *gigabit Combo port
  • Integrate * 8 k MAC address memory area and 128 CAM
  • Integration 1.25 Mbit SSRAM datagram store-and-forward cache
  • Non-blocking line speed image and filtering (12.8 Gbps data throughput)
  • Support Leaky VLAN and 32 VLAN group
    802.1 p priority queue, port mirroring
  • In full-duplex mode, providing the IEEE 802.3 x flow control function (flow control)
  • 802.3 AD link aggregation standard (LACP) (after the firmware upgrade in the future
  • Can be installed each port upward/downward flow of bandwidth
  • Control the broadcast storm
  • Support fiber port (default any port) management
  • Support loop detection (off by default)

Parameters Values
10/100 M FX port
24 auto-negotiation
1000M GE SFP Combo ports
10/100/1000M adaptive, full / half duplex fully adaptive
Network connection
Layer 2
MAC addresses
4K MAC addresses can be learned
Cable Type
IEEE802.3,IEEE802.3u,IEEE802.3x, IEEE802.3z/a, IEEE802.3ab.
Singlemode 1310nm / 1550nm ; Multimode 850nm / 1310nm (optional)
RJ45 seat support (cross / straight-line adaptive) Auto-MDIX
Transmission power
-9dBm to -5dBm
Transmission Length
Singlemode 20/40/60/80/100/120km ; Multimode 2km (optional)
Receiving sensitivity
Better than -36dBm
IP30 protection grade, metal case
Operating temperature:
0 ~ 50 °C
Storage temperature
-20 ~ 70 °C
5 to 90% (non-condensing)
AC100~240V (built-in)
440 *310 *44mm

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