16 Port L2+ Switch, with 4 x 10Gb SFP+ Uplinks, S3900-24F4S-R - FS.com
2 Years Warranty 4 LAN and 2 Fiber Ports Gigabit SFP Fiber Switch - China SFP Fiber Switch and 4 LAN and 2 SFP Ports Fiber Switch
Amazon.com: TRENDnet 4-Port Gigabit Switch with SFP Slot, TEG-S51SFP, 10 Gbps Switching Capacity, Fanless, 802.1p QoS, Rear Facing Ports, Metal Housing, Network Ethernet Switch, Lifetime Protection, Black : Electronics
Tp-link 48-port Gigabit Unmanaged Poe Switch 4-port Sfp Fiber Up 396w Each Port 30w (tl-sg1452p) - Network Switches - AliExpress
IGS-404SM-E - 4 copper + 4 SFP port SNMP/web-managed Gigabit Ethernet Industrial switch, DIN rail mount, extended temp -40 to +75C
D-LINK 100G5SW: 4-port Gigabit Ethernet switch, 1x SFP at reichelt elektronik
4 Port SFP Fiber Optic Switch|4 Port Unmanaged Switch|4 port Gigabit Ethernet Switch | Versitron
IGS-620TF Industrial 4-Port 10/100/1000BASE-T + 2-Port 100/1G/2.5GBASE-X SFP Ethernet Switch - Planet Technology USA
Amazon.com: 4-Port Gigabit Ethernet Fiber Switch, with Two SFP Slots (1000M), Without Transceiver : Electronics
XGS3-24242 Layer 3 24-Port 100/1000X SFP + 16-Port shared TP + 4-Port 10G SFP + Stackable Managed Switch - Planet Technology USA
Planet 8-Port GPON OLT 4-Port Gigabit TP/SFP Combo + 4-Port SFP + 4-Port 10G SFP+
FS S3900-24F4S 20-Port Gigabit SFP Stackable Managed Switch with 4 1Gb Combo 4 10Gb SFP+ Uplinks - FS.com Europe
Tripp Lite 4-Port Managed Industrial Gigabit Ethernet Switch - 10/100/1000 Mbps, 2 GbE SFP Slots, -40° to 75°C, DIN - NGI-M04C2 - Ethernet Switches - CDW.com
4-Port 10/100/1000Base-T to 2-Port SFP Fiber Media Converter | Optcore
China Cisco Manage Switch - 4 Port Gigabit Ethernet Switch and 2 SFP Ports 1000M fiber optic transceiver switch – HDV Manufacturer and Supplier | HDV
Gigabit Ethernet switch Fiber Optical Media Converter fiber switch 4 sfp 3 RJ45 10/100/1000M UTP fiber Port 4F3E|Network Switches| - AliExpress
4-Port Full Gigabit PoE Switch with 1 GE & SFP Uplink, Support POE Ext | LINOVISION US Store
IGS-6325-20S4C4X Industrial L3 14-Port 100/1G SFP with 4 Shared TP + 10-Port 1G/2.5G SFP + 4-Port 10G SFP+ Managed Ethernet Switch - Planet Technology USA
4 Port SFP Fiber Optic Switch|4 Port Unmanaged Switch|4 port Gigabit Ethernet Switch | Versitron
