Add an RS232 serial port with COM retention to your laptop or desktop computer through USB
NETGEAR ProSAFE FSM7250P 48-Port Fast Ethernet PoE Managed Switch - Switch - L2+ - managed - 48 x 10/100 (PoE) + 2 x 10/100/1000 + 2 x shared SFP - desktop, rack-mountable - PoE (380 W)
Add four external USB 3.0 ports to your notebook or Ultrabook™ with a slim, portable hub
DGS-1100 Series Gigabit Smart Managed Switches provide an affordable solution for businesses of all sizes that require simple network management.
Tripp Lite U360-004-MINI is a compact, 4-Port USB 3.0 SuperSpeed hub, with built-in cable, that provides up to 5Gbps transfer rates in a compact, portable format ( Computer and devices must be both USB3.0 rated to achieve maximum 5Gbps speeds ).
Turn your laptop’s USB Type-C port into four USB Type-A ports (5Gbps) using this bus-powered hub.
Sabrent HB-MAC3 - Hub - 4 x SuperSpeed USB 3.0 - desktop
IOGEAR's Thunderbolt 2 Docking Station brings the connectivity of a desktop to your Macbook, Ultrabook, or other Thunderbolt 2 enabled devices.
Turn a USB Type-C port on your laptop into three USB Type-A charge-and-sync ports (5Gbps) and one USB Type-C port
Add ten USB 3.0 (5Gbps) ports with this DIN rail or surface-mountable metal hub
The ProCurve 10-GbE SFP+ 1m Cable is A low-price 10-Gigabit connectivity option consisting of a 1 m cable with SFP+ connectors permanently attached to each end.
Add four external SuperSpeed USB 3.0 ports from a single USB connection
Turn a USB Type-C port on your laptop into three USB Type-A ports (5Gbps) and one USB Type-C port
The Belkin 5-Port 10/100 Network Switch lets you connect computers, printers, external hard drives and other peripherals to your network quickly and easily.
The SE4008 WRT 8-Port Gigabit Ethernet Switch from Linksys is designed for users who want to surf the web, create a strong local area network, and more.
Add 4 external, wall mountable USB 3.0 ports from a single USB connection
IOGEAR's 4-Port USB 2.0 Hub provides 4 Hi-Speed USB 2.0 ports for your USB connectivity needs. This device is USB 2.0 compliant and provides a high-speed data transfer rate.
D-Link xStack DGS-3120-48TC - Switch - managed - 44 x 10/100/1000 + 4 x combo SFP - desktop
Switch DGS-1210-10/ME is the ideal solution for applications in Metro Ethernet networks. This switch is equipped with 8 Gigabit Ethernet ports for connectivity over twisted pair, 2 SFP-port used for the organization of a high-speed rail connection.
The DGS-1210/ME Series Metro Ethernet Switches are a family of Ethernet switches ideal for Metro Ethernet applications. These switches provide copper connections on upgraded GbE ports, along with Gigabit SFP ports for improved uplink bandwidth.
D-Link’s DGS-1100 Series Gigabit Smart Managed Switches provide an affordable solution for businesses of all sizes that require simple network management.
D-Link DEM 432XT-DD - SFP+ transceiver module - 10 Gigabit Ethernet - 10GBase-LR - LC single-mode - up to 6.2 miles - 1300 nm - for xStack DGS-3620-28PC, DGS-3620-28SC, DGS-3620-28TC, DGS-3620-52P, DGS-3620-52T
D-Link Direct Attach Cable - Stacking cable - SFP+ to SFP+ - 3.3 ft - for D-Link DXS-1100-16, 1210-16, 3400-24, 3600-16; DGS 3630; Web Smart DXS-1210-12
D-Link Data Center 10GbE Top-of-Rack Switch DXS-3600 - Switch - managed - 24 x 10 Gigabit SFP+ - rack-mountable