Turn a single USB 2.0 port into 4 external USB 2.0 ports
Add an RS232 serial port with COM retention to your laptop or desktop computer through USB
Add four external SuperSpeed USB 3.0 ports from a single USB connection
4 Port Aluminum USB 2.0 Hub for Mac boasts an elegant aluminum design to match the style and color of all your Mac devices. Add up to 4 peripherals quickly and easily with the Sabrent 4-Port USB 2.0 Hub.
Sabrent HB-MAC3 - Hub - 4 x SuperSpeed USB 3.0 - desktop
Add four USB 3.0 ports to your laptop or Ultrabook using this slim, portable hub with an extended-length cable
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.
The NG5 5-Port 10/100/1000 Mbps Desktop Gigabit Ethernet Unmanaged Switch adds 10/100/1000 Mbps Ethernet capacity to your home office, small office, workgroup or creative production environment.
The energy-efficient NSS-G24D2P24 24-Port PoE+ Gigabit L2 Managed Network Switch does more than complete your home or office LAN.
The 24 Port Gigabit +4SFP Port POE Web Smart Ethernet Switch from V7 is designed to maximize system functionality. It features Power Over Ethernet (POE) ports that automatically detect and supply power with those 802.3at compliant Powered Devices.
The NG8 8-Port 10/100/1000 Mbps Desktop Gigabit Ethernet Unmanaged Switch adds 10/100/1000 Mbps Ethernet capacity to your home office, small office, workgroup or creative production environment.
D-Link DXS-3400-24SC - Switch - L3 Lite - managed - 20 x 10 Gigabit SFP+ + 4 x combo 10 Gigabit SFP+ - desktop, rack-mountable
The GS510TLP 8-Port Gigabit Smart Managed Switch with PoE+ and 2 SFP Ports joins the NETGEAR Standalone Smart Managed Switches family, adding full 8 port PoE+ support for deployment of modern high-power PoE devices.
D-Link DXS-1100-10TS - Switch - smart - 8 x 10GBase-T + 2 x 10 Gigabit SFP+ - rack-mountable
Plug-and-play, simple set up with no software or configuration needed. Fanless design for silent operation. Energy efficient with up to 60% lower power consumption. Per port LEDs for port activity and speed. 48 auto-sensing 10/100/1000 Mbps GbE ports.
Connect five Ethernet devices to your network, including two Power over Ethernet (802.3af) devices, even in locations without a power source
D-Link GO-SW-5GE - Switch - unmanaged - 5 x 10/100/1000 - desktop
3-Port USB 3.1 Gen 1 Portable Hub, USB-C to (x3) USB-A, with Gigabit Ethernet Port, Thunderbolt 3 Compatible
Tripp Lite's B156-004-HD 4-Port DisplayPort 1.2 to HDMI MST Hub allows you to connect four independent HDMI monitors to a single DisplayPort output on your computer.
HPE Enterprise - Hard drive - 600 GB - hot-swap - 2.5" SFF - SAS 12Gb/s - 15000 rpm - with HP SmartDrive carrier
The TL-SG1016D 16-port Gigabit Ethernet switch provides you with a high-performance, low-cost, easy-to-use, seamless and standard upgrade to improve old network to 1000Mbps network.
Simply plug in the Edgeport and in a matter of minutes gain up to 4 serial ports to connect bar-code scanners, printers, or any serial peripheral device.
features a non-blocking wire-speed architecture with a 4.8Gbps switching capacity, for maximum data throughput and an integrated universal power supply.
Reliable alternative to serial cards that offers an easy solution for adding COM ports to a laptop, thin client or legacy-free PC to connect serial and USB peripheral devices.