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.
J5 create JUH340 - Hub - 4 x SuperSpeed USB 3.0 - desktop
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.
Plugable USB3-HUB10C2 - Hub - 10 x SuperSpeed USB 3.0 - desktop
Compulocks 8-Port USB Charging Power Strip - 8 USB Charging Ports with Surge Protection - Charging strip - 96 Watt - 2.4 A - 8 output connectors (USB (power only))
D-Link DXS-1100-10TS - Switch - smart - 8 x 10GBase-T + 2 x 10 Gigabit SFP+ - rack-mountable
StarTech.com 5 Port Unmanaged Industrial Gigabit PoE Switch with 4 Power over Ethernet ports - Switch - unmanaged - 4 x 10/100/1000 (PoE) + 1 x 10/100/1000 - wall-mountable - PoE (62 W)
Displays the same image on 3 HDMI monitors, extends the desktop across all three, or combines all into one large monitor. Ideal for digital signage in schools, churches, conference rooms, trade shows and retail outlets.
Plugable USB3-HUB7BC - Hub - 7 x SuperSpeed USB 3.0 - desktop
IOGEAR HUB-C - Hub - 4 x SuperSpeed USB 3.0 - desktop
CyberPower CP-H430P - Hub - 4 x SuperSpeed USB 3.0 - desktop
D-Link SmartPro DGS-1510-28X - Switch - L3 - managed - 24 x 10/100/1000 + 4 x 10 Gigabit SFP+ - desktop, rack-mountable
The SE3008 8-Port Gigabit Ethernet Switch from Linksys features 8 Gigabit Ethernet ports allowing you to add additional reliable data ports to your existing network.
Add USB 3.0 hub ports to your Windows-based tablet, or any laptop, plus add a separate fast-charge port through a single USB 3.0 connection
Connect five SATA drives to a single internal SATA 6Gbps host connection
StarTech.com 5 Port Industrial Gigabit Ethernet Switch - DIN / Wall-Mount - Switch - 5 x 10/100/1000 - desktop, DIN rail mountable, wall-mountable - DC power
The Intellinet 8-Port Gigabit Ethernet PoE+ Switch (560641) is designed to pass both data and electrical power to a number of PoE-compatible devices via standard Cat5e or Cat6 network cables.