Sorry, that product is no longer available. But here are other great products for you to choose from.
Add 4 DIN Rail-mountable RS232 Serial ports to any system through USB
C2G 4-Port USB Hub for Chromebooks, Laptops, and Desktops-USB 2.0 Aluminum Hub - Hub - 4 x USB 2.0 - desktop
Turn a single USB 2.0 port into 4 external USB 2.0 ports
Add 7 external, USB 3.0 ports to a computer from a single USB connection
VisionTek High Power USB Four Port Charging Hub - Hub - 4 x USB - desktop
Tripp Lite 4-Port USB 2.0 Mobile Hi-Speed Ultra-Mini Hub w/ Power Adapter - Hub - 4 x USB 2.0 - desktop
Add four USB 3.0 ports to your laptop or Ultrabook using this slim, portable hub with an extended-length cable
Add 7 external, wall/DIN rail mountable USB 2.0 ports from a single USB connection
Kensington UH7000C - Hub - 7 x SuperSpeed USB 3.0 - desktop
The compact 4-Port Travel Hub conveniently adds four easy-access USB ports to your laptop/netbook/ultrabook - perfect for connecting a keyboard, mouse, thumb drive, charging cable, or any other USB-enabled device.
Tripp Lite 7-Port USB 3.0 Hub SuperSpeed with Dedicated 2A USB Charging iPad Tablet - Hub - 7 x SuperSpeed USB 3.0 - desktop
Belkin SuperSpeed USB 3.0 4-Port Hub - Hub - 4 x SuperSpeed USB 3.0 - desktop
Urban Crazy 4-Port Hub - Hub - 4 x USB 2.0 - desktop
The compact multiport solution features a foldable, flat cable that safely stores the USB-C connector for durability and portability -- designed for business and travel.
Turn your laptop’s USB Type-C port into four USB Type-A ports (5Gbps) using this bus-powered hub.
SIIG Mini-DP Video Dock with USB 3.0 LAN Hub - Docking station - (USB) - GigE
Aluratek - USB gender changer - USB 3.0 (M) to USB 3.0 (F)
SMK-Link Electronics VP6920 - Network adapter - USB Type-C - GigE, USB 3.0
Black Box Gigabit Managed PoE Injector - PoE injector - 370 Watt - output connectors: 24 - 1U - for P/N: EVNSL85-0010, EVNSL85-0010-25PAK, EVNSL85-0015, EVNSL85-0015-25PAK