The st7300usbm industrial grade 7 port usb 30 hub offers a simple way to expand a systems current usb capability by adding 7 external superspeed usb 30 ports from a single usb 30 host connection designed to provide reliable performance even in extreme operating environments this industrial grade hub features a rugged all metal chassis which can be securely mounted to most surfaces and walls plus the hub includes optional din rail mounts that can be used for equipment rack installations