USBGear offers USB adapters and converters that you’re looking for including USB to serial for industrial use, dual video adapters for display and conversion, and USB gender changers to convert USB cable or port connections for various applications. The USB to serial adapter signals range from rs232 to rs485 and rs422 for COM port creation or integration with your current Windows 7, 8, 10 or Mac systems.
COOLGear JMB321-SW4 1-to-4 SATA2 expander, 3.5-in bay with switches 1-to-4 SATA2 expander for switching 4 Devices On/Off Provides a SATA host to Expand into 4 SATA Devices.
SATA Hard Drive Switch with True SATA III Speed Electronics. (New SATA III 6Gbps speed available on all units sold after Jan 2013) Works with All Operating Systems Including Linux, Windows 7 / 8 2008, Vista, XP, 2000, 2003, MAC OS 10 Etc.