Expansion Cards     ECU03

■ SuperSpeed USB 3.1 with Type A and Type C ports

■ PCI-E Gen2.0 x2, throughput up to 10Gbps

■ Compliant with eXtensible Host Controller Interface (XHCI) specification Revision 1.1

■ Compliant with USB Attached SCSI Protocol Revision 1.0 (UASP)

■ Includes optional low profile slot cover for supporting low profile cases

         The SilverStone ECU03 is a USB 3.1 expansion card with external Type A and Type C connector. It offers 10Gbps bandwidth for excellent stability and transfer rate when multiple external USB devices are in use simultaneously. The ECU03 is also backwards compatible with USB 3.0/2.0/1.1 and supports UASP (USB Attached SCSI Protocol) for enhanced performance. For operating systems with XHCI (eXtensible Host Controller Interface), the ECU03 will easily install without the need for any drivers because it also supports XHCI. For those looking to upgrade or add additional USB 3.1 ports or devices to their computer, the ECU03 is a great starting point.


Model No. SST-ECU03
Power requirement 5V via SATA 15-pin power connector
Form factor Low profile - PCI-E 2.0 x2 (10Gbps)
USB Ports USB 3.1 Type-A x 1
USB 3.1 Type-C x 1, DFP with Rp=10KΩ and up to 5V 3A
USB 3.1 controller ASMedia ASM1142
Transmitting Speed USB 3.1 Gen2 (10Gbps), USB 3.1 Gen1/USB 3.0 (5Gbps), USB 2.0 (480Mbps), USB 1.1 (12Mbps)
Operating system support Windows 7 (32bit/64bit)*, 8/8.1/10(32bit/64bit)**, Ubuntu/Linux/Mac OS***
Power Management Support USB 3.1 and USB 2.0 link power management
Current protection Support over current detection and protection
Remark :
* If your OS version is Windows 7 or earlier, please install driver (available from SilverStone website) prior to using the ECU03.
** Windows 8 or 8.1, 10 supports ECU03 automatically so you do not need to install additional driver for it.
*** User should check for XHCI function in Ubuntu/Linux or Mac OS, if computer system supports XHCI function then it can support ECU03 automatically without additional driver installation.
**** If your operating system is incompatible with the expansion cards developed by SilverStone, such that your device can not be detected or recognized, please update your motherboard’s driver or BIOS to the latest version. You may also try executing compatible mode in your operating system and select previous versions of operation system to install driver required by the expansion cards.
USB 3.1 PCI Express card with internal 19pin connector more...
USB 3.1 Type-C 2.5" & 3.5" SATA drive docking station more...
ECU03 Manual
672 KB
ECU03 driver for win 7
8,399 KB
ECU03 High resolution photos
4,187 KB

ECU03 eDM (ecu03-edm-en.pdf)
197 KB

No such information.