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This SI-PEX40153 is a dual M.2 B-Key SATA SSD expansion card with PCIe 3.0 x1 interface. Built with JMB582 chipset, it can expand a single PCIe slot into two independent M.2 B-Key SATA ports, each supporting 6Gbps high-speed transmission.
It supports common M.2 SSD length specifications, perfectly fits daily storage upgrade and NAS multi-disk expansion. Equipped with premium heatsink to lower operating temperature and avoid overheating throttling. It is plug and play, compatible with mainstream desktop motherboards and operating systems, ideal for capacity expansion and high-speed disk group building.