The LENOVO ThinkSystem M.2 NVMe 2-Bay RAID Enablement Kit is a robust solution designed for enterprise-grade storage expansion in compatible Lenovo ThinkSystem servers such as the SR645, SR665, and SR860 V2. This kit supports one or two NVMe M.2 SSDs accommodating multiple drive form factors including 2242, 2260, 2280, and 22110 (42mm, 60mm, 80mm, and 110mm lengths).

Equipped with an onboard Marvell 88NR2241 NVMe RAID controller, it delivers flexible RAID configurations: single-drive RAID-0 when using one SSD, and RAID-0, RAID-1, or two independent RAID-0 arrays when using two drives. Featuring a PCIe 3.0 x2 host interface with PCIe 3.0 x1 links to each drive, the kit ensures high throughput and low latency.

The device supports advanced management and configuration through UEFI and OS-based utilities, along with monitoring and reporting capabilities for events and temperature via an I2C interface. Firmware updates are streamlined through Lenovo's firmware update tools, ensuring the adapter stays current and reliable.

This enablement kit is ideal for organizations seeking versatile, high-performance NVMe RAID support in their Lenovo ThinkSystem server environment, improving storage reliability and performance while maintaining ease of management.

For detailed technical documents and compatibility information, visit the [Lenovo ThinkSystem M.2 Adapters Product Guide](https://lenovopress.lenovo.com/lp0769-thinksystem-m2-adapters).