ThinkSystem SR645 Rear 2 x 7mm NVMe/SATA RAID enablement kit
ThinkSystem SR645 Rear 2 x 7mm NVMe RAID enablement kit
ThinkSystem SR645 Rear 2 x 7mm SATA RAID enablement kit
The option package contains the following items.

1 7mm RAID kit (1), can be either of the following:
NVMe RAID kit
SATA RAID kit
2 7mm tray filler (2)
3 On-board SATA cable to 7mm backplane, signal cable (1)
4 On-board SATA cable to 7mm backplane, power cable (1)
5 Drive sequence label (1)
For information about installing the option product, refer to the Server hardware setup or Internal cable routing chapter in the Setup Guide, or go to: https://thinksystem.lenovofiles.com/help/topic/7D2X/server_setup.html or https://thinksystem.lenovofiles.com/help/topic/7D2X/internal_cable_routing.html.
To get the latest technical information and download device drivers and updates, go to: https://datacentersupport.lenovo.com/us/en/products/servers/thinksystem/sr645/7d2x/downloads/driver-list.