7XH7A05908 | Lenovo 4-Bay SATA/SAS 2.5" Backplane Board for ThinkSystem ST550

Here are the technical specifications for Lenovo 4-Bay SATA/SAS 2.5-inch Backplane Board for ThinkSystem ST550:

- Interface Type: SATA/SAS
- Supported Devices: Hard drive, solid state drive
- Supported Form Factor: 2.5"
- Number of Total Expansion Bays: 4
- Compatibility: Lenovo ThinkSystem ST550

Helpful notes:
- This backplane board is designed to expand the storage capacity of the ThinkSystem ST550 server.
- It supports both SATA and SAS interfaces, giving you flexibility in choosing the type of drives to use.
- With four expansion bays, you can add up to four 2.5-inch drives to your server.