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- Specifications
A battery and an internal SAS cable are part of the 851508-B21, the HPE Smart Array P542D/2GB Controller for ProLiant XL270d Gen9 Server. The Smart Storage Battery and the SAS cable for the internal drives on the XL270d are included in the kit.
The P542D is a PCIe 3.0 mezzanine 12Gb/s SAS RAID controller with a 2GB flash-backed write cache (FBWC). It has 16 physical links, 8 internal across two x4 ports and 8 external across two x4 ports, and supports up to 71 physical drives, up to 64 logical drives, RAID 0, 1, 10, 5, 50, 6, 60, 1 ADM and 10 ADM, and RAID or HBA mode. SmartCache and Secure Encryption are optional licenses.
The kit for Synergy compute modules is the 759557-B21 Smart Array P542D controller, which comes without the battery and SAS cable. Browse additional controller kits in HPE server interface cards.
| Part number | 851508-B21 |
| Name | HPE Smart Array P542D/2GB Controller for ProLiant XL270d Gen9 Server |
| Kit contents | controller, Smart Storage Battery, SAS cable for internal drives |
| Write cache | 2GB flash-backed (FBWC) |
| Interface | 12Gb/s SAS, 6Gb/s SATA, PCIe 3.0 mezzanine |
| Physical links | 16 (8 internal, 8 external) |
| Drives | up to 71 physical, 64 logical |
| RAID | 0, 1, 10, 5, 50, 6, 60, 1 ADM, 10 ADM; RAID or HBA mode |
| Synergy kit | 759557-B21 |
| Compatible with | HPE ProLiant XL270d Gen9 |