504022-001 is an HP Smart Array P400 internal SAS/SATA RAID controller with a PCI Express x8 host interface and eight internal SAS lanes through two SFF-8484 connectors. The controller supports hardware RAID for SAS and SATA drives and can use removable cache modules, including 256MB or 512MB configurations. HP identifies 504022-001 as the P400 internal controller board, with 405161-B21 as a related option kit.
- Part Number: 504022-001
- Manufacturer: HP / HPE
- Product: Smart Array P400 Internal SAS/SATA RAID Controller
- Controller Type: Hardware RAID controller
- Host Interface: PCI Express x8
- Form Factor: Low-profile PCIe
- Internal Ports: 2 × SFF-8484 x4 connectors
- Total SAS Lanes: 8
- SAS Interface: 3Gb/s per physical link
- SATA Interface: SATA 1.5Gb/s
- Cache: Supports removable 256MB or 512MB cache modules
- RAID Levels: RAID 0, 1, 1+0, 5; RAID 6 with supported 512MB battery-backed configuration
- Battery-Backed Cache: Supported with compatible BBWC module/battery
- Supported Drives: Internal SAS and SATA hard drives
- Application: Server storage, hardware RAID, disk-array management
- Compatible Systems: HP ProLiant DL380 G5, DL385 G2/G5 and DL585 G1, among other systems supporting the P400 configuration.
- Related Option: 405161-B21
- Related Assemblies: 405831-001, 405832-001, 441823-001, 447029-001, 504023-001
- Included: 1 × Smart Array P400 controller board; cache/battery and SAS cables may be configuration-dependent
- Compatibility Note: 504022-001 is the P400 variant with rear-facing SFF-8484 connectors; it should not be confused with 405832-001, which uses a different connector orientation.
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