Product Description
IBM ESJ9 931GB Mainstream SAS 4K SFF-3 SSD for IBM i part number 00LY559 CCIN 5B2B
The IBM ESJ9 is a 931 GB Mainstream 4K SAS solid-state drive in an SFF-3 form factor designed for IBM Power Systems running IBM i.
Product Description for IBM Power9 ESJ9
The IBM ESJ9 (feature code ESJ9, part number 00LY559, CCIN 5B2B) is a 931 GB Mainstream SAS solid-state drive formatted with 4K (4224-byte) sectors. It is mounted on an SFF-3 carrier for installation in POWER8 and POWER9 system-unit SAS bays. This Mainstream SSD is rated at 1 Drive Write Per Day (DWPD) over a five-year period (approximately 1,700 TB total bytes written) and is specified at 6 Gb/s SAS. Feature ESHT is a physically related IBM i feature for this same Mainstream SFF-3 family. Feature ESJ8 is the physically related AIX/Linux version.
Features
- 931 GB capacity
- Mainstream endurance (1 DWPD over 5 years)
- 4K (4224-byte) sector formatting
- SFF-3 (2.5-inch) form factor
- SAS interface
- High performance versus spinning disk
- Enterprise-class reliability for 24x7 operation
- Hot-swap capable in supported SFF-3 bays
- Optimized for IBM i workloads
Technical Specifications
- Feature Code: ESJ9
- Part Number / FRU: 00LY559
- CCIN: 5B2B
- Capacity: 931 GB
- Interface: SAS (6 Gb/s rated)
- Form Factor: SFF-3 (2.5-inch)
- Sector Size: 4K (4224-byte)
- Endurance: 1 DWPD (5-year); ~1,700 TBW
- Type: Mainstream Solid State Drive (SSD)
- Operating System: IBM i
Compatibility
The IBM ESJ9 931GB Mainstream SAS 4K SFF-3 SSD is compatible with:
- Systems: IBM POWER8 and POWER9 system units with available SFF-3 SAS bays, including 9009-series and related models
- Controllers: PCIe Gen3 SAS adapters or later
- Environments: IBM i
- Limitations: Fits only SFF-3 bays. Does not fit EXP24S / EXP24SX (SFF-2) drawers or older SFF-1 bays. Cannot be mixed in the same array with 5xx-byte sector drives. Does not support 4096-byte JBOD formatting. Older PCIe2 and earlier SAS adapters do not support 4K drives. Verify firmware levels and population rules via IBM documentation.
Warranty
This product comes with a 60-day warranty covering parts and functionality.
