303-178-100B-03 is the manufacturer part number for the Dell EMC Data Domain SLIC23 I/O Expansion Module. This specialized hardware card expands backend storage connectivity on enterprise backup appliances.Technical Specifications
- Component Type: I/O Expansion Board / Storage Adapter Module
- Port Configuration: 4 physical SAS ports
- Interface Protocol: Serial Attached SCSI v2 (SAS v2)
- Bandwidth Speed: 6 Gbps data transfer rate per port
- Controller Engine: LSI SAS
- Hardware Name: SLIC23
System CompatibilityThis module is primarily designed for Dell EMC Data Domain deduplication storage systems, most notably the Data Domain DD2500 platform. It allows the main controller unit to securely daisy-chain to external disk expansion shelves using mini-SAS cabling.Alternative Part NumbersWhen sourcing this component from hardware vendors, it is often cross-listed under these equivalent internal or assembly numbers:
- 303-178-100B
- 100-562-958
- ASY IO 6G SAS 4-PORT LSI
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