Meeting the requirements of large scale external storage, the Sun StorageTek SAS ExpressModule Host Bus Adapter (HBA) addresses the need for SAS connectivity. The StorageTek SAS ExpressModule HBA, supporting up to 122 devices, is ideal for today's data centers, leveraging existing SCSI infrastructure for investment protection and ease of migration.The StorageTek SAS ExpressModule HBA is ideal for Sun customers who require an enterpriselevel SAS solution for interconnecting external storage to a Sun Blade system. The HBA provides the flexible functionality and high performance required for storage implementations.Sun ExpressModule HBAs provide the customer with key advantages including high availability, serviceability, reliability, and lower TCO in a industry standard form factor.