The LSISAS3x40, manufactured by LSI Computer Systems (now Broadcom), is a SAS expander. It is a crucial component in storage systems, enabling the connection of a large number of SAS (Serial Attached SCSI) or SATA (Serial ATA) drives to a single host controller. This device facilitates scalability and flexibility in storage infrastructure.

Applications

• Storage arrays
• JBOD (Just a Bunch Of Disks) enclosures
• Server backplanes
• External storage systems
• Data centers

Features

• 36 ports (typically configured as 4 x4 internal ports and 8 x1 external ports)
• SAS 3Gb/s and SATA 3Gb/s support
• Zoning support for enhanced security and management
• SES-2 (SCSI Enclosure Services) support
• Automatic port discovery and configuration

Benefits

• Enables connection of a large number of storage devices
• Provides scalability for growing storage needs
• Simplifies storage system management
• Enhances data availability and reliability
• Offers flexible storage configuration options

Additional Details

The LSISAS3x40 SAS expander provides a cost-effective solution for expanding storage capacity. It supports both SAS and SATA drives, allowing for a mix of drive types in a single system. Zoning capabilities enhance security by isolating different groups of drives, preventing unauthorized access. The SES-2 support enables monitoring and management of enclosure services, such as fan speed, temperature, and power supply status. Automatic port discovery and configuration simplifies the installation and setup process. The LSISAS3x40 is designed for use in a variety of storage applications, providing a reliable and scalable solution for managing large amounts of data.