Upgrade Your Storage Performance

ExpressSAS® SAS/SATA HOST BUS ADAPTERS

Now offering a full line of 24Gb/s products, ATTO ExpressSAS® SAS/SATA HBAs provide performance, flexibility and data protection like no other in the industry. Ideal for increased and maximum performance for data center flexibility, ExpressSAS HBAs are ready for data-hungry applications such as AI and rich media content.

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Next Generation Performance

ATTO ExpressSAS® 24Gb/s SAS Model host bus adapters (HBAs) provide high performance host connectivity as well as providing a building block as a front-end target device for 24Gb SAS storage. These adapters take advantage of cutting-edge PCIe Gen 4 connectivity for the highest performance for all direct attached storage needs. This latest evolution in SAS HBAs shows why ATTO has been the forefront of innovations in storage connectivity for over 35 years.

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Flexible connectivity solutions

ATTO ExpressSAS HBAs are available with a wide selection of 8 and 16 port options to support a dense connection to storage from rack-mounted servers and workstations in datacenter, data warehousing, video on demand and other high availability, high performance applications.

RAID Protection at No Extra Cost

ExpressSAS HBAs include ATTO PowerCenter Pro RAID software, a simple, yet powerful software package that adds RAID capabilities to your storage without complicated set-up. PowerCenter Pro RAID software is the most effective way to improve performance while also protecting data.

ATTO Advanced Data Streaming

Performance Engineered

ATTO ExpressSAS HBAs incorporate powerful hardware and software elements to manage latency in real-time environments. Exclusive Advanced Data Streaming (ADS™) Technology maximizes CPU processes to deliver smooth and reliable data transfers and the highest consistent performance.

Efficiently Share Memory

ExpressSAS 12Gb HBA drivers are architected for multi-CPU platforms. ATTO NUMA aware hardware drivers consider the I/O patterns to ensure that driver resources are located close to the system I/O resulting in reduced latency for streaming and high IOPS workflows.

ATTO Celerity Fibre Channel HBAs deliver the fastest data throughput available for today’s most demanding Storage Area Network environments.

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Enterprise OS Support

Extensive operating system support includes major software releases for Linux®, Windows®, Windows Server®, macOS®, illumos, VMware EXSI Server®, and FreeBSD.

Choose the right product for your needs

ATTO offers exclusive latency management features that minimize data transfer interruptions to ensure the highest level of consistent performance. Read more about ATTO Advanced Data Streaming Technology (PDF).

ExpressSAS GT - 12Gb/s SAS/SATA PCIe 4.0 Host Bus Adapters (HBAs)

ESAH-1208

12Gb 8-port internal SAS/SATA to x8 PCIe 4.0 adapter. Recommended for every day, direct-attached, inside-the-box storage connectivity. Perfect for streaming and transactional storage environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-1208GT

ESAH-1208-GT0

12Gb ExpressSAS (model H1208 GT) 8-Port Internal SAS/SATA Adapter

ESAH-120F

12Gb 16-port internal SAS/SATA to x8 PCIe 4.0 adapter. Recommended for large-capacity inside-the-box direct-attached storage environments that require many connections to/from the host CPU. Perfect for streaming and transactional environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-120FGT

ESAH-120F-GT0

12Gb ExpressSAS (model H120F GT) 16-Port Internal SAS/SATA Adapter

ESAH-1244

12Gb 4-port internal/4-port external SAS/SATA to PCIe 4.0 adapter. Recommended for every day, direct-attached storage connectivity where both internal and external connections are needed. Perfect for streaming and transactional storage environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-1244GT

ESAH-1244-GT0

12Gb ExpressSAS (model H1244 GT) 4-Port External/4-Port Internal SAS/SATA Adapter

ESAH-1280

12Gb 8-port external SAS/SATA to PCIe 4.0 adapter. Recommended for every day, direct-attached, external storage connectivity. Perfect for streaming and transactional storage environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-1280GT

ESAH-1280-GT0

12Gb ExpressSAS (model H1280 GT) 8-Port External SAS/SATA Adapter

ESAH-12F0

12Gb 16-port external SAS/SATA to PCIe 4.0 adapter. Recommended for large-capacity external direct-attached storage environments that require many connections to/from the host CPU. Perfect for streaming and transactional environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-12F0GT

ESAH-12F0-GT0

12Gb ExpressSAS (model H12F0 GT) 16-Port External SAS/SATA Adapter

ExpressSAS - 24Gb/s SAS/SATA PCIe 4.0 Host Bus Adapters (HBAs)

ESAH-24F0

24Gb 16-port external SAS/SATA to x16 PCIe 4.0 Host Bus Adapter. Recommended for large-capacity external direct-attached storage environments that require many connections to/from the host CPU. Perfect for streaming and transactional environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-24F0

ESAH-24F0-000

24Gb ExpressSAS (model H24F0) 16-port External SAS/SATA Adapter

ESAH-240F

24Gb 16-port internal SAS/SATA to x16 PCIe 4.0 Host Bus Adapter. Recommended for large capacity inside-the-box direct attached storage environments that require many connections to/from the host CPU. Perfect for streaming and transactional environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-240F

ESAH-240F-000

24Gb ExpressSAS (model H240F) 16-port Internal SAS/SATA Adapter

ESAH-240N

24Gb 24-port internal SAS/SATA to x8 PCIe 4.0 Host Bus Adapter. Recommended for large capacity inside-the-box direct attached storage environments that require many connections to/from the host CPU. Perfect for streaming and transactional environments such as enterprise data centers, cloud computing, digital forensics, database applications, video on demand, broadcast, and financial trading systems.

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ESAH-240N

ESAH-240N-000

24Gb ExpressSAS (model H240N) 24-port Internal SAS/SATA Adapter