ATTO ExpressSAS H240N

24Gb/s SAS/SATA Host Bus Adapter With 24 Internal Ports And PCIe Gen 4 x8 Interface For High-Density Storage Connectivity

The ATTO ExpressSAS H240N is a high-performance 24Gb/s SAS/SATA host bus adapter designed for dense, direct-attached storage environments.

It features 24 internal ports and leverages a PCIe Gen 4 x8 interface to deliver exceptional throughput and scalability for data centers and enterprise storage solutions.

This low-profile adapter is ideal for rack-mounted servers, workstations, and demanding applications requiring reliable, high-bandwidth connectivity.

  • 24Gb/s SAS/SATA connectivity for maximum performance.
  • 24 internal ports for high-density storage configurations.
  • PCIe Gen 4 x8 interface ensures fast data transfer rates.
  • Low-profile form factor fits modern server environments.

Original price was: £ 1,056.85.Current price is: £ 1,029.95.

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Category: SAS/SATA HBA PCIe Cards
SKU: ESAH-240N-000
Brand: ATTO Technology

ATTO ExpressSAS H240N – Product Overview

The ATTO ExpressSAS H240N is engineered to meet the rigorous demands of modern data centers and enterprise storage infrastructures.

With 24 internal SAS/SATA ports and support for 24Gb/s transfer rates, this host bus adapter (HBA) provides the bandwidth and scalability required for high-density, direct-attached storage deployments.

Utilizing a PCIe Gen 4 x8 interface, the H240N ensures optimal data throughput, making it an excellent choice for applications such as data warehousing, video-on-demand, and high-performance computing.


High-Density Internal Connectivity

The H240N’s 24 internal ports enable dense storage configurations, supporting large-scale JBODs, RAID arrays, and direct-attached storage enclosures within a single server chassis.


Next-Generation Performance

By leveraging the 24Gb/s SAS interface and PCIe Gen 4 x8 bus, the H240N delivers industry-leading throughput and low latency, ensuring rapid access to critical data and efficient storage operations.


Versatile Application Support

This adapter is ideal for environments requiring high IOPS and bandwidth, such as virtualization hosts, database servers, and media production workstations.


Advanced Reliability and Compatibility

ATTO’s proven reliability and compatibility ensure seamless integration with a wide range of SAS and SATA drives, as well as support for major operating systems and storage platforms.


Efficient Cooling and Power Management

The H240N is designed for efficient operation in dense server environments, requiring minimal airflow and offering robust thermal management to maintain performance under heavy workloads.


Low-Profile Design

The low-profile form factor allows for easy installation in space-constrained server racks and workstations, maximizing deployment flexibility.


Comprehensive Management Tools

ATTO provides advanced management utilities for configuration, monitoring, and diagnostics, enabling administrators to optimize performance and maintain system health with ease.

ATTO ExpressSAS H240N – Key Features

  • 24 internal SAS/SATA ports for high-density storage connectivity.
  • 24Gb/s SAS interface for next-generation performance.
  • PCIe Gen 4 x8 host interface for maximum data throughput.
  • Low-profile form factor for compatibility with modern servers and workstations.
  • Supports a wide range of SAS and SATA drives.
  • Advanced management and diagnostic tools for streamlined administration.
  • Efficient thermal design with minimal airflow requirements (150 lf/m recommended).
  • Three-year standard warranty for peace of mind.

ATTO ExpressSAS H240N – Technical Specifications

Product ModelATTO ExpressSAS H240N
SKUESAH-240N-000
Host Interfacex8 PCI Express 4.0
SAS/SATA Interface24Gb/s SAS, SATA compatible
Ports24 Internal
Connector Type3 x8 SlimSAS SFF-8654 internal
Form FactorLow profile
Card Dimensions (L x H)6.600” x 2.713”
Maximum Power Consumption22W
Recommended Airflow150 linear feet/minute (lf/m)
Operating Temperature0°C to 55°C
Operating Humidity10% to 90% non-condensing
Storage Temperature-40°C to 70°C
Storage Humidity5% to 95% non-condensing
WarrantyThree years (standard product)
Supported Operating SystemsWindows, Linux, VMware, FreeBSD, macOS
ApplicationsData centers, data warehousing, video-on-demand, high-performance computing

ATTO ExpressSAS H240N – Product Downloads

ATTO Technology Delivery Information

Generally, next working day delivery services (UK Mainland) are available on standard ATTO Technology Delivery orders placed before 2 pm (subject to stock availability).

Non-timed deliveries should be delivered between 9 am and 6 pm.

Orders placed after 2 pm on Fridays and weekends will be processed as normal the following Monday.

Orders placed on Bank Holidays will be processed the next working day.

If urgent, please call one of our helpful account managers so they may double check everything for you, enabling you to place your order with confidence.

Please note: these product details are for guide purposes only, and may contain errors.

We always recommend double-checking the product specs and features on the the manufacturer website,  or contact us if unsure before ordering.