ATTO ExpressSAS H240N

ATTO ExpressSAS H240N

24-Port Internal 24Gb SAS/SATA PCIe 4.0 x8 HBA With 3 x SFF-8654

The ATTO ExpressSAS H240N is a high-density 24-port internal 24Gb SAS/SATA host bus adapter for servers and workstations requiring a large number of direct-attached storage connections.

Three x8 SlimSAS SFF-8654 internal connectors provide 24 SAS PHYs through a PCIe 4.0 x8 host interface.

  • 24 internal SAS/SATA ports via 3 x8 SlimSAS SFF-8654 connectors.
  • PCIe 4.0 x8 host interface; backward compatible with PCIe 3.0.
  • 24Gb, 12Gb and 6Gb SAS plus 6Gb SATA target support.
  • ATTO360 Storage management and PowerCenter Pro RAID 0, 1, 1e and 10 support.
Category: SAS/SATA HBA PCIe Cards
SKU: ESAH-240N-000
Brand: ATTO Technology

£ 1,088.95 | £ 1,306.74 inc VAT

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ATTO ExpressSAS H240N – Product Overview

High-Density 24Gb Internal SAS

The ExpressSAS H240N provides 24 internal SAS/SATA ports through three x8 SlimSAS SFF-8654 connectors, giving dense direct-attached connectivity for large server storage configurations.


PCIe 4.0 x8 Host Interface

The low-profile adapter uses an x8 PCIe 4.0 host interface and remains backward compatible with PCIe 3.0 systems.


Broad SAS And SATA Support

The H240N automatically negotiates 24Gb, 12Gb and 6Gb SAS targets and supports 6Gb SATA targets. SSP, STP, SMP, SAT, dual-port SAS and 512e/4Kn advanced-format media are supported.


Management And Data Protection

ATTO360 Storage supplies central configuration, monitoring and diagnostics. ATTO PowerCenter Pro software RAID 0, 1, 1e and 10 is included for supported internal-storage deployments, alongside event logging and cable-management features.

ATTO ExpressSAS H240N – Key Features

  • 24 internal SAS/SATA ports.
  • 3 x8 SlimSAS SFF-8654 internal connectors.
  • PCIe 4.0 x8 host interface with PCIe 3.0 backward compatibility.
  • 24Gb, 12Gb and 6Gb SAS target support.
  • 6Gb SATA target support.
  • Low-profile PCIe form factor.
  • ATTO360 Storage management and configuration.
  • PowerCenter Pro RAID 0, 1, 1e and 10 support.
  • Supports SSP, STP, SMP, SAT and direct-attached SATA protocols.
  • T10-DIF/PI and 512e/4Kn advanced-format media support.
  • Maximum power consumption: 22W.
  • Recommended minimum airflow: 150 LFM.
  • Three-year standard warranty.

ATTO ExpressSAS H240N – Technical Specifications

ModelATTO ExpressSAS H240N
SKUESAH-240N-000
Port Configuration24 internal SAS/SATA ports
Connectors3 x8 SlimSAS SFF-8654 internal
SAS Data Rates24Gb/s, 12Gb/s and 6Gb/s
SATA Data Rate6Gb/s
Host InterfacePCIe 4.0 x8; backward compatible with PCIe 3.0
Form FactorLow profile; full-height and low-profile connection brackets supported
ProtocolsSSP, STP, SMP, SAT, direct-attached SATA
RAIDATTO PowerCenter Pro RAID 0, 1, 1e and 10
ManagementATTO360 Storage GUI; scriptable CLI; CSMI and IOCTL management APIs
Boot SupportUEFI 2.3.1 with HII support
Maximum Power22W
Recommended Airflow150 LFM minimum
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
Dimensions6.600 x 2.713 in
Operating SystemsWindows / Windows Server, macOS, SLES, RHEL, Rocky Linux, Ubuntu, VMware ESXi, FreeBSD, illumos
Warranty3 years

ATTO Technology Delivery Information

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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 manufacturer website, or contact us if unsure before ordering.

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