ATTO ExpressNVM S48F

8-Port Internal NVMe to PCIe 4.0 x16 Switched Host Adapter for High-Performance Storage Pools

The ATTO ExpressNVM S48F is a high-density, 8-port internal NVMe to PCIe 4.0 x16 switched adapter designed for enterprise and data center environments.

It enables the creation of shareable NVMe storage pools, delivering exceptional throughput and robust management capabilities.

Engineered for reliability and flexibility, it supports a wide range of operating systems and advanced monitoring features.

  • Supports up to 8 x4-lane NVMe drives via SlimSAS connectors.
  • PCIe 4.0 x16 host interface, backward compatible with PCIe 3.0.
  • Comprehensive management suite with out-of-band and in-band tools.
  • Compatible with Windows, Linux, VMware, and FreeBSD.

Original price was: £ 1,064.94.Current price is: £ 1,030.95.

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Category: NVMe HBA PCIe Cards
SKU: ENVM-S48F-000
Brand: ATTO Technology

ATTO ExpressNVM S48F – Product Overview

The ATTO ExpressNVM S48F is purpose-built to address the demands of modern high-performance storage infrastructures.

By enabling direct connectivity for up to eight NVMe drives through a PCIe 4.0 x16 interface, it delivers the bandwidth and low latency required for mission-critical applications.

This adapter is ideal for organizations seeking to maximize storage density, scalability, and manageability within their server environments.

Its advanced management and monitoring capabilities ensure operational reliability and simplified administration, making it a preferred choice for IT professionals and storage architects.


High-Performance NVMe Connectivity

The S48F provides eight internal x4 NVMe ports, allowing direct attachment of high-speed NVMe SSDs.

With a PCIe 4.0 x16 host interface, it ensures optimal throughput and minimal latency for data-intensive workloads.


Enterprise-Grade Management and Monitoring

Equipped with a comprehensive suite of management tools, the adapter supports both out-of-band and in-band monitoring.

Features include device isolation, health and reliability statistics, predictive failure analytics, and integration with protocols such as Redfish.


Flexible Operating System Support

Driver support is available for Windows, Linux, VMware, and FreeBSD, ensuring broad compatibility across enterprise platforms.


Advanced Reliability and Durability

The S48F is designed with a built-in cooling fan and robust thermal management, supporting operation from 0°C to 55°C.

It meets RoHS and TAA compliance standards and features a low-profile MD2 form factor for versatile deployment.


Use Cases and Applications

This adapter is well-suited for building high-performance NVMe storage arrays, both for local and distributed storage networks.

It is ideal for environments requiring rapid data access, such as virtualization, database acceleration, and high-throughput content delivery.


Comprehensive Package and Warranty

Each unit includes the ATTO ExpressNVM switch host adapter, a corporate brochure, and a getting started guide.

A standard three-year warranty underscores ATTO’s commitment to product quality and support.

ATTO ExpressNVM S48F – Key Features

  • 8-port internal NVMe connectivity supporting up to 8 x4-lane drives.
  • PCIe 4.0 x16 host interface, backward compatible with PCIe 3.0.
  • SlimSAS connectors for high-density drive attachment.
  • Advanced management suite with out-of-band and in-band monitoring tools.
  • Supports Windows, Linux, VMware, and FreeBSD operating systems.
  • Device isolation, predictive failure statistics, and health monitoring.
  • Built-in cooling fan and robust thermal management.
  • Low-profile MD2 form factor for flexible server integration.
  • RoHS and TAA compliant, with a three-year standard warranty.

ATTO ExpressNVM S48F – Technical Specifications

ModelExpressNVM S48F
SKUENVM-S48F-000
Host InterfacePCIe 4.0 x16 (backward compatible with PCIe 3.0)
Drive Ports8 x4-lane SlimSAS connectors
Supported DrivesAny PCIe Gen4 NVMe drive (direct connect or via back/mid-plane)
Maximum Drives Supported8 x4-lane or 16 x2-lane NVMe drives
Data Transfer RateUp to 32 GBps
Form FactorLow Profile MD2
DimensionsLength: 6.600", Height: 2.713"
Weight0.25 lbs (unboxed), 0.50 lbs (boxed)
Operating Temperature0°C to 55°C (at 10,000 ft)
Operating Humidity10-90% non-condensing
Storage Temperature-40°C to 70°C
Storage Humidity5-95% non-condensing
CoolingActive fansink @ 5000 RPM, 26dBA
Power Rating12V @ 1.7A
Airflow Requirement100 LFM
MTBF550,000 hours
ComplianceRoHS, TAA, VCCI-CISPR 32:2016
WarrantyThree-year standard product warranty
Management ToolsOut-of-band and in-band management, Redfish protocol support, health and reliability statistics, predictive failure analytics
Operating System SupportWindows, Linux, VMware, FreeBSD
Additional FeaturesDevice isolation, UEFI support, Universal Bay Management (UBM) ready, drive health monitoring, inbox driver support

ATTO ExpressNVM S48F – 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.