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ATTO ThunderLink SH 3128
40Gb/s Thunderbolt 3 (2-port) to 12Gb/s SAS/SATA (8-Port) Adapter

ATTO ThunderLink SH 3128

ATTO Technology Products
ATTO ThunderLink Thunderbolt Adapters
USA: FREE Ground ShippingATTO ThunderLink SH 3128 Dual 40Gb to 8-Port 12Gb SAS/SATA Thunderbolt 3 Adapter
Our Price: $895.00
USA: FREE Ground ShippingATTO ThunderLink SH 3128 Dual 40Gb to 8-Port 12Gb SAS/SATA Thunderbolt 3 Adapter, IEC C-13 power cord included
Our Price: $895.00

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The ATTO ThunderLink SH 3128 acts as an external Thunderbolt to SAS/SATA adapter, connecting the latest Thunderbolt desktop and mobile workstations to 12Gb/s SAS/SATA storage devices including LTO 8 tape drives. With up to 2750MB/s of SAS throughput, 12Gb/s SAS ThunderLink adapters are designed to provide flexible and scalable connectivity to SAS/SATA storage, and are engineered to manage latency for real-time environments.

All ATTO Thunderbolt product utilize Advanced Data Streaming (ADS) Technology which maximizes CPU processes to deliver smooth and reliable data transfers and the highest consistent performance as well as our easy to use ConfigTool, an intuitive GUI, which enables management, monitoring and configuration.

Technical Features

  • 40Gb Thunderbolt to 12Gb SAS/SATA with support for up to 3500 disk or tape devices through expanders
  • 12Gb/s SAS/SATA Support
  • Dual 40Gbps Thunderbolt with Display Port, USB 3.1 and PCIe Support
  • Up to 2750MB/s total throughput
  • Thunderbolt certified for Mac and PC
  • Dual ports enable daisy-chaining up to six devices
  • Mini SAS HD high density connectors for copper and optical cable usage with cable management support
  • ATTO ConfigTool for customized performance settings
  • Proven interoperable with leading storage hardware and software vendors
  • Industry's lowest power consumption
  • Three-year standard product warranty
  • On board Power Center Pro RAID 0, 1, 1e and 10 included
  • RoHS Compliant
  • Backwards compatible with 20Gb Thunderbolt

Industry Proven Technology

Delivering creative, engineering and technical professionals a high performance and low latency Thunderbolt connectivity solution engineered for applications where optimized performance and high throughput are essential. ThunderLink adapters enable today's Thunderbolt enabled desktop and mobile workstations to connect into high performance storage or networks. ATTO Technology utilizes 30 years of experience in reliable storage connectivity, history as an original Thunderbolt developer and an extensive depth in building media solutions to bring first-to-market high performance connectivity solutions to customers.

Flexible Connectivity Solutions

12Gb SAS/SATA adapters are an ideal Thunderbolt 3 solution for users looking to achieve efficient storage scalability. The integrated family of ThunderLink adapters boasts an extensive list of customer design wins and certifications with respected industry partners including the latest LTO-8 tape drives.

Performance Engineered

12Gb SAS/SATA adapters are designed to provide flexible connectivity to SAS/SATA storage, and are engineered to manage latency for real-time environments. ATTO exclusive Advanced Data Streaming (ADS) Technology maximizes CPU processes to deliver smooth and reliable data transfers and the highest consistent performance. ATTO pays close attention to detail in borad design and signal integrity to minimize transmission errors and data corruption. These differentiating capabilities make ATTO the premier choice for high-performance direct-attached SAS/SATA storage connectivity.

Advanced Management Tools

ATTO easy-to-use ConfigTool features an intuitive GUI that simplifies the installation, management and monitoring of the Thunderbolt adapter. With advanced troubleshooting and performance tuning capabilities, ConfigTool provides users with sophisticated diagnostics and the flexibility to control settings for specific applications.


ATTO ThunderLink SAS/SATA adapters deliver high-performance and reliable connectivity solutions for the most demanding storage environments, including digital content creation, tape streaming and backup, rich content delivery, server clustering, and complex database. ATTO ThunderLink SAS/SATA adapters enable users to achieve the ultimate in I/O performance for real-time and transactional applications.

Advanced Data Streaming (ADS)

Latency-management technology that controls the acceleration of data transfers to move large amounts of data faster and more efficiently.


ATTO ThunderLink Fibre Channel adaptersPurpose-built with your design needs in mind

Meet demands for increased portability, decreased footprint and noise-sensitive environments with a low profile, cool, ultra-quiet device. ThunderLink adapters are simple to stack, easy to install and are designed to integrate seamlessly into existing infrastructures. The ability to hot-plug and full support of daisy-chaining allows you to reconfigure on-the-fly and empowers scalability as workgroups grow.

Spend less time managing equipment and more time creating

Trust your units are powered, ready-to-go and have uninterrupted power with locking power supplies. Now shipping with every Thunderbolt adapter, Kensington Security Slots provide a simple solution for studios, offices and educational facilities, allowing units to be easily secured to a fixed location.


An investment in a ThunderLink comes with knowing our team of experts has sweat the finest of details to provide you superior performance, design and ease of use over the competition.

It's time to watch your throughput grow

Finally combat compressed schedules and allow for more time creating high-quality deliverables by optimizing performance, up to 2750MB/s for Thunderbolt 3. Smooth and reliable data delivery via ATTO Advanced Data Streaming (ADS) technology allows you to maintain the highest consistent performance while working with HD, 2K, 4K and higher formats.

Advanced Data Streaming (ADS)


Build out a workflow the way you need it

Expand your connectivity choices with the widest portfolio of Thunderbolt adapters across Fibre Channel, Ethernet and SAS and 4X more interoperable components than the closest competitors. Any needed optics (SFP+, QSFP+) are already included and rigorously tested to ensure compatability and data integrity. Mac and Windows Thunderbolt certification enables collaborative workflows and the only Thunderbolt adapter certified with VMware ESXi allows deployments of a one-of-a-kind solution for test and development environments.

ATTO Thunderbolt 16Gb Adapter Interoperable Storage Systems

Thunderbolt Solutions have never been easier

Improve overall workflow efficiencies using ATTO MultiPath Director drivers for Fibre Channel by providing uninterrupted and consistent data by enabling load balancing and failover. ATTO ConfigTool provides an easy to use, yet powerful GUI for customizing, managing and optimizing your products. Backed by our extensive history and expertise in connectivity solutions, if any issues do arise, we have an on-site support team ready to diagnose technical issues and resolve them in a timely manner.


ATTO ThunderLink

ATTO ThunderLink TLSH-3128
Transfer Rate 40Gb/s
Input Connectors (2) 40Gb/s Thunderbolt
Output Connectors (8) 12Gb/s SAS/SATA
Connector Type Thunderbolt 3/SFF-8644
Form Factor Desktop
General Features
  • 12Gb/s SAS/SATA Support
  • Auto Negotiation between 12Gb/s, 6Gb/s and 3Gb/s SAS/SATA devices
  • Supports Serial SCSI Protocol (SSP), SATA Tunneling Protocol (STP, SMP, SAT and direct attached SATA protocol
  • SES and S.M.A.R.T. support
  • Flash ROM for easy field updates
  • Wide port end device support
  • Support for SAS tape devices and transport layer retires (TLR) for error handling
User Benefits
  • Highest available MB/s and IOPS performance
  • Superior system performance with latest SAS/SATA technology
  • Low power consumption
  • Locking power supply
  • Kensington Security Slot
Management Tools
  • ConfigTool (w/GUI) management and configuration utility
  • Command Line Interface for advanced functionality
External Connectivity (2) 12Gb x4 mini-SAS HD connectors (SFF-8644)
Operating System Support
  • Windows
  • macOS
  • FCC Part 15, Subpart B, Class B
  • EN55032, ClassB/EN55024
  • EN60950-1
  • cTUVus
  • EU RoHS (2011/95/EC)
  • TAA Compliant (country of origin:USA)
Dimensions 8.66"(D) x 4.07"(W) x 1.20"(H)
Power Adapter
  • Input: 100-240VAC, 50-60Hz, 0.6A Max
  • Output: 12VDC
Hardware Operating Temperature
  • Temperature: 0°-40° C (34°-104° F)
  • Humidity: 10%-90% non-condensing
Storage Operating Temperature
  • Temperature: -40°-70° C (-40°-157° F)
  • Humidity: 5%-95% non-condensing
Warranty Three-year standard product warranty
Complementary Products
  • ATTO Celerity Fibre Channel HBAs
  • ATTO ExpressSAS HBAs and RAID Adapters
  • ATTO FastFrame NICs
  • ATTO FibreBridge Fibre Channel Bridges
  • ATTO premium cables


The ATTO Difference - Advanced Data Streaming

Latency management technology is built into ATTO host bus adapters (HBAs) and RAID hardware. Advanced Data Streaming manages latency by providing controlled acceleration for smooth data streaming to maintain the highest consistent performance. ADS ensures best-in-industry data transfers for high-bandwidth applications.

ATTO ThunderRack Rackmount Shelf:

Seamless Rackmount Solutions

Looking for a way to mount and organize Thunderbolt ThunderLink Adapters?

ThunderRack shelving enclosure gives the ability to easily rack units, whether in an on-set cart or standard rack in the data center. Now you can seamlessly integrate ThunderLink adapters into existing workspaces and keep units safe and secure all while freeing up desktop space.


  • Fits up to four ATTO ThunderLink Adapters
  • Slim 1U form-factor
  • Fits traditional 19" rack environment
  • Rack 21" depth , extend 32" with included L-Bracket or optional rail kit
  • Note: Cabinet depth must be 26" or higher to use rail kit
  • Easily manage power supplies
  • Simple access to single-sided Thunderbolt and protocol ports
  • Designed for optimal airflow
  • Operating temperature recommendation is 0 - 30C for all models

ATTO ThunderRack Rackmount Shelf


Download the ATTO ThunderLink SH 3128 Datasheet (.PDF)

Pricing Notes:

ATTO Technology Products
ATTO ThunderLink Thunderbolt Adapters
USA: FREE Ground ShippingATTO ThunderLink SH 3128 Dual 40Gb to 8-Port 12Gb SAS/SATA Thunderbolt 3 Adapter
Our Price: $895.00
USA: FREE Ground ShippingATTO ThunderLink SH 3128 Dual 40Gb to 8-Port 12Gb SAS/SATA Thunderbolt 3 Adapter, IEC C-13 power cord included
Our Price: $895.00
ATTO ThunderLink Rackmount
USA: FREE Ground ShippingATTO ThunderRack, ThunderLink Rackmount Shelf
Our Price: $349.00
USA: FREE Ground ShippingATTO ThunderRack, ThunderLink Rail Kit
Our Price: $65.00
ATTO Accessories
USA: FREE Ground ShippingATTO Locking Power Supply Kit for Thunderbolt Adapters
Our Price: $80.00