Exos SCALE · 2U · 12 Bays
Exos SCALE EX2U12 12-bay 2U JBOD enclosure
Authorized Reseller · Best Pricing · Expert Guidance
Feature-rich flexibility for storage administrators of small-to-medium-sized businesses who need high-capacity, high-availability data storage.
12 drive slots in a 2U rackmount enclosure
Expansion capability up to 144 solid-state drives or hard drives
Effective maximum throughput in a dual controller configuration
Gold and Platinum power supply options with certified adaptive cooling
What is the Exos SCALE EX2U12?
Transfer Data Fast With a 12Gb/s SAS Interface. Get data to applications when and where it’s needed with up to 12Gb/s, yielding an effective maximum throughput of 14.4GB/s in a single I/O module or 28.8 GB/s in a dual controller configuration. With an expansion capability up to 144 solid-state drives or hard drives, expand your capacity of business knowledge with no sacrifice in performance.
Deliver Versatile Architecture Built to Grow. This flexible enclosure includes support and capabilities to manage cables, universal ports, configuration controls, and standardized zoning. As a key building block of our modular systems—which make all critical components interchangeable regardless of size or budget—this enclosure’s modularity makes it easy to set up, maintain, and expand via interchangeable FRUs and hot-swappable components.
Ensure Applications Have Access to Critical Data. Safeguard your data with fault diagnosis, resolution capabilities, persistent error logging, and monitoring while ensuring maximum availability and harnessing high-availability features such as dual PCMs and I/O modules, as well as dual data paths to all drives.
Build In Security at the Foundation of the Data Life Cycle. Protect your most valuable business assets with guaranteed compatible Seagate Secure™ SSDs and hard drives.
Why choose the EX2U12 for small and mid-size primary storage?
Three reasons this compact 2U platform earns its place at the front of a growing storage estate.
Feature-Rich Flexibility
Perfect for storage administrators of small-to-medium-sized businesses who need high-capacity, high-availability data storage. Enclosure modularity and interchangeable components make for easy setup, maintenance and expansion.
Enterprise-Grade Platform
Ideal primary storage for small and mid-size customers seeking a balance of price, performance and storage density — 14.4GB/s in a single I/O module or 28.8GB/s in dual controller configurations.
Compatible Scalability
For storage administrators who need a compact storage solution with flexibility to pair and integrate with legacy and new systems. Drive-size and scaling options deliver rightsized storage.
Which EX2U12 components are hot-swappable FRUs?
Interchangeable FRUs and hot-swappable components across the chassis — drives, power and cooling modules and I/O modules.
Exos SCALE EX2U12 specifications
Key specifications for the 12-bay 2U expansion enclosure. Full details are in the Seagate datasheet.
| Form factor | 2U rackmount |
|---|---|
| Drive slots | 12 |
| Drive support | SAS |
| Host connectivity | Three universal ×4 12Gb/s mini-SAS HD connectors (SFF-8644) per I/O module |
| Interface speed | 12Gb/s, 6Gb/s SAS |
| Maximum expansion | Up to 144 solid-state drives or hard drives |
| Maximum throughput | 14.4GB/s single I/O module · 28.8GB/s dual controller |
| Power supply | 580W (80 PLUS Platinum); 80 PLUS Gold option |
| Dimensions (H × W × D) | 88.9mm x 483mm x 630mm |
| Weight | 26kg |
| High availability | Dual PCMs and I/O modules, dual data paths to all drives |
| Hot-swappable components | Drives, PCMs, I/O modules |
| Security | Guaranteed compatible Seagate Secure™ SSDs and hard drives |
Specifications are taken from the Seagate Exos SCALE EX2U12 datasheet (DS1983.7-2603US). Actual data rates may vary depending on operating environment and other factors.
How does the EX2U12 compare with the EX2U24, EX4U74, EX5U84 and DC4U100?
We’ve laid them out side by side so you can quickly spot what fits your needs.
| EX2U12 / EX2U24 | EX5U84 | EX4U74 | DC4U100 | |
|---|---|---|---|---|
| Form factor | 2U | 5U | 4U | 4U |
| Drive slots | 12 / 24 | 84 | 74 | 100 |
| Drive support | SAS | SAS | SAS/SATA | SAS/SATA |
| Host connectivity | Three universal ×4 12Gb/s mini-SAS HD connectors (SFF-8644) per I/O module | Three universal ×4 12Gb/s mini-SAS HD connectors (SFF-8644) per I/O module | Four ×4 mini-SAS HD Expansion I/O connectors per I/O module | Four ×4 mini-SAS HD Expansion I/O connectors per I/O module |
| Interface speed | 12Gb/s, 6Gb/s SAS | 12Gb/s, 6Gb/s SAS | 24Gb/s, 12Gb/s, 6Gb/s SAS | 24Gb/s, 12Gb/s, 6Gb/s SAS |
| Power supply | 580W (80 PLUS Platinum) | 2200W (80 PLUS Titanium) | 1800W (80 PLUS Titanium) | 1800W (80 PLUS Titanium) |
| Dimensions (H × W × D) | 88.9mm x 483mm x 630mm | 220mm x 483mm x 933mm | 175.5mm x 448.5mm x 932mm | 175.5mm x 448.5mm x 1146mm |
| Weight | 26kg / 24kg | 135kg | 98.9kg | 125.6kg |
| Rack depth | — | — | 1 meter | 1.2 meter |
| Hot-swappable components | Drives, PCMs, I/O modules | Drives, PSUs, cooling modules, I/O modules | Drives, IOM, PSUs, fans | Drives, PSUs, fans, I/O modules |
Where the EX2U12 is deployed
Where our solution architects deploy this platform most often.
Exos SCALE EX2U12 datasheet
Seagate documentation for this enclosure, hosted on our CDN.
Exos SCALE EX2U12: frequently asked questions
Capacity, throughput and procurement answers for the 12-bay 2U expansion enclosure.
The Exos SCALE EX2U12 is a 12-bay 2U JBOD expansion enclosure. It is ideal primary storage for small and mid-size customers seeking a balance of price, performance and storage density, and is perfect for storage administrators of small-to-medium-sized businesses who need high-capacity, high-availability data storage.
The enclosure itself holds 12 drives, with an expansion capability up to 144 solid-state drives or hard drives across a multi-enclosure deployment — with no sacrifice in performance.
Up to 12Gb/s, yielding an effective maximum throughput of 14.4GB/s in a single I/O module or 28.8GB/s in a dual controller configuration.
Fault diagnosis, resolution capabilities, persistent error logging and monitoring, plus high-availability features such as dual PCMs and I/O modules and dual data paths to all drives.
Yes. It offers 80 PLUS Gold and 80 PLUS Platinum power supply options with certified adaptive cooling technology, and meets stringent worldwide requirements for recycling and environmental friendliness.
Yes. Exos SCALE builds in security at the foundation of the data life cycle — protect your most valuable business assets with guaranteed compatible Seagate Secure™ SSDs and hard drives.
Both are 2U SAS platforms with identical connectivity and throughput. The EX2U12 takes 12 drives (typically 3.5-inch mass capacity), while the EX2U24 takes 24 small form factor drives for higher IOPS density. See the comparison table above for the full side-by-side.
Our storage specialists are here to help you find the right solution for your data challenges. BlueAlly (DiskDataWorks.com) is an authorized Seagate reseller — call 844-356-5142 or request a quote online.
Request an Exos SCALE EX2U12 quote
Our storage specialists are here to help you find the right solution for your data challenges. Request a validated Exos SCALE EX2U12 configuration and authorized-reseller pricing from a BlueAlly solution architect.
No-cost architecture assessment
Right-sized drive and expansion configuration
Capacity, power and watts-per-terabyte projection
Flexible procurement — CapEx or OpEx
Talk to an Expert
with a BlueAlly Solution Architect