Data storage systems

Exos SCALE

Maximize capacity per rack with high‑density JBOD infrastructure for software‑defined environments

Exos SCALE

Extreme density, zero compromise

For organizations riding exponential data growth, Exos SCALE systems offer high‑density JBODs built for hyperscale and hybrid. SAS‑4 throughput, SDS‑friendly design and operational simplicity reduce cost and risk, while Mozaic™‑ready enclosures safeguard your capacity roadmap for tomorrow’s drives. Scale out. Keep TCO in.

SCALE smarter

Store more data per rack, reduce long‑term TCO and keep your software strategy flexible as your data footprint grows

Density, unmatched

Pack more usable capacity into every rack while reducing overhead with Seagate’s industry‑leading areal density.

Throughput, faster

Speed ingest and retrieval for modern, data‑intensive workloads with 24G SAS throughput.

Stacks, on your terms

Integrate seamlessly with software‑defined, object and file stacks — without lock‑in.

Future, enabled

Adopt today’s highest‑capacity drives and tomorrow’s breakthroughs without re‑architecting.

Operations, simplified

Deploy, service and scale with repeatable designs that reduce operational effort.

Cost, minimized

Lower your data center power, cooling and footprint costs across the system lifecycle.

SCALE with confidence

Decades of innovation behind every deployment

Exos SCALE brings Seagate’s leadership in mass-capacity storage to high-density expansion, helping organizations grow with greater efficiency, control and confidence. The platform delivers a trusted path to lower cost, higher density and smoother scale across data-intensive environments.

With deep expertise spanning drives, systems and enclosure design, Seagate helps enterprises build for today’s demand while staying ready for what comes next.

Core platform advantages

High-density, highly efficient storage enclosures

Maximizes capacity per rack unit for efficient scaling without expanding data center footprint.

Support for current + next-generation high-capacity HDDs

Protects long-term infrastructure investments by enabling seamless adoption of higher-capacity drives as technologies evolve.

Adaptive software-agnostic architecture

Offers flexibility to deploy, change or evolve object, file or software-defined storage platforms without proprietary lock-in.

Fully redundant, hot-swappable components

Simplifies maintenance and expansion while minimizing downtime and operational risk in live environments.

Flexible HDD, SSD + hybrid configurations

Allows enterprises to tailor performance and capacity to specific workload requirements without changing systems.

Optimized power, cooling + system stability

Reduces energy consumption per usable terabyte while advanced vibration and thermal mitigation helps maintain consistent performance and reliability in high-density environments.

Standards-based management + integration

Streamlines deployment and monitoring across heterogeneous environments, reducing complexity for infrastructure teams.

Enterprise-grade build + proven reliability at scale

Delivers predictable performance in large, long-running deployments for data-intensive, business-critical environments.

Which SCALE system is right for you?

We’ve laid them out side by side so you can quickly spot what fits your needs.

Features

EX2U12 / 2U24

EX5U84

EX4U74

DC4U100

Form factor

Form factor
2U

Form factor
5U

Form factor
4U

Max drives

Max drives
12 / 24

Max drives
84

Max drives
74

Max drives
100

Drive interface

Drive interface
SAS

Drive interface
SAS/SATA

Host/expansion I/O ports

Host/expansion I/O ports
Three universal ×4 12Gb/s mini-SAS HD connectors (SFF-8644) per I/O module

Host/expansion I/O ports
Four ×4 mini-SAS HD Expansion I/O connectors per I/O module

Supported connection speed

Supported connection speed
12Gb/s, 6Gb/s SAS

Supported connection speed
24Gb/s, 12Gb/s, 6Gb/s SAS

Power supply

Power supply
580W (80 PLUS Platinum)

Power supply
2200W (80 PLUS Titanium)

Power supply
1800W (80 PLUS Titanium)

Dimensions H x W x D

Dimensions H x W x D
88.9mm x 483mm x 630mm

Dimensions H x W x D
220mm x 483mm x 933mm

Dimensions H x W x D
175.5mm x 448.5mm x 932mm

Dimensions H x W x D
175.5mm x 448.5mm x 1146mm

Weight with drives

Weight with drives
26kg / 24kg

Weight with drives
135kg

Weight with drives
98.9kg

Weight with drives
125.6kg

Rack depth

Rack depth
1 meter

Rack depth
1.2 meter

Hot swappable

Hot swappable
Drives, PCMs, I/O modules

Hot swappable
Drives, PSUs, cooling modules, I/O modules

Hot swappable
Drives, IOM, PSUs, fans

Hot swappable
Drives, PSUs, fans, I/O modules

SCALE solutions

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Exos SCALE

Extreme density, zero compromise

SCALE smarter

SCALE with confidence

Decades of innovation behind every deployment

Core platform advantages

Which SCALE system is right for you?

SCALE solutions

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