A Powerful Partnership for Long-Term Data Protection
Meet the Spectra SL3 Library
The direct replacement for the Dell ML3 your customers have been waiting for:
- Same 3U form factor
- Same enterprise features
- Same great value

How Dell and Spectra Logic Deliver Value
Cost-Effective & Scalable Storage
- Spectra Logic tape libraries offer the lowest-possible TCO for secondary and archival storage and the lengthiest data preservation timeframe.
- Solutions scale from petabytes to exabytes, enabling businesses to grow without limitations.
Enhanced Data Protection & Compliance
- Provides an immutable, air-gapped storage solution to safeguard against ransomware and cyber threats.
- Helps organizations meet regulatory compliance requirements for data retention, from years to decades.
Seamless Integration with Dell Technologies
- Spectra tape libraries complement the Dell hardware and software ecosystem, offering a fully integrated, hybrid storage approach.
- Supports Dell backup and archive strategies and solutions, reducing operational costs while enhancing data accessibility.
Spectra SL3 Library
Delivers scalable backup and long-term storage in a compact 3U rack-mount design with expandable architecture and user-friendly management up to 19.2PB native capacity.
Spectra Stack
Delivers affordability in a modular entry-level library with enterprise-class features. It supports LTO drives and scales from TB to 16.8PB native capacity.
Spectra Cube
Blends superior versatility and ease of use into a cost-effective solution for today's most demanding environments. It supports LTO drives and scales to 50.1 PB native capacity.
Spectra T950
Provides enterprise-class performance, features, and flexibility in a midrange library. It supports LTO drives for 300.6PB native capacity.
Spectra TFinity Plus
Offers industry-leading scalability and storage density packaged in the smallest footprint of any enterprise library. TFinity libraries support tri-media capability – the unique ability to intermix LTO, IBM TS11XX and Oracle T10000 tape drives and media within a single library. It supports exabytes of native capacity.
Why Organizations Are Turning to Tape Storage
As data volumes continue to grow exponentially and cyber threats intensify, organizations are reevaluating their storage strategies. Tape has re-emerged as a vital component of modern data architectures, offering unmatched advantages for long-term retention, cost control, and security.
Lowest Cost for Long-Term Storage
Tape offers the most affordable solution for storing large volumes of infrequently accessed data. With no power or cooling required for media at rest, it dramatically reduces ongoing storage expenses compared to disk or cloud.
Scales Effortlessly from Terabytes to Exabytes
Tape solutions can expand incrementally or massively, enabling organizations to scale their archives without overhauling infrastructure. This flexibility makes it ideal for midsize to enterprise environments and hyperscale deployments.
Built-In Cyber Resilience
With air-gapped architecture and write-once-read-many (WORM) capabilities, tape provides an immutable layer of defense against ransomware and accidental deletion. It’s one of the most secure ways to store critical data offline.
Supports Regulatory Compliance & Data Integrity
Tape helps organizations meet industry-specific compliance requirements — ensuring data is preserved, verifiable, and accessible for years or decades. Technologies like bit-level integrity checking further ensure long-term reliability.
Environmentally Sustainable and Energy Efficient
Because tape media consumes no energy when idle, it significantly reduces data center power usage and carbon footprint — making it a greener alternative to always-on disk-based storage.
Learn More
For more details on how Spectra Logic and Dell Technologies can help your business, visit Spectra on the ETC Partner page or contact our partner managers: