Seagate Exos E 4U106 High-Density Storage Enclosure

The Seagate Exos E 4U106 is a purpose-built high-density storage enclosure that packs 106 drive bays into a compact 4U rack footprint, delivering one of the highest drive densities available in enterprise-class expansion storage. The enclosure is architected to support large-diameter 3.5-inch SAS and SATA hard drives, enabling raw capacities that scale into the multiple-petabyte range when populated with Seagate's highest-capacity Exos X-series HDDs. Dual-domain SAS expander modules provide redundant connectivity paths to host servers, ensuring no single point of failure disrupts data availability in mission-critical archive and nearline environments. The enclosure's midplane and backplane design minimizes per-drive airflow impedance while sustaining the thermal integrity required for continuous 24x7 operation at high drive density.

The 4U106 targets cold-storage and backup archive workloads where maximizing raw capacity per rack unit is the primary engineering constraint. Media and entertainment organizations managing large unstructured file repositories, hyperscale cloud operators building object storage tiers, and enterprise IT teams consolidating tape-replacement archives all benefit from the enclosure's exceptional space efficiency. The chassis supports hot-swap drive replacement without service interruption, and the dual-expander topology allows online firmware updates on one expander while the other continues serving I/O, reducing planned maintenance windows significantly.

From a deployment perspective, the Seagate Exos E 4U106 integrates with leading storage software stacks and hardware RAID or HBA controllers via standard SAS-3 (12Gb/s) interfaces, making it broadly compatible with existing infrastructure investments. The enclosure ships with tool-less drive carriers, clearly labeled service points, and a front-facing LED diagnostic system that accelerates fault identification in dense rack rows. Its power subsystem employs N+1 redundant hot-swap power supply units calibrated for the expected load profile of a fully populated 106-drive configuration, while intelligent fan modules maintain N+1 cooling redundancy with variable-speed control to balance acoustics and thermal performance.

Ideal for

• Petabyte-scale cold-storage archive tiers for hyperscale and enterprise cloud object storage platforms requiring maximum capacity per rack unit
• Tape-replacement backup repositories where organizations consolidate long-term retention data onto high-density spinning media for faster restores compared to tape
• Media and entertainment content vaults storing raw camera footage, VFX renders, and finished assets requiring deep but cost-efficient nearline access
• Surveillance and compliance data retention systems that must preserve high-volume video or log data for multi-year regulatory retention periods
• Secondary and tertiary backup targets in tiered data protection architectures, receiving deduplicated or replicated datasets from primary backup appliances
• Big data and analytics cold tiers where infrequently queried datasets are offloaded from expensive NVMe or SAS SSD tiers to preserve performance headroom on active storage

Technical specifications

Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.