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QSAN XD5378D – 12Gb SAS 3.0 DAS/JBOD Storage Expansion – 78-Bay
The QSAN XD5378D is a high-capacity 3.5" 12Gb SAS JBOD expansion unit designed for enterprise-level performance and integration with QSAN storage systems. It features 78 hot-swappable LFF drive bays and a dual-active controller architecture, ensuring uninterrupted operation with no single point of failure. Built for 1-meter deep rackmount server environments, the XD5378D provides scalable storage with optimized airflow, simplified cable management, and tool-free maintenance.
Ideal for mission-critical workloads, it delivers up to 384 Gb/s bandwidth through 8 SAS wide ports and supports seamless failover, drive partitioning, and host multipath access via QSAN CubeView software and OS-level integration.
QSAN XD5378D
Applications
With full compatibility across the QSAN ecosystem, the XD5378D enables centralized firmware management, real-time component monitoring, and independent drive group partitioning for multi-host environments. The enclosure adopts a fully modular, cable-less design with redundant power supplies, fan modules, and controller paths. Its eco-friendly energy management system includes wake-on-demand behavior and per-drive power control, delivering both performance and efficiency in dense datacenter deployments.
Advantages
Technical Specifications
SAS Controller
QSAN XD5378: Dual-Active
3.5" SAS HDD
Drive Interface: SAS 12 Gb/s
Hot Swappable: Yes
78 × 3.5" slots
Maximum Raw Capacity: 2,028 TB
Designed as a JBOD expansion chassis for the entire QSAN storage product line
Compatible with head unit management and firmware updates
Supports all SAS topologies:
- Daisy Chain
- Reverse
- Tree
Auto-configuration during operation
Supports Microsoft MPIO, failover clustering, Linux multipathing
Redundant hardware & firmware paths
Dynamic path failover & load balancing
Eco-friendly energy tech
Independent HDD power management
Cable management integration
Tool-free trays
Power Supply: 2 × 1,600W (80 Plus Platinum)
Power Input: 200 – 240 VAC, 50/60 Hz
Power Consumption: 1,000W / 3,412 BTU
8 × 60×56 mm
2 × 40×56 mm
Redundant cooling modules
CE / FCC
Compatible with:
- VMware vSAN
- Microsoft Windows Server
Centralized management via head unit (firmware, fan, PSU, drive health, etc.)
176 × 434 × 810.5 mm
Gross Weight: 57.67 kg
QSAN XD5378D
Advanced Features
- 12Gb SAS 3.0 Dual-Active JBOD System
- 78 × 3.5" SAS HDD drive bays
- 8 × 12Gb/s SAS wide ports
- Tool-free trays and smart cable routing
- Independent HDD power management
- Multipath Storage Access (MPIO, failover clustering, Linux multipathing)
- Drive group partitioning for secure multi-host access
- Modular, cable-less chassis with redundant design
- Centralized monitoring via QSAN CubeView
- Redundant 1,600W 80 Plus Platinum power supplies
- High-efficiency cooling with 10 redundant fans
- 3-year warranty standard
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