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Spare kit matched original configuration perfectly.
Q8D39A
NS CS240G-X2 Controller/PS/HDD/SSD Spare Kit
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Q8D39A
NS CS240G-X2 Controller/PS/HDD/SSD Spare Kit
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Q8D39A is a high-performance NAS featuring 8 drive bays that support SATA HDD, SAS HDD, SATA SSD, and NVMe SSD configurations, delivering a total storage capacity of up to 256 TB. It supports multiple RAID levels—including RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10—and is powered by an Intel Xeon processor with 8 cores, pre-installed with 16 GB of DDR4 memory (expandable up to 64 GB), offering robust performance for intensive storage applications.
Q8D39A provides a comprehensive set of interfaces including 10GbE network ports, dual LAN ports, and USB 3.2 connectivity, as well as expansion support for future growth. With a redundant power supply rated at 500W and a cooling solution featuring redundant fans, this rackmount storage system is designed for use cases such as SMB backup, enterprise data centers, virtualization, and media server deployments.
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In a hyperscale data center, an unexpected CS240G-X2 controller or power-supply failure threatens critical server uptime. Deploying the Q8D39A-NS Spare Kit—featuring a preconfigured CS240G-X2 controller module, hot-swappable power supply, and preformatted SSD/HDD spares—enables IT teams to complete a seamless hardware switchover in under 10 minutes. This accelerates mean time to repair (MTTR) by up to 80%, prevents SLA breaches, and maintains uninterrupted application availability.
In an enterprise virtualization cluster hosting mission-critical VMs, scheduled component refreshes are essential to avoid unplanned outages. The Q8D39A-NS Spare Kit lets technicians swap CS240G-X2 controllers and SSDs during maintenance windows using hot-swap capability, preserving data integrity and delivering zero-downtime rolling updates. The outcome is a 30% IOPS uplift, predictable maintenance scheduling, and elimination of disruptive VM migrations.
At a remote branch office with limited on-site IT expertise, sudden power-supply or drive failures can halt operations. The Q8D39A-NS Spare Kit provides a compact, plug-and-play solution—including a replacement CS240G-X2 controller, redundant power supply, and validated HDD/SSD spares—empowering non-specialist staff to restore storage services within one hour. This approach ensures continuous operations and cuts travel and external support costs by 50%.
To get the detailed certification, please go to the Compliance Center.
 Q8D39A |  Q8D33A |  Q8D80A |  Q8F69A |  Q8D00A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | SAN | SAN | SAN | NAS |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 8-bay | 24-bay | 16-bay | 8-bay | 4-bay |
| Supported Drive Types | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed | Mixed | Mixed | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 256 TB | 512 TB | 512 TB | 256 TB | 256 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 8 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 128 GB | 128 GB | 128 GB | 64 GB |
| RAM Type | DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 2 | 4 | 4 | 4 | 2 |
| USB Ports | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.2 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan | Active |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 500W | 750W | 750W | 750W | 350W |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| Surveillance Support | No | No | No | Yes | Yes |
| Use Case | SMB / Enterprise Data Center / Virtualization / Media Server | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Virtualization / Media Server | Enterprise Data Center |
| Product Name | Q8D39A Enterprise Storage Appliance | Q8D33A Enterprise SAN Storage System | Q8D80A Enterprise Storage System | Q8F69A Ultra Storage Appliance | Q8D00A Enterprise NAS |
| Height | 3.5 inches | 3 inches | 3.5 inches | 3.5 inches | 3 inches |
| Width | 17.3 inches | 17 inches | 17.5 inches | 17.3 inches | 17 inches |
| Depth | 25.6 inches | 28 inches | 28 inches | 15.0 inches | 28 inches |
| Weight | 35 lbs | 50 lbs | 45 lbs | 27 lbs | 45 lbs |
Spare kit matched original configuration perfectly.
Reduced recovery time significantly.
OEM components fit without issue.
Good spare to keep onsite.
Dependable replacement kit.
The Q8D39A is an official HPE spare kit for the Nimble Storage CS240G-X2 series, containing replacement controllers, power supplies, HDD carriers, and SSD modules.
The kit includes two hot-swappable controllers, two power supply units, four HDD caddies, and two SSD modules preconfigured for CS240G-X2 systems.
Yes, the Q8D39A kit is fully compatible with all HPE Nimble Storage CS240G-X2 models and firmware versions listed by HPE.
Installation is tool-less: hot-swap each controller or power supply into the CS240G-X2 chassis and slide HDD/SSD carriers into designated bays following the HPE Quick Start Guide.