United States
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Q8D40A
- Description:
- NS CS240G-X4 Controller/PS/HDD/SSD Spare Kit
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3 Year Extended Warranty
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14-Day Money Back Guarantee
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
Q8D40A Overview
Q8D40A is a high-performance NAS storage system featuring an 8-bay design that supports SATA HDD and SATA SSD drive types, delivering a total storage capacity of up to 256 TB. It offers RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10 configurations, and is powered by an Intel Xeon processor with 4 cores and 16 GB of pre-installed DDR4 memory upgradeable to 64 GB.
This storage appliance provides a robust array of interfaces including USB 3.0 and 10GbE Ethernet along with support for Fibre Channel in select configurations. It is designed with redundancy in mind through its redundant power supply (350W) and redundant fan cooling, and is ideal for use cases across SMB backup, enterprise data centers, virtualization, and media server deployments.
What is the price of Q8D40A?
Pricing for Q8D40A is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for Q8D40A.
Explore more options from Storage or explore other Hpe products.
Q8D40A Specifications
| Product Type | Storage System |
| Storage Type | NAS |
| Form Factor | Rackmount |
| Bay Count | 8-bay |
| Supported Drive Types | SATA HDD / SATA SSD |
| Hot-Swap Support | Yes |
| Max Supported Capacity | 256 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon |
| CPU Cores | 4 |
| Installed RAM | 16 GB |
| Max RAM Capacity | 64 GB |
| RAM Type | DDR4 |
| Network Ports | 10GbE |
| LAN Ports | 4 |
| USB Ports | USB 3.0 |
| Expansion Support | Yes |
| Cooling | Redundant Fan |
| Power Supply | Redundant |
| Power Supply Wattage | 350W |
| Operating System | Custom OS |
| Snapshot Support | Yes |
| Cloud Sync Support | Yes |
| Virtualization Ready | Yes |
| ISCSI Support | Yes |
| Surveillance Support | No |
| Use Case | Enterprise Data Center |
| Product Name | Q8D40A Storage Appliance |
| Height | 3.5 inches |
| Width | 17.3 inches |
| Depth | 27.6 inches |
| Weight | 22 lbs |
Q8D40A Use Case
High-Availability Failover in Financial Trading Data Centers
When a leading financial services firm demands uninterrupted trading operations, the Q8D40A-NS CS240G-X4 Controller/PS/HDD/SSD Spare Kit enables hot-swappable replacement of failed controllers, power supplies and drives without a system reboot. This rapid on-site failover minimizes downtime to under 30 seconds, ensures 99.999% SLA compliance and protects revenue by sustaining continuous data access.
Proactive Maintenance for Hyperscale Cloud Storage
In hyperscale on-premises cloud deployments, scheduled maintenance windows can disrupt critical workloads. By staging the Q8D40A-NS CS240G-X4 Controller/PS/HDD/SSD Spare Kit onsite, IT teams perform predictive swaps of controllers, power supplies and HDD/SSD modules during live operations. This approach shortens maintenance windows by up to 50%, stabilizes performance and extends hardware lifecycle while safeguarding SLAs.
Rapid Field-Serviceable Edge Computing Infrastructure
Telecom operators deploying edge micro-data centers at remote sites require field-replaceable hardware to maintain service quality. The compact Q8D40A-NS CS240G-X4 Controller/PS/HDD/SSD Spare Kit delivers all critical spares—storage controller, power supply and HDD/SSD modules—in one package, enabling technicians to swap components in under 15 minutes. This reduces MTTR by 70%, lowers service costs and sustains consistent edge performance.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bay Count | 8-bay | 8-bay | 8-bay | 12-bay | 8-bay |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan |
| CPU Cores | 4 | 4 | 8 | 8 | 8 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| Depth | 27.6 inches | 28 inches | 25 inches | 27 inches | 27.5 |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Height | 3.5 inches | 3 inches | 3.5 inches | 3.5 inches | 3.5 |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 8 GB |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 4 | 4 | 4 | 4 | 2 |
| Max RAM Capacity | 64 GB | 64 GB | 64 GB | 128 GB | 64 GB |
| Max Supported Capacity | 256 TB | 512 TB | 1 PB | 1 PB | 128 TB |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 1GbE |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 350W | 350W | 500W | 500W | 350W |
| Product Name | Q8D40A Storage Appliance | Q8D41A Storage System | Q8D42A Enterprise Storage Array | Q8F04A Enterprise SAN Storage System | Q8F81A Enterprise NAS |
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| RAID Support | 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 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| RAM Type | DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Storage Type | NAS | NAS | SAN | SAN | NAS |
| Supported Drive Types | SATA HDD / SATA SSD | Mixed | Mixed | Mixed | SATA HDD / SATA SSD |
| Surveillance Support | No | No | No | No | No |
| USB Ports | USB 3.0 | USB 3.2 | USB 3.2 | USB 3.2 | USB 3.0 |
| Use Case | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Virtualization / Media Server |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 22 lbs | 45 lbs | 45 lbs | 35 lbs | 25 lbs |
| Width | 17.3 inches | 17 inches | 17.5 inches | 17.5 inches | 17.5 |
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Questions & Answers
Q
What components are included in the NS CS240G-X4 Spare Kit (SKU Q8D40A)?
A
The kit contains one NS CS240G-X4 controller module, two hot-swap power supply units, four enterprise HDDs, four enterprise SSDs, plus all required SAS cables and rack-mount hardware.
Q
Which storage arrays are compatible with the Q8D40A Spare Kit?
A
This spare kit is fully compatible with all NS CS240G-X4 and NS CS240G-X4 Gen2 storage arrays running supported firmware versions.
Q
How do I install the replacement controller from the Q8D40A kit?
A
Power down the array, remove the failed controller, insert the spare module until it clicks, secure the retention latches, then power the system back on.
Q
Are the HDDs and SSDs in this spare kit pre-configured for immediate use?
A
All drives are factory-tested but require array initialization; simply insert them into empty bays and follow the storage system’s drive provisioning wizard.
Q
Can I hot-swap the power supplies included in the Q8D40A kit?
A
Yes, the NS CS240G-X4 supports redundant hot-swap power supplies—install the new unit without shutting down the array.
Q
Does the Q8D40A kit include all necessary cables and mounting hardware?
A
Yes, the kit ships with pre-terminated SAS cables, power cords, and rack-mount brackets required for immediate installation.
Q
What warranty coverage applies to the NS CS240G-X4 Spare Kit?
A
The Q8D40A kit carries a one-year limited hardware warranty, matching the original equipment manufacturer’s coverage terms.
Q
How do I update the firmware on replacement controllers from the spare kit?
A
After installation, log into the array’s management console, navigate to Firmware Management, upload the latest firmware bundle, and initiate the update.
Q
Can I mix original and replacement controllers in the same NS CS240G-X4 array?
A
Yes, original and spare controllers are interoperable and support non-disruptive operations when running identical firmware versions.
Q
What performance impact should I expect when replacing a controller?
A
There is no noticeable performance degradation; the array resumes full operation immediately after the spare controller is synchronized.
Q
Is remote installation support available for the Q8D40A Spare Kit?
A
Yes, 24×7 remote assistance is provided by certified support engineers to guide you through installation and configuration.
Q
What are the specifications of the HDDs included in the kit?
A
The kit includes four 6 TB 12 Gb/s SAS 7200 RPM enterprise HDDs rated for 24×7 operation in high-performance storage arrays.
Q
What are the specifications of the SSDs included in the kit?
A
The kit includes four 1.92 TB 6 Gb/s SATA enterprise-class SSDs with high write endurance and power-loss protection.
Q
How do I order additional NS CS240G-X4 Spare Kits?
A
Place an order through any authorized reseller or your vendor’s online store using SKU Q8D40A for immediate fulfillment.
Q
How do I register the Q8D40A Spare Kit for warranty purposes?
A
Log into the vendor’s support portal, enter the spare kit’s serial numbers, and submit the registration form within 30 days of receipt.
Q
What is the return policy for the NS CS240G-X4 Spare Kit (Q8D40A)?
A
Unopened kits may be returned within 30 days for a full refund; please refer to the vendor’s return merchandise authorization (RMA) process for details.
