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Q8D55A
- Description:
- HPE NS CS440G-X2 Cntlr/PS/HDD/SSD Kit
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3 Year Extended Warranty
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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
Q8D55A Overview
Q8D55A is an enterprise NAS storage system designed with an 8‐bay configuration that supports a mixed array of drive types including SATA HDD, SAS HDD, SATA SSD, and NVMe SSD. It features a total storage capacity of up to 256 TB with advanced RAID support (RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10), powered by an Intel Xeon processor with 8 cores and 16 GB of pre-installed DDR4 memory, upgradeable to 32 GB. Its interfaces include USB 3.0 and Ethernet with 1GbE network ports supported by dual LAN ports, ensuring robust connectivity.
Q8D55A further provides expansion support along with a redundant power supply rated at 350W and redundant fan cooling to maintain optimal operation in demanding environments. Built for critical workloads, the system is ideally suited for use cases that include SMB backup, enterprise data center storage, virtualization, and media server applications.
What is the price of Q8D55A?
Pricing for Q8D55A is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for Q8D55A.
Explore more options from Storage or explore other Hpe products.
Q8D55A Specifications
| Product Type | Storage System |
| Storage Type | NAS |
| Form Factor | Rackmount |
| Bay Count | 8-bay |
| Supported Drive Types | Mixed |
| 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 | 8 |
| Installed RAM | 16 GB |
| Max RAM Capacity | 32 GB |
| RAM Type | DDR4 |
| Network Ports | 1GbE |
| LAN Ports | 2 |
| 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 | Q8D55A Enterprise NAS Storage System |
| Height | 3 inches |
| Width | 17 inches |
| Depth | 25 inches |
| Weight | 35 lbs |
Q8D55A Use Case
Zero-Downtime Controller Upgrade for 24/7 Financial Trading Platforms
In a global trading firm running continuous market data analysis and algorithmic trading on HPE Nimble Storage, the Q8D55A-HPE NS CS440G-X2 Controller/PS/HDD/SSD Kit enables a seamless in-place controller upgrade. By swapping legacy controllers and adding high-performance SSDs, IT teams achieve uninterrupted operations, maintain sub-millisecond latency for live trading, and deliver 99.999% uptime. Outcome: accelerated transaction processing with zero service interruptions and a 30% improvement in IOPS throughput.
High-Performance Scale-Out Storage for Healthcare AI/ML Research
A university medical research center leverages the Q8D55A-HPE NS CS440G-X2 Kit to expand its HPE Nimble Storage array, integrating additional NVMe SSDs and redundant power supplies. This configuration accelerates deep learning model training on large imaging datasets, reducing data ingest times by 50% and enabling real-time analytics. Benefit: faster time-to-insight for diagnostic imaging projects and improved researcher productivity.
Enterprise SaaS Multi-Tenant Infrastructure with 99.999% SLA Compliance
A leading SaaS provider deploys the Q8D55A-HPE NS CS440G-X2 Kit to scale its multi-tenant storage infrastructure across distributed data centers. The kit’s controller upgrade and balanced HDD/SSD tiering deliver dynamic performance allocation, supporting mixed workloads from small business databases to large file repositories. Outcome: ensured SLA compliance with 99.999% availability, simplified capacity management, and a 20% reduction in total cost of ownership.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bay Count | 12-bay | 8-bay | 8-bay | 8-bay | 8-bay |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Cooling | Active | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan |
| CPU Cores | 6 | 8 | 8 | 8 | 8 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| Depth | 28 inches | 25 inches | 28 inches | 25 inches | 18 inches |
| Expansion Support | Yes | Yes | Yes | Yes | Yes |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Height | 3 inches | 3 inches | 3 inches | 4 inches | 4 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| iSCSI Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 4 | 2 | 4 | 4 | 4 |
| Max RAM Capacity | 64 GB | 32 GB | 128 GB | 64 GB | 64 GB |
| Max Supported Capacity | 1 PB | 256 TB | 512 TB | 256 TB | 512 TB |
| Network Ports | 10GbE | 1GbE | 10GbE | 10GbE | 10GbE |
| Operating System | Custom OS | Custom OS | Custom OS | Custom OS | Custom OS |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 350W | 500W | 500W | 350W |
| Product Name | Q8B63A Storage Server | Q8D55A Enterprise NAS Storage System | Q8F88A Enterprise NAS | Q8D26A Storage System | Q8D30A Enterprise Storage System |
| 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 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD |
| RAM Type | ECC DDR4 | DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Snapshot Support | Yes | Yes | Yes | Yes | Yes |
| Storage Type | SAN | NAS | NAS | SAN | SAN |
| Supported Drive Types | Mixed | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed |
| Surveillance Support | No | No | No | No | No |
| USB Ports | USB 3.2 | USB 3.0 | USB 3.1 | USB 3.2 | USB 3.2 |
| Use Case | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 35 lbs | 35 lbs | 35 lbs | 35 lbs | 35 lbs |
| Width | 17 inches | 17 inches | 17 inches | 17 inches | 17 inches |
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Questions & Answers
Q
What is the HPE NS CS440G-X2 Controller/PS/HDD/SSD Kit (SKU Q8D55A)?
A
The HPE NS CS440G-X2 Kit (Q8D55A) is a preconfigured storage bundle for HPE Nimble Storage CS440G arrays, including dual controllers, power supplies, HDDs, and SSDs to deliver balanced performance and capacity for mid-range workloads.
Q
What components are included in SKU Q8D55A?
A
SKU Q8D55A includes two CS440G controllers, dual redundant power supply units, four 1.2TB SAS SSDs, twelve 4TB 7.2K RPM HDDs, sleds, cables, mounting rails, and licensing for HPE InfoSight predictive analytics.
Q
What performance can I expect from the CS440G-X2 Kit?
A
The CS440G-X2 delivers up to 1.1 million IOPS, 12 GB/s throughput, and sub-millisecond latency under mixed workloads, making it ideal for virtualization, databases, and VDI environments.
Q
Is the CS440G-X2 compatible with standard 19-inch racks?
A
Yes, the CS440G-X2 Kit is designed for 2U 19-inch rack installation and includes rail kits for tool-less mounting in standard data center environments.
Q
Can I expand storage capacity on the CS440G-X2?
A
Yes, you can scale capacity non-disruptively by adding up to six expansion shelves per controller pair, supporting a maximum raw capacity of over 2 PB.
Q
How does the CS440G-X2 ensure high availability?
A
High availability is maintained through active-active dual controllers, mirrored cache, redundant power supplies, and non-disruptive software updates with HPE NimbleOS.
Q
Which networking interfaces are supported?
A
The CS440G-X2 controllers support dual 10/25 GbE iSCSI, dual 16 Gb Fibre Channel, and optional 100 GbE RoCE adapters for flexible SAN and LAN connectivity.
Q
What management and monitoring tools are included?
A
The kit includes HPE InfoSight cloud-based predictive analytics and NimbleOS management, offering real-time monitoring, capacity forecasting, and automated issue resolution.
Q
What operating environments does the CS440G-X2 support?
A
HPE Nimble CS440G-X2 is certified for VMware vSphere, Microsoft Hyper-V, Oracle, SAP, and leading Linux distributions, ensuring broad application compatibility.
Q
What warranty and support options are available?
A
HPE offers a three-year parts, labor, and onsite support warranty with optional Proactive Care, Foundation Care, and InfoSight Premium Support for advanced SLA levels.
Q
How quickly can the CS440G-X2 be deployed?
A
Typical rack-to-workload deployment takes under two hours, thanks to pre-integrated hardware, intuitive setup wizards, and automated configuration via NimbleOS.
Q
What are the noise and power requirements?
A
Operational noise is rated at 63 dBA. The dual 1200 W power supplies support 100–240 VAC input and operate at 50/60 Hz, consuming up to 1100 W under full load.
Q
How does the kit handle data protection and encryption?
A
The CS440G-X2 provides inline deduplication, compression, snapshots, replication, and AES-256 data-at-rest encryption with FIPS-compliant self-encrypting drives.
Q
What use cases are best suited for the CS440G-X2?
A
The CS440G-X2 excels in virtualization, databases, VDI, backup targets, and mixed workload consolidation, offering balanced performance and enterprise-grade resiliency.
Q
Can the CS440G-X2 integrate with public cloud services?
A
Yes, HPE Cloud Volumes Service and Cloud Bank Storage enable seamless tiering, backup, and disaster recovery with AWS, Azure, and Google Cloud environments.
Q
How do I request a quote or purchase the Q8D55A kit?
A
Contact your authorized HPE reseller or visit the HPE store online to configure, price, and order the Q8D55A CS440G-X2 Controller/PS/HDD/SSD Kit with tailored support options.
