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Controller spare returned the system to full health promptly.
Q8F84A
HPE NS AF7000 Spare Controller
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Q8F84A
HPE NS AF7000 Spare Controller
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Q8F84A is a SAN storage system engineered for high-demand enterprise environments. It features a rackmount design with 24 drive bays supporting SATA HDD, SAS HDD, SATA SSD, and NVMe SSD drives, and it delivers a total storage capacity of up to 1 PB with RAID options including RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, RAID 50, RAID 60, and JBOD. The system is powered by an Intel Xeon processor with 8 cores and comes with 16 GB of pre-installed ECC DDR4 memory that can be expanded to 128 GB, ensuring reliable performance for data-intensive applications.
Designed for enterprise data centers and virtualization workloads, Q8F84A provides multiple interface options including USB 3.2 and 10GbE network ports, along with iSCSI support for seamless data connectivity and management. The storage system offers expansion support, active cooling, and a redundant power supply rated at 750W, making it ideal for mission-critical applications such as SMB backup, enterprise virtualization, and media server deployments.
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Request bulk order quote for Q8F84A for additional pricing. Browse the full Hpe Nimble Storage series or explore all Hpe products.
Scenario: An enterprise data center must maintain 24/7 access during rack-level controller failures. By deploying the Q8F84A-HPE NS AF7000 Spare Controller as an automated standby, IT teams achieve sub-second failover to the spare unit. Benefit: Sustained business continuity, zero data-plane interruptions, and SLA compliance without manual intervention.
Scenario: A global service provider schedules quarterly firmware updates on primary storage controllers. Integrating the Q8F84A-HPE NS AF7000 Spare Controller as an active standby allows traffic to shift seamlessly during maintenance windows. Benefit: Eliminates planned outages, reduces operational risk, and accelerates patch cycles with uninterrupted application availability.
Scenario: A financial services firm replicates mission-critical data between geo-redundant sites to meet regulatory RPO/RTO targets. The Q8F84A-HPE NS AF7000 Spare Controller stands ready at the secondary site, instantly taking over if the primary controller fails. Benefit: Guarantees sub-minute recovery, protects transactional integrity, and ensures regulatory compliance under extreme conditions.
To get the detailed certification, please go to the Compliance Center.
 Q8F84A |  Q8D42A |  Q8F14A |  Q8D53A |  Q8B78A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | SAN | SAN | NAS | SAN | SAN |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 24-bay | 8-bay | 16-bay | 12-bay | 12-bay |
| Supported Drive Types | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD | Mixed | SATA HDD / SAS HDD / SATA SSD / NVMe SSD / Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 1 PB | 1 PB | 512 TB | 1 PB | 1 PB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD | 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 / RAID 50 / RAID 60 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| CPU Type | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon | Intel Xeon |
| CPU Cores | 8 | 8 | 8 | 6 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 128 GB | 64 GB | 64 GB | 128 GB | 128 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 4 | 4 | 2 | 4 | 4 |
| 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 | Active | Redundant Fan | Redundant Fan | Redundant Fan | Redundant Fan |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 750W | 500W | 350W | 750W | 500W |
| 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 | No |
| Use Case | Enterprise Data Center / Virtualization | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization | Enterprise Data Center | SMB / Enterprise Data Center / Media Server / Virtualization |
| Product Name | Q8F84A Enterprise SAN Storage | Q8D42A Enterprise Storage Array | Q8F14A Enterprise NAS | Q8D53A Enterprise SAN Storage System | Q8B78A Enterprise Storage Array |
| Height | 3.5 inches | 3.5 inches | 3 inches | 3 inches | 3.5 inches |
| Width | 17 inches | 17.5 inches | 17 inches | 17 inches | 17.5 inches |
| Depth | 28 inches | 25 inches | 25 inches | 28 inches | 25.0 inches |
| Weight | 45 lbs | 45 lbs | 45 lbs | 45 lbs | 45 lbs |
Controller spare returned the system to full health promptly.
Easy installation with minimal downtime.
Consistent performance since deployment.
Good enterprise replacement option.
Met expectations for stability.
The HPE NS AF7000 Spare Controller (SKU: Q8F84A) is a direct replacement controller for HPE AF7000 All-Flash Arrays, engineered to restore redundancy and maintain continuous storage availability.
The HPE NS AF7000 Spare Controller is fully compatible with HPE AF7000 All-Flash Arrays and can be deployed in any chassis that supports dual-controller configurations.
Key features include 12Gb/s SAS connectivity, NVDIMM-backed cache for write acceleration, dual-port design for high-availability, and integrated RAID protection for data integrity.
Power down the array, remove the faulty controller module, slide in the Q8F84A spare until it clicks, then power on. The array will auto-discover and sync the new controller.