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Chassis performed reliably with DC power setup.
AP841B
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HP P2000 DC-power SFF Chassis
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Name:
AP841B
- Description:
- HP P2000 DC-power SFF Chassis
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AP841B Overview
AP841B is a high-performance NAS designed for demanding storage environments with 16 drive bays that support a mixed array of drive types including SATA HDD, SAS HDD, SATA SSD, and NVMe SSD. It delivers a total storage capacity of 256 TB and provides robust data protection with RAID 0, RAID 1, RAID 5, RAID 6, and RAID 10 configurations, powered by an Intel Xeon 8-core processor and 16 GB of pre-installed DDR4 memory that can be expanded to 64 GB.
AP841B features versatile connectivity with interfaces such as USB 3.2, Thunderbolt, 10GbE Ethernet, and Fibre Channel, while also offering dual LAN port network support and expansion capabilities. It comes equipped with redundant power supplies rated at 250W and active cooling to ensure reliable operation and high availability. Ideal for SMB backup, enterprise data centers, virtualization, and media server applications, the AP841B is engineered for reliability and scalable performance.
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AP841B Specifications
- Depth
- 28 inches
- Width
- 17 inches
- Weight
- 40 lbs
- Height
- 3 inches
- Form Factor
- Rackmount
- Hot-Swap Support
- Yes
- LAN Ports
- 2
- Power Supply
- Redundant
- Cooling
- Active
- Virtualization Ready
- Yes
- RAID Support
- RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10
- RAM Type
- DDR4
- Max RAM Capacity
- 64 GB
- Power Supply Wattage
- 250W
- Product Type
- Storage System
- Supported Drive Types
- Mixed
- CPU Type
- Intel Xeon
- CPU Cores
- 8
- Installed RAM
- 16 GB
- Network Ports
- 10GbE
- USB Ports
- USB 3.2
- Expansion Support
- Yes
- Operating System
- Custom OS
- Snapshot Support
- Yes
- Cloud Sync Support
- Yes
- iSCSI Support
- Yes
- Surveillance Support
- No
- Use Case
- Enterprise Data Center
- Storage Type
- NAS
- Max Supported Capacity
- 256 TB
- Bay Count
- 16-bay
- Product Name
- AP841B Enterprise Storage Array
AP841B Use Case
Edge Data Center Deployment for 5G Network Slicing
In a telecom operator’s edge data center, the AP841B-HP P2000 DC-power SFF Chassis powers virtualized network functions for 5G network slicing. This compact, DC-powered platform delivers up to 4 nines of availability while reducing rack space by 40%, enabling ultra-low latency and scalable capacity in distributed edge locations.
Industrial Automation Control in Smart Manufacturing
A smart factory integrates PLCs, HMIs and AI-driven analytics on an AP841B-HP P2000 DC-power SFF Chassis to manage conveyor systems and robotic cells. The rugged, high-density design ensures continuous operation under 24/7 industrial loads, improving process throughput by 25% and cutting unplanned downtime by 50%.
Remote Oil & Gas Monitoring and Telemetry
In a remote oil field, the AP841B-HP P2000 DC-power SFF Chassis hosts real-time telemetry controllers, seismic sensors and secure VPN gateways on DC-bus power. Its low-voltage operation and extreme-temperature tolerance boost field reliability by 99%, reducing service trips by 60% and ensuring uninterrupted production monitoring.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| AP841B |  AP838B |  QK703A |  M0S85A |  B7D89A | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | NAS | NAS | SAN | SAN |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| Bay Count | 16-bay | 8-bay | 12-bay | 24-bay | 12-bay |
| Supported Drive Types | Mixed | Mixed | Mixed | Mixed | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| Max Supported Capacity | 256 TB | 256 TB | 256 TB | 512 TB | 512 TB |
| RAID Support | 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 | 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 | 8 | 8 |
| Installed RAM | 16 GB | 16 GB | 16 GB | 16 GB | 16 GB |
| Max RAM Capacity | 64 GB | 32 GB | 64 GB | 64 GB | 64 GB |
| RAM Type | DDR4 | DDR4 | ECC DDR4 | ECC DDR4 | DDR4 |
| Network Ports | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| LAN Ports | 2 | 4 | 4 | 2 | 2 |
| USB Ports | USB 3.2 | USB 3.0 | USB 3.2 | USB 3.0 | 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 | 250W | 350W | 750W | 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 | No | No |
| Use Case | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | Enterprise Data Center | SMB / Enterprise Data Center / Virtualization / Media Server |
| Product Name | AP841B Enterprise Storage Array | AP838B Enterprise Storage System | QK703A High-Performance Storage System | M0S85A Enterprise Storage Array | B7D89A Storage System |
| Height | 3 inches | 1.75 inches | 1.7 inches | 4 inches | 3 inches |
| Width | 17 inches | 17.5 inches | 17.3 inches | 17 inches | 17 inches |
| Depth | 28 inches | 25 inches | 25.0 inches | 28 inches | 28 inches |
| Weight | 40 lbs | 30 lbs | 35 lbs | 50 lbs | 45 lbs |
Reviews & Ratings
L
Luke Harrison
5
Stable enclosure for production environments.
P
Patrick Wells
5
Easy to integrate into existing rack.
M
Marcus Bell
5
Reliable hardware platform.
T
Theo Lambert
5
Met expectations.
Questions & Answers
What is the HP P2000 DC-power SFF Chassis (SKU: AP841B)?
The HP P2000 DC-power SFF Chassis (SKU: AP841B) is a 12-bay small form factor disk storage enclosure designed for DC-powered SAN environments, providing high-density, reliable storage expansion.
How many drives can the HP P2000 DC-power SFF Chassis support?
The chassis supports up to 12 hot-plug, 2.5-inch SAS or SATA drives, enabling flexible capacity scaling in a compact 2U rack profile.
Which drive types are compatible with this chassis?
The HP P2000 DC-power SFF Chassis is compatible with enterprise 2.5″ SAS and SATA HDDs or SSDs certified for HP MSA arrays, ensuring optimal performance and reliability.
What are the power requirements for the AP841B chassis?
The chassis requires a -48 VDC input, drawing up to 1,000 W per power supply, and features dual redundant DC modules to maintain uninterrupted operation.
Which RAID levels does the HP P2000 DC-power SFF Chassis support?
When paired with an HP P2000 controller, the enclosure supports RAID 0, 1, 1+0, 5, 50, 6 and 60, delivering versatile protection and performance options.
Is the HP P2000 DC-power SFF Chassis hot-swappable?
Yes, all drive bays and DC power modules are hot-swappable, allowing online replacement without service disruption or data loss.
How do I mount the DC-power SFF Chassis in a rack?
The enclosure includes sliding rail kits and rack-mount brackets compatible with standard 19″ racks, enabling quick 2U installation and secure mounting.
Can I mix SSDs and HDDs in the same chassis?
Yes, you can combine HP-qualified SAS or SATA SSDs and HDDs in any bay, optimizing tiered storage for performance and capacity within a single array.
What management tools are available for this enclosure?
Use HP Storage Management Utility (SMU) or HP OneView to provision, monitor, and upgrade firmware on the P2000 DC-power SFF Chassis via graphical or CLI interfaces.
How does the chassis handle environmental monitoring?
Integrated sensors track temperature, fan speed, and power status, reporting real-time health alerts through the P2000 controller’s management interface.
Can I expand my existing MSA P2000 array with this chassis?
Yes, the AP841B can be linked to any HP MSA P2000 G3 controller set via SAS expansion ports to scale capacity seamlessly.
What network protocols are supported with this chassis?
When paired with an appropriate controller, the enclosure supports iSCSI, SAS, Fibre Channel or FCoE protocols, accommodating diverse SAN topologies.
What warranty and support options are available?
HP offers a one-year limited warranty with options to upgrade to three-year or five-year 24×7 Proactive Care and rapid replacement services.
How do I replace a failed power module?
Simply slide out the LED-guided faulty DC module and insert a new unit; the system remains powered by the redundant module throughout the swap.
What are the ideal use cases for the HP P2000 DC-power SFF Chassis?
This chassis is ideal for telecommunications, remote sites and industrial applications requiring dense, low-power, high-availability SAN storage solutions.