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726821-B21
- Description:
- HP SMART ARRAY P440/4GB FBWC 12GB 1PORT INT SAS CONTROLLER
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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
726821-B21 Overview
726821-B21-HP SMART ARRAY P440/4GB FBWC 12GB 1PORT INT SAS CONTROLLER is a high-performance storage controller designed for server enhancement and storage expansion. This internal RAID controller features an expansion card layout engineered for reliability, integrating HP’s Smart Array P440 technology with 4GB flash-backed write cache and 12GB cache memory. It is intended for use in server environments that require advanced RAID support to maximize uptime and ensure data integrity.
Built as a PCIe expansion card with a standard interface configuration, this SAS controller is optimized for enterprise workloads and offers comprehensive RAID level support including RAID 0, 1, 5, 6, and 10. Its design includes both low-profile and full-height bracket options, passive cooling for low-noise operation, and compatibility with major operating systems like Windows, Linux, and VMware ESXi, making it a reliable choice for modern data centers and mission-critical applications.
What is the price of 726821-B21?
Pricing for 726821-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 726821-B21.
Explore more options from Server Expansion Cards or explore other Hpe products.
726821-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | PCIe x8 |
| PCIe Version | N/A |
| Chipset / Controller | HP Smart Array P440 |
| Supported Ports | N/A |
| Port Count | 1 |
| Max Data Rate | N/A |
| RAID Levels Supported | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 |
| Capture Resolution | N/A |
| Capture Frame Rate | N/A |
| Low Profile Bracket | Yes |
| Full Height Bracket | Yes |
| Cooling | Passive |
| Operating System Compatibility | Windows / Linux / VMware ESXi |
| Bus Width | 64-bit |
| Power Requirements | 3.3V |
| Use Case | Storage Expansion |
| Product Name | 726821-B21-HP SMART ARRAY P440/4GB FBWC 12GB 1PORT INT SAS CONTROLLER |
| Height | 1.5 inches |
| Width | 4.7 inches |
| Depth | 7.9 inches |
| Weight | 1.2 lbs |
726821-B21 Use Case
HP Smart Array P440 (726821-B21) Accelerates Virtualization Infrastructure
In a mid-market enterprise deploying VMware ESXi clusters on HP ProLiant servers, the 726821-B21 HP Smart Array P440 with 4 GB flash-backed write cache and 12 Gb/s SAS delivers sub-millisecond I/O latency across shared storage. This high-performance controller boosts VM boot times by up to 30 %, increases consolidation ratios, and ensures consistent SLA compliance—reducing hardware footprint and operational costs.
High-Throughput OLTP Database Performance with HP Smart Array P440 (726821-B21)
A financial services firm running Oracle OLTP workloads on HP ProLiant DL380 Gen10 leverages the 726821-B21 Smart Array P440’s 4 GB FBWC and 12 Gb/s SAS port to sustain over 100 K IOPS at sub-1 ms latency. Hardware RAID 10 ensures ACID compliance and fault tolerance, cutting query response times by 40 % and improving transaction throughput for mission-critical databases.
Rapid Backup and Disaster Recovery Using HP Smart Array P440 (726821-B21)
A global retail chain integrates the 726821-B21 HP Smart Array P440 with StoreVirtual arrays to accelerate online RAID 6 rebuilds and hardware snapshots. The controller’s 12 Gb/s SAS bandwidth and 4 GB FBWC halve full backup windows—enabling recovery time objectives under 30 minutes, enhancing data protection, meeting SLAs, and ensuring business continuity.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bus Width | 64-bit | 64-bit | 64-bit | N/A | N/A |
| Capture Frame Rate | N/A | N/A | N/A | N/A | N/A |
| Capture Resolution | N/A | N/A | N/A | N/A | N/A |
| Card Type | Storage Controller | Storage Controller | Storage Controller | Other | Network Interface Card |
| Chipset / Controller | HP Smart Array P440 | N/A | Smart Array P204i-c SR | N/A | N/A |
| Cooling | Passive | Passive | Passive | N/A | Passive |
| Depth | 7.9 inches | N/A | N/A | N/A | N/A |
| Full Height Bracket | Yes | Yes | No | N/A | No |
| Height | 1.5 inches | N/A | N/A | N/A | N/A |
| Interface | PCIe x8 | PCIe x8 | PCIe x8 | N/A | PCIe x8 |
| Low Profile Bracket | Yes | No | Yes | N/A | No |
| Max Data Rate | N/A | N/A | N/A | N/A | 40Gbps |
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | N/A | Windows / Linux / VMware ESXi |
| PCIe Version | N/A | PCIe 3.0 | PCIe 3.0 | N/A | N/A |
| Port Count | 1 | 1 | N/A | N/A | 8 |
| Power Requirements | 3.3V | 3.3V | 3.3V | N/A | N/A |
| Product Name | 726821-B21-HP SMART ARRAY P440/4GB FBWC 12GB 1PORT INT SAS CONTROLLER | Q0L13A-SN1200E 16GB 1P FC HBA PL-1Y NO DEAL REG PRICING PL-SH | 804424-B21-SMART ARRAY P204I-C SR GEN10 CTRLR PL=SI | 779227-B21-HPE VC SE 16GB FC MODULE | 794502-B23-HPE VC SE 40GB F8 MODULE |
| Product Type | Expansion Card | Expansion Card | Expansion Card | Expansion Card | Expansion Card |
| RAID Levels Supported | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | N/A | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | N/A | N/A |
| Supported Ports | N/A | N/A | N/A | SFP+ | QSFP+ |
| Use Case | Storage Expansion | Storage Expansion | Storage Expansion / Server Expansion | Storage Expansion | Network Upgrade |
| Weight | 1.2 lbs | N/A | N/A | N/A | N/A |
| Width | 4.7 inches | N/A | N/A | N/A | N/A |
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Questions & Answers
Q
What is the HP Smart Array P440 controller (SKU: 726821-B21)?
A
The HP Smart Array P440 is a PCIe 3.0 SAS RAID controller with 4 GB FBWC and a single 12 Gb/s SAS port, designed for enterprise-class data protection and performance.
Q
Which RAID levels does the P440/4GB FBWC support?
A
The P440 supports RAID 0, 1, 5, 6, 10, 50, and 60, enabling flexible configurations for performance, redundancy, and capacity.
Q
How much cache memory does the HP P440 controller have?
A
It includes 4 GB of battery-backed Flash-Backed Write Cache (FBWC) to secure data during power interruptions and boost write performance.
Q
What is the maximum SAS speed of the Smart Array P440?
A
The controller delivers up to 12 Gb/s per port, ensuring high-throughput transfers and reduced I/O bottlenecks.
Q
How many SAS ports are available on the P440 controller?
A
The HP Smart Array P440 features one internal 12 Gb/s SAS port supporting up to 8 SAS or SATA devices via expanders.
Q
Which HP ProLiant servers are compatible with the P440 controller?
A
The P440 is compatible with Gen8, Gen9, and Gen10 ProLiant servers including DL, ML, and BL form factors that support a PCIe 3.0 slot.
Q
How do I install the HP Smart Array P440 in my server?
A
Power off the server, insert the P440 into a free PCIe 3.0 x8 slot, secure the retention bracket, connect SAS backplane cables, then power on and configure in the system BIOS.
Q
Can I update the firmware on the P440 controller?
A
Yes, use the HPE Service Pack for ProLiant (SPP) or HPE Smart Storage Administrator to download and apply the latest P440 firmware for optimal reliability and features.
Q
What backup battery or power module does the P440 require?
A
It uses the HPE Smart Storage Battery Kit Gen9/Gen10 (BRPE), which integrates with FBWC to preserve cache data during power loss.
Q
Does the P440 support SSDs and HDDs?
A
Yes, the controller supports mixed SAS and SATA HDDs as well as SSDs, allowing tiered storage configurations for performance tuning.
Q
What performance improvements can I expect with 4 GB FBWC?
A
The 4 GB FBWC reduces write latency and accelerates random I/O operations by caching incoming writes until they’re safely committed to disk.
Q
How does the P440 handle drive failures?
A
The controller offers online drive rebuilds, predictive failure analysis, and email or SNMP alerting to minimize downtime and data loss.
Q
Is the HP Smart Array P440 hot-pluggable?
A
Yes, it supports hot-pluggable SAS drives when used with a compatible hot-swap backplane to replace or add drives without shutting down the server.
Q
What security features are included in the P440 controller?
A
The P440 includes Secure Boot, access control lists, and support for encrypted drives to protect against unauthorized access.
Q
How do I configure logical drives on the P440?
A
Launch the HPE Smart Storage Administrator during POST or in the operating system, select the P440, and follow the wizard to create, modify, or delete logical drives.
Q
What warranty does the HP Smart Array P440 come with?
A
HP offers a standard three-year limited warranty with parts replacement and firmware updates; extended warranties are available as an option.
