United States
Name:
726782-B21
- Description:
- HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller
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3 Year Extended Warranty
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Delivery Timelines
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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
726782-B21 Overview
726782-B21-HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller is an expansion card engineered as a storage controller that integrates into HPE server platforms for enhanced storage performance and data protection. Built with a 2GB flash-backed write cache and offering a 12Gb SAS interface, this controller delivers fast data throughput and comprehensive hardware RAID support, making it ideal for enterprise-level storage expansion and server enhancement environments.
This HPE Smart Array controller features a mezzanine card design with a 4-port configuration that supports critical RAID levels and seamlessly fits into standard server architectures. Optimized for operating systems such as Windows, Linux, and VMware ESXi, it is specially designed for data centers and server applications that demand reliable performance and scalable storage solutions.
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Explore more options from Server Expansion Cards or explore other Hpe products.
726782-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | N/A |
| PCIe Version | N/A |
| Chipset / Controller | HPE Smart Array P741 |
| Supported Ports | N/A |
| Port Count | 4 |
| Max Data Rate | N/A |
| RAID Levels Supported | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 |
| Capture Resolution | N/A |
| Capture Frame Rate | N/A |
| Low Profile Bracket | No |
| Full Height Bracket | No |
| Cooling | Passive |
| Operating System Compatibility | Windows / Linux / VMware ESXi |
| Bus Width | N/A |
| Power Requirements | N/A |
| Use Case | Storage Expansion |
| Product Name | 726782-B21-HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
726782-B21 Use Case
Financial Trading Database Acceleration with HPE Smart Array P741m
Scenario: A high-frequency trading firm consolidates multiple Oracle and SQL Server databases on ProLiant BL460c Gen10 blades equipped with the HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller. By leveraging four dedicated 12 Gb/s SAS lanes and 2 GB of flash-back write cache, the setup sustains sub-millisecond I/O latencies during peak trading hours. Benefit: Delivers 40% higher transaction throughput, ensures zero data loss on power events, and maintains 99.99% application uptime for mission-critical trade execution.
Enterprise Virtualization Scalability for Multi-Tenant Hosting
Scenario: A managed service provider hosts dozens of VMware ESXi instances on HPE c-Class blade enclosures. Integrating the HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller enables seamless provisioning of high-performance datastores across shared SAS backplanes. Benefit: Achieves 3× higher IOPS per virtual machine, simplifies dynamic storage tiering, and guarantees business-critical SLAs with built-in cache protection and rapid rebuilds.
Big Data Analytics and HPC Cluster Storage Optimization
Scenario: A research institution deploys a high-performance computing cluster for genomics and AI workloads. Each compute node integrates the HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller to deliver parallel access to large SAS-attached SSD arrays. Benefit: Reduces read/write latency by 60%, accelerates data aggregation jobs by 50%, and ensures uninterrupted in-memory analytics with enterprise-grade cache reliability.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Bus Width | N/A | 64-bit | 64-bit | 64-bit | 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 | RAID Controller | Storage Controller | Storage Controller |
| Chipset / Controller | HP Smart Array P441 FBWC | N/A | HP Smart Array P440/4G | N/A | HPE Smart Array P741 |
| Cooling | N/A | Passive | Passive | Passive | Passive |
| Depth | N/A | N/A | 8.27 inches | N/A | N/A |
| Full Height Bracket | No | No | No | Yes | No |
| Height | N/A | N/A | 0.67 inches | N/A | N/A |
| Interface | N/A | PCIe x8 | PCIe x8 | PCIe x8 | N/A |
| Low Profile Bracket | No | Yes | Yes | Yes | No |
| Max Data Rate | N/A | N/A | N/A | N/A | N/A |
| Operating System Compatibility | Windows / Linux / VMware ESXi | Windows / Linux | Windows / Linux / VMware ESXi / FreeBSD | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi |
| PCIe Version | N/A | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | N/A |
| Port Count | N/A | 8 | N/A | 2 | 4 |
| Power Requirements | N/A | N/A | 3.3V | 3.3V | N/A |
| Product Name | 726825-B21-HP P441-4GB FBWC CONTROLLER ONLY HPE NEW GENUINE SPARE 1YR WTY | 826689-B21-DL38X NVME 8 SSD EXPRESS BAY PL=SY | 761872-B21-HP Smart Array P440/4G FIO Controller | 759553-B21-HPE H240NR SMART HBA | 726782-B21-HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller |
| Product Type | Expansion Card | Expansion Card | Expansion Card | Expansion Card | Expansion Card |
| RAID Levels Supported | N/A | N/A | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 |
| Supported Ports | N/A | N/A | N/A | N/A | N/A |
| Use Case | Storage Expansion / Server Enhancement | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion |
| Weight | N/A | N/A | 1.35 lbs | N/A | N/A |
| Width | N/A | N/A | 6.61 inches | N/A | N/A |
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Questions & Answers
Q
What is the HPE Smart Array P741m/2GB FBWC 12Gb 4-ports Ext Mezzanine SAS Controller?
A
The HPE Smart Array P741m/2GB FBWC is a high-performance mezzanine SAS controller for HPE blade servers, offering four external 12 Gb/s SAS ports, an integrated RAID-on-Chip, and 2 GB of flash-backed write cache (FBWC) for optimized storage performance and data protection.
Q
Which HPE servers are compatible with the Smart Array P741m controller?
A
The P741m controller is compatible with HPE ProLiant BL460c Gen8/Gen9 and BL490c Gen8/Gen9 blade servers when installed in the designated mezzanine slot.
Q
What RAID levels does the Smart Array P741m support?
A
The controller supports RAID 0, 1, 1+0, 5, 6, 50, and 60, providing flexible configurations for performance, capacity, and data redundancy.
Q
How much cache memory does the P741m have?
A
It features 2 GB of flash-backed write cache (FBWC), ensuring data integrity and sustained write performance even during power interruptions.
Q
What are the key performance features of the Smart Array P741m?
A
Key features include four external 12 Gb/s SAS ports, 2 GB FBWC, an integrated RAID-on-Chip processor, and support for up to 32 SAS/SATA devices for high throughput and low latency.
Q
What is Flash-Backed Write Cache (FBWC)?
A
FBWC uses capacitor-protected flash modules to preserve write cache data in the event of power loss, ensuring no data is lost before it’s committed to disk.
Q
How many external SAS connectors does the P741m have?
A
The P741m provides four external Mini-SAS HD (SFF-8643) ports, enabling connections to up to 32 SAS or SATA drives.
Q
Does the P741m support NVMe SSDs?
A
No, this controller is designed for SAS and SATA drives only. For NVMe support, HPE offers dedicated NVMe controllers and HBAs.
Q
What cabling is required for the P741m controller?
A
Use HPE-approved Mini-SAS HD (SFF-8643) cables to ensure optimal signal integrity and firmware compatibility with your P741m controller.
Q
How do I install the Smart Array P741m controller?
A
Install the P741m into the server’s mezzanine slot, secure the module, connect external SAS cables, then download and install the latest firmware and drivers from HPE Support Center.
Q
Can I upgrade the firmware on the Smart Array P741m?
A
Yes. Firmware updates are available on HPE Support Center. Regular updates deliver performance enhancements, bug fixes, and expanded compatibility.
Q
Which operating systems are supported by the P741m?
A
The controller supports Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware ESXi, and other major enterprise OSes. Refer to HPE Support Center for specific versions.
Q
Does the P741m controller require a separate license?
A
No. All RAID capabilities and cache features are enabled by default—no additional licensing is required.
Q
How do I monitor and manage the Smart Array P741m?
A
Use HPE Smart Storage Administrator (SSA) or HPE Integrated Lights-Out (iLO) to configure, monitor, and manage the P741m controller and attached storage arrays.
Q
What advantages does the P741m offer over earlier Smart Array controllers?
A
The P741m doubles SAS transfer rates to 12 Gb/s per port, increases cache capacity, and features an advanced RAID-on-Chip processor for superior performance and efficiency.
Q
What warranty covers the HPE Smart Array P741m controller?
A
It includes a one-year HPE hardware warranty, with optional extensions to three or five years available through HPE Care Pack services.
