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874576-B21
- Description:
- HPE ML350 Gen10 12Gb SAS Expander Kit
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3 Year Extended Warranty
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Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
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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
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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
874576-B21 Overview
874576-B21-HPE ML350 Gen10 12Gb SAS Expander Kit is a purpose‐built storage expansion solution designed specifically for HPE ML350 Gen10 servers. Engineered to extend the SAS connectivity of the system, this kit facilitates high-speed 12Gb/s data transfers between the server’s onboard storage controller and additional SAS devices, ensuring more robust, scalable storage configurations within enterprise environments.
Built as an expansion kit that functions like a storage controller add-on, the device integrates seamlessly with HPE server architectures to improve overall storage density and performance. With a design focused on reliability and efficient passive cooling, this SAS expander kit is ideally suited for demanding storage expansion use cases in mission‐critical server deployments.
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874576-B21 Specifications
| Product Type | Expansion Card |
| Card Type | Storage Controller |
| Interface | N/A |
| PCIe Version | N/A |
| Chipset / Controller | N/A |
| Supported Ports | N/A |
| Port Count | 2 |
| Max Data Rate | N/A |
| RAID Levels Supported | N/A |
| Capture Resolution | N/A |
| Capture Frame Rate | N/A |
| Low Profile Bracket | No |
| Full Height Bracket | No |
| Cooling | Passive |
| Operating System Compatibility | N/A |
| Bus Width | N/A |
| Power Requirements | N/A |
| Use Case | Storage Expansion |
| Product Name | 874576-B21-HPE ML350 Gen10 12Gb SAS Expander Kit |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
874576-B21 Use Case
High-Density Storage Expansion for Virtualized Environments
In a VMware vSphere cluster struggling with disk-pool limits, the 874576-B21 HPE ML350 Gen10 12Gb SAS Expander Kit provides dual 12Gb SAS links to connect up to eight additional JBOD enclosures directly to the server’s Smart Array controller. Benefit: scales capacity by millions of IOPS, maintains sub-millisecond VM performance, and delivers non-disruptive storage growth for mission-critical workloads.
Accelerated Backup and Rapid Recovery for SMB Data Centers
A mid-sized data center running nightly incremental backups integrates the 874576-B21 SAS Expander Kit with its HPE ML350 Gen10 to attach extra disk shelves for high-throughput backup targets. Benefit: shrinks backup windows by up to 40%, lowers RTO/RPO, consolidates backup storage on a single chassis, and strengthens business continuity without adding extra HBA cards.
High-Performance Tiered Storage for Analytics and Databases
A financial services firm requiring sub-millisecond database queries deploys the 874576-B21 HPE 12Gb SAS Expander Kit to link SAS SSD arrays and high-capacity HDD tiers to their ML350 Gen10 server. Benefit: delivers 30% faster report generation, optimizes storage spend with automated data tiering, and simplifies management of large-scale analytics workloads with a unified SAS infrastructure.
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 | 64-bit |
| 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 | RAID Controller | Storage Controller |
| Chipset / Controller | N/A | N/A | HP Smart Array Controller | HP Smart Array | N/A |
| Cooling | Passive | Passive | Passive | Passive | Passive |
| Depth | N/A | N/A | N/A | 7.0 inches | N/A |
| Full Height Bracket | No | No | No | No | Yes |
| Height | N/A | N/A | N/A | 1.0 inches | N/A |
| Interface | N/A | PCIe x8 | PCIe x8 | PCIe x8 | PCIe x8 |
| Low Profile Bracket | No | Yes | No | Yes | Yes |
| Max Data Rate | N/A | N/A | N/A | N/A | N/A |
| Operating System Compatibility | N/A | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi | Windows / Linux / VMware ESXi |
| PCIe Version | N/A | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 | PCIe 3.0 |
| Port Count | 2 | N/A | N/A | N/A | 2 |
| Power Requirements | N/A | 3.3V | 3.3V | 3.3V | 3.3V |
| Product Name | 874576-B21-HPE ML350 Gen10 12Gb SAS Expander Kit | 870549-B21-DL38X GEN10 12GB SAS EXPANDER PL SY | 804381-B21-HP SMART ARRAY P408E-M SR GEN10 12G SAS MEZZANINE CONTROLLER | 869081-B21-SMART ARRAY P408I-A SR G10 LH CTRLR PL=SI | 759553-B21-HPE H240NR SMART HBA |
| 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 / RAID 50 / RAID 60 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | JBOD |
| Supported Ports | N/A | N/A | N/A | N/A | N/A |
| Use Case | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion | Storage Expansion |
| Weight | N/A | N/A | N/A | 1.2 lbs | N/A |
| Width | N/A | N/A | N/A | 5.0 inches | N/A |
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