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Name:
755259-B21
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- HPE DL360 Gen9 4LFF CTO Server
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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
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
755259-B21 Overview
755259-B21 is a high-performance rackmount server engineered for modern data center demands. It supports Intel Xeon Scalable processors from the Xeon 4th Gen family on an LGA 4677 socket and scales across 2 processors, ensuring robust computing power for virtualization, file serving, and application hosting. The server features ECC DDR4 memory across 16 slots with a maximum capacity of 2 TB, combined with 6 PCIe 4.0 expansion slots for added flexibility.
Designed with practicality in mind, 755259-B21 incorporates eight hot-swap 2.5-inch storage bays with RAID 5 support for secure and efficient data management. It also offers 10GbE network interfaces with 4 LAN ports, redundant 1200W power supplies, active cooling, and integrated remote management via iDRAC to deliver unmatched reliability in demanding environments.
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755259-B21 Specifications
| Product Type | Server |
| Form Factor | Rackmount |
| Rack Units | 2U |
| Processor Brand | Intel |
| Processor Series | Intel Xeon Scalable |
| Processor Generation | Xeon 4th Gen |
| Use Case | Virtualization / File Server / Application Server |
| CPU Socket | LGA 4677 |
| Scalability | 2P |
| Max Cores Per CPU | 64 |
| Max Threads Per CPU | 128 |
| RAM Type | ECC DDR4 |
| RAM Slots | 16 |
| Max RAM Capacity | 2 TB |
| Storage Type | NVMe SSD |
| Storage Bays | 8 |
| Drive Bay Size | 2.5-inch |
| Hot-Swap Support | Yes |
| RAID Support | RAID 5 |
| PCIe Slots | 6 |
| PCIe Version | PCIe 4.0 |
| Network Interface | 10GbE |
| LAN Ports | 4 |
| Remote Management | iDRAC |
| Power Supply | Redundant |
| Power Supply Wattage | 1200W |
| Cooling | Active |
| Operating System | Windows Server |
| Virtualization Ready | Yes |
| GPU Support | Yes |
| Rail Kit Included | No |
| Product Name | Dell PowerEdge 755259-B21 |
| Height | 3.5 inches |
| Width | 19 inches |
| Depth | 30 inches |
| Weight | 60 lbs |
755259-B21 Use Case
Enterprise Virtualization and Private Cloud Consolidation
Deploy the HPE DL360 Gen9 4LFF CTO Server as a hypervisor host in VMware vSphere or Microsoft Hyper-V clusters. Its dual Intel® Xeon® E5-2600 v3/v4 support and 4 LFF drive bays deliver high VM density, simplified management and 30% better performance-per-watt, driving down capital and operating expenses while maximizing resource utilization.
Mission-Critical Database and Transaction Processing
Power high-I/O SQL, Oracle or NoSQL databases on the DL360 Gen9’s 24 DIMM slots with up to 1.5 TB memory and optional NVMe SSD acceleration. Achieve sub-millisecond latency, 99.99% uptime and linear transaction scalability, ensuring rapid query response, secure ACID compliance and uncompromised business continuity.
High-Density Analytics and Machine Learning Inference
Leverage the DL360 Gen9’s expansion flexibility—supporting GPU, FPGA or NVMe add-ins—to run Hadoop, Spark or TensorFlow workloads at the edge or data center. Benefit from parallel compute acceleration, up to 192 cores per chassis and enterprise-grade reliability for fast insights, real-time data scoring and reduced time-to-model in AI/ML pipelines.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Cooling | Active | Active | Active | Active | Active |
| CPU Socket | LGA 4189 | LGA 4189 | LGA 4677 | LGA 4189 | LGA 4677 |
| Depth | 28.3 inches | 29.5 inches | 30 inches | 28 inches | 28 inches |
| Drive Bay Size | 3.5-inch | 2.5-inch | 2.5-inch | 2.5-inch | 2.5-inch |
| Form Factor | Rackmount | Rackmount | Rackmount | Rackmount | Rackmount |
| GPU Support | No | Yes | Yes | Yes | Yes |
| Height | 3.5 inches | 3.5 inches | 3.5 inches | 3.5 inches | 3.5 inches |
| Hot-Swap Support | Yes | Yes | Yes | Yes | Yes |
| LAN Ports | 2 | 2 | 4 | 4 | 2 |
| Max Cores per CPU | 32 | 32 | 64 | 32 | 32 |
| Max RAM Capacity | 2 TB | 512 GB | 2 TB | 1 TB | 2 TB |
| Max Threads per CPU | 64 | 64 | 128 | 64 | 64 |
| Network Interface | 10GbE | 10GbE | 10GbE | 10GbE | 10GbE |
| Operating System | VMware ESXi | VMware ESXi | Windows Server | VMware ESXi | VMware ESXi |
| PCIe Slots | 4 | 4 | 6 | 4 | 4 |
| PCIe Version | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 | PCIe 4.0 |
| Power Supply | Redundant | Redundant | Redundant | Redundant | Redundant |
| Power Supply Wattage | 1200W | 1000W | 1200W | 1200W | 1000W |
| Processor Brand | Intel | Intel | Intel | Intel | Intel |
| Processor Generation | Xeon 3rd Gen | Xeon 3rd Gen | Xeon 4th Gen | Xeon 4th Gen | Xeon 4th Gen |
| Processor Series | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable | Intel Xeon Scalable |
| Product Name | 867961-B21 | 867958-B21 High Performance Rackmount Server | Dell PowerEdge 755259-B21 | Enterprise Server 818208-B21 | P19775-AA1 Enterprise Rackmount Server |
| Product Type | Server | Server | Server | Server | Server |
| Rack Units | 2U | 2U | 2U | 2U | 2U |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 | RAID 10 | RAID 5 | RAID 5 | RAID 10 |
| Rail Kit Included | No | Yes | No | Yes | Yes |
| RAM Slots | 16 | 8 | 16 | 16 | 16 |
| RAM Type | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 | ECC DDR4 |
| Remote Management | iDRAC | iDRAC | iDRAC | iDRAC | iDRAC |
| Scalability | 2P | 2P | 2P | 2P | 2P |
| Storage Bays | 8 | 8 | 8 | 8 | 8 |
| Storage Type | SATA SSD | SATA SSD | NVMe SSD | SATA SSD | SATA SSD |
| Use Case | Virtualization | Virtualization | Virtualization / File Server / Application Server | Virtualization / File Server / Application Server | Virtualization |
| Virtualization Ready | Yes | Yes | Yes | Yes | Yes |
| Weight | 45 lbs | 45 lbs | 60 lbs | 50 lbs | 45 lbs |
| Width | 17.2 inches | 17.5 inches | 19 inches | 17.2 inches | 17.5 inches |
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Questions & Answers
Q
What are the key specifications of the HPE DL360 Gen9 4LFF CTO Server (SKU: 755259-B21)?
A
The HPE DL360 Gen9 4LFF CTO Server supports Intel Xeon E5 v3/v4 processors, up to 1.5 TB DDR4 memory, four large-form-factor drive bays, HPE iLO management and flexible networking via FlexibleLOM.
Q
Which processors does the HPE DL360 Gen9 4LFF CTO Server support?
A
This server supports dual Intel Xeon E5-2600 v3 and v4 series CPUs, delivering up to 22 cores per socket for high-performance workloads.
Q
What is the maximum memory capacity of the HPE DL360 Gen9 4LFF CTO Server?
A
The system supports up to 24 DIMM slots of DDR4 memory, reaching a maximum of 1.5 TB using RDIMM or LRDIMM modules.
Q
What storage configurations are available in the HPE DL360 Gen9 4LFF CTO Server?
A
You can configure up to four hot-plug large-form-factor (3.5") SATA or SAS drives, with options for hardware RAID and NVMe support via optional carriers.
Q
Does the HPE DL360 Gen9 4LFF CTO Server support NVMe drives?
A
Yes, the server can be fitted with NVMe drives using HPE NVMe carriers in the four large-form-factor bays for ultra-low latency storage.
Q
Which operating systems are validated on the HPE DL360 Gen9 4LFF CTO Server?
A
HPE validates this server on Windows Server, Red Hat Enterprise Linux, SUSE Linux Enterprise Server, VMware vSphere and Citrix XenServer.
Q
What virtualization platforms are supported by the HPE DL360 Gen9 4LFF CTO Server?
A
It supports VMware vSphere, Microsoft Hyper-V, Citrix XenServer and other leading hypervisors for flexible virtualization deployments.
Q
How many PCIe expansion slots does the HPE DL360 Gen9 4LFF CTO Server offer?
A
The server includes three PCIe 3.0 slots: one x16 low-profile and two x8 low-profile slots for added networking or storage controllers.
Q
What networking options are available for the HPE DL360 Gen9 4LFF CTO Server?
A
You can choose HPE FlexibleLOM adapters supporting 1GbE, 10GbE, 25GbE and converged network options to match your data center requirements.
Q
What power supplies and energy-efficiency features does the HPE DL360 Gen9 4LFF CTO Server include?
A
This model supports HPE Titanium or Platinum hot-plug power supplies, SmartPower efficiency, and meets ENERGY STAR® standards for optimal power usage.
Q
Which management tools come with the HPE DL360 Gen9 4LFF CTO Server?
A
The server includes HPE iLO 4 for remote management, HPE OneView integration and Active Health System for proactive monitoring and firmware management.
Q
What warranty coverage is provided for the HPE DL360 Gen9 4LFF CTO Server (SKU: 755259-B21)?
A
HPE offers a standard three-year limited warranty with parts, labor and next-business-day on-site response; extended services are available.
Q
Can I customize the configuration of the HPE DL360 Gen9 4LFF CTO Server?
A
Yes, as a CTO server you can select CPUs, memory modules, storage drives, RAID controllers and networking adapters during the ordering process.
Q
What security features are built into the HPE DL360 Gen9 4LFF CTO Server?
A
Security includes HPE Silicon Root of Trust, Secure Boot, Secure Firmware Update and TPM 1.2/2.0 for hardware-level protection.
Q
What is the typical power consumption of the HPE DL360 Gen9 4LFF CTO Server?
A
Typical power usage ranges from 150 W at idle to around 600 W under full load, depending on configuration and installed components.
Q
How do I rack and install the HPE DL360 Gen9 4LFF CTO Server?
A
The 1U server uses HPE Quick-Deploy rails for tool-less mounting in standard 19" racks; installation guides and rack-mount kits are included.
