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725587-B21
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- HPE DL160 Gen9 Redundant Fan 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.
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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.
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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.
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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.
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725587-B21 Overview
725587-B21 is a liquid (AIO) cooling solution engineered for high-performance systems. It features a 240mm radiator paired with 2 x 120mm fans, is compatible with both Intel and AMD sockets, and supports a maximum TDP of up to 150W. The unit operates within a noise level of 21–30 dBA using fans with fluid dynamic bearings and includes pre-applied thermal paste, addressable RGB lighting, and PWM control for precise and responsive temperature management.
725587-B21 further excels in demanding environments such as gaming rigs, overclocking setups, and server cooling applications. Its robust design with integrated hardware and software control ensures consistent performance under heavy loads, delivering efficient cooling and enhanced system stability for high-end configurations.
What is the price of 725587-B21?
Pricing for 725587-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 725587-B21.
Explore more options from Cooling Solutions or explore other Hpe products.
725587-B21 Specifications
| Product Type | Cooling Solution |
| Cooling Type | Liquid (AIO) |
| Compatible Sockets | LGA 1700 / LGA 1200 / LGA 115x / AM4 |
| Bearing Type | Fluid Dynamic |
| Use Case | Gaming / Overclocking / Server Cooling |
| Fan Count | 2 |
| Fan Size | 120mm |
| Radiator Size | 240mm |
| Max TDP Support | Up to 150W |
| Fan Speed Range | 1500–2000 RPM |
| Noise Level | 21–30 dBA |
| Airflow (CFM) | 41–60 CFM |
| Static Pressure | Medium |
| Connector Type | 4-Pin (PWM) |
| RGB Lighting | Addressable RGB |
| RGB Sync Compatibility | Corsair iCUE |
| Control Method | PWM |
| Thermal Paste Included | Yes |
| Mounting Hardware Included | Yes |
| Product Name | 725587-B21 Liquid Cooling Solution |
| Height | 4.5 inches |
| Width | 9.8 inches |
| Depth | 2.1 inches |
| Weight | 5.6 lbs |
725587-B21 Use Case
Minimizing Unplanned Downtime in Mission-Critical Financial Trading
In a 24/7 trading-floor environment, integrating the HPE DL160 Gen9 redundant fan kit (725587-B21) eliminates single points of failure in server cooling. This high-availability solution maintains optimal airflow under peak loads, ensuring continuous operation of algorithmic trading engines and supporting 99.99% uptime SLAs.
Sustaining Edge Data Processing in Retail IoT Deployments
Retail chains deploying HPE DL160 Gen9 servers at remote store locations use the 725587-B21 redundant fan kit to guard against thermal shutdowns in uncontrolled environments. By ensuring consistent rack-level cooling, retailers enable uninterrupted POS transactions, real-time inventory analytics and omnichannel customer experiences with reduced field-service visits.
Optimizing Virtualized Workload Efficiency for SMB Data Centers
SMBs consolidating multiple VMs on HPE DL160 Gen9 servers leverage the 725587-B21 redundant fan kit to maintain peak thermal performance during mixed-workload peaks. The result is enhanced cooling efficiency, extended hardware life and improved system reliability—delivering higher VM density per host while minimizing maintenance costs.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Airflow (CFM) | 41–60 CFM | 41–60 CFM | 41–60 CFM | 41–60 CFM | 41–60 CFM |
| Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Compatible Sockets | LGA 1700 / LGA 1200 / LGA 115x / AM4 | LGA 115x / AM4 | LGA 1700 / LGA 1200 / AM4 | LGA 1700 / AM4 | LGA 1700 / AM5 |
| Connector Type | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) |
| Control Method | PWM | Software | PWM | PWM | PWM |
| Cooling Type | Liquid (AIO) | Liquid (AIO) | Air | Liquid (AIO) | Liquid (AIO) |
| Depth | 2.1 inches | 10.2 inches | 4.5 inches | 9.0 inches | 7.0 inches |
| Fan Count | 2 | 2 | 1 | 2 | 2 |
| Fan Size | 120mm | 120mm | 120mm | 140mm | 120mm |
| Fan Speed Range | 1500–2000 RPM | 1500–2000 RPM | 1500–2000 RPM | 2000–2500 RPM | 2000–2500 RPM |
| Height | 4.5 inches | 5.2 inches | 5 inches | 4.5 inches | 1.5 inches |
| Max TDP Support | Up to 150W | Up to 150W | Up to 150W | Up to 150W | Up to 150W |
| Mounting Hardware Included | Yes | Yes | Yes | Yes | Yes |
| Noise Level | 21–30 dBA | Up to 20 dBA | 21–30 dBA | 31–40 dBA | 21–30 dBA |
| Product Name | 725587-B21 Liquid Cooling Solution | 765654-B21 Liquid Cooling AIO | Cooler Master Hyper 766201-B21 Air CPU Cooler | 412140-B21 High Performance AIO Liquid Cooler | 789654-B21 Liquid Cooling AIO |
| Product Type | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution |
| Radiator Size | 240mm | 240mm | N/A | 280mm | 240mm |
| RGB Lighting | Addressable RGB | Addressable RGB | Addressable RGB | ARGB + Software Control | Addressable RGB |
| RGB Sync Compatibility | Corsair iCUE | ASUS Aura Sync | ASUS Aura Sync | Corsair iCUE | Corsair iCUE |
| Static Pressure | Medium | Medium | Medium | High | High |
| Thermal Paste Included | Yes | Yes | Yes | Yes | Yes |
| Use Case | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling |
| Weight | 5.6 lbs | 4.3 lbs | 2.3 lbs | 3.5 lbs | 3.2 lbs |
| Width | 9.8 inches | 3.1 inches | 4 inches | 9.0 inches | 8.0 inches |
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Questions & Answers
Q
What is the HPE DL160 Gen9 Redundant Fan Kit (SKU: 725587-B21)?
A
The HPE DL160 Gen9 Redundant Fan Kit (725587-B21) is an OEM dual‐fan cooling module engineered to provide automatic failover airflow protection for HPE ProLiant DL160 Gen9 servers.
Q
What are the main features of the HPE DL160 Gen9 Redundant Fan Kit?
A
Key features include two hot-swappable fans, automatic redundancy, OEM-certified performance, low acoustic noise, and optimized thermal efficiency to prevent server overheating.
Q
Which server models support the HPE DL160 Gen9 Redundant Fan Kit?
A
This fan kit is compatible exclusively with HPE ProLiant DL160 Gen9 rack servers that use the original 725587-B21 fan assembly.
Q
What is the exact part number for this redundant fan kit?
A
The official part number is 725587-B21, manufactured by Hewlett Packard Enterprise as an OEM replacement and upgrade component.
Q
How do I install the HPE DL160 Gen9 Redundant Fan Kit?
A
Installation requires powering down the server, removing the old fan module, sliding in the new kit until it clicks, and restarting the system—no specialized tools needed.
Q
Are the fans in the HPE DL160 Gen9 Redundant Fan Kit hot-swappable?
A
Yes, each fan in the kit is fully hot-swappable, allowing service replacement without powering down or interrupting server operations.
Q
What benefits does the redundant fan kit deliver?
A
By providing automatic fan failover and balanced airflow, the kit enhances system uptime, safeguards hardware integrity, and minimizes cooling-related failures.
Q
What components are included in the HPE DL160 Gen9 Redundant Fan Kit package?
A
The package includes two pre-assembled fans in a single carrier, factory-sealed cables, and an HPE-authorized installation guide.
Q
Is the HPE DL160 Gen9 Redundant Fan Kit an OEM or third-party product?
A
This kit is an OEM product fully manufactured and supported by Hewlett Packard Enterprise, ensuring compatibility and warranty coverage.
Q
What is the noise level of the HPE DL160 Gen9 Redundant Fan Kit?
A
Operating at full speed, the kit produces approximately 58 dBA, meeting data-center acoustic standards for high-density deployments.
Q
What airflow performance can I expect from the redundant fan kit?
A
Each fan delivers up to 60 CFM (cubic feet per minute), providing a combined airflow of 120 CFM to maintain optimal server temperature.
Q
How can I troubleshoot fan error alerts with this kit?
A
Verify proper seating, inspect the connector, reseat the module, and update the server’s firmware; persistent alerts may require contacting HPE Support.
Q
What warranty coverage is provided with the HPE DL160 Gen9 Redundant Fan Kit?
A
The kit carries a standard one-year HPE limited warranty that covers defects in materials and workmanship under normal server operation.
Q
Can I mix the kit’s fans with existing server fans?
A
For optimal redundancy, HPE recommends replacing the entire fan assembly; mixing different fan models can impair airflow balance and redundancy.
Q
What tools are required to install the redundant fan kit?
A
No specialized tools are required—standard thumbscrews secure the module, and fans slide into an integrated chassis bay.
Q
What is the expected lifespan of the HPE DL160 Gen9 Redundant Fan Kit?
A
Under typical operating conditions, the fans are rated for a mean time between failures (MTBF) of over 100,000 hours.
Q
What shipping and delivery options are available for this fan kit?
A
Standard ground shipping delivers within 3–5 business days, with expedited options available for next-day or two-day delivery in most regions.
