United States$5,000,000+
Inventory Delivered By
M
Michael OConnor
4
Redundant fan kit improved system stability.
779841-B21
Original Stock
Ready to Ship
HPE DL180 Gen9 Redundant Fan FIO Kit
FEATURED DEAL
Name:
779841-B21
- Description:
- HPE DL180 Gen9 Redundant Fan FIO Kit
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Shipping:
Payment:
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Shipping:
Payment:
TRUSTED, TRIED, PROVEN
Officially Accredited
& Verified By
Next-Gen IT
Solutions Powered By
779841-B21 Overview
779841-B21 is a high-performance air cooling solution featuring a single 120mm fan that efficiently cools processors with support for both Intel and AMD sockets. It is engineered to handle up to 150W TDP while maintaining a noise level of 21–30 dBA, thanks to its fluid dynamic bearing fan design and inclusion of premium thermal paste for optimal heat dissipation.
Designed with gamers and overclocking enthusiasts in mind, 779841-B21 comes with ARGB lighting that offers vibrant visuals with PWM control and software customization. Ideal for high-performance gaming rigs and server cooling applications, this CPU cooler ensures reliable operation and enhanced system aesthetics without unnecessary complexities.
779841-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 779841-B21 for additional pricing. Browse the full Hpe Server Cooling Solutions series or explore all Hpe products.
779841-B21 Specifications
- Product Type
- Cooling Solution
- Cooling Type
- Air
- Compatible Sockets
- LGA 115x / AM4
- Bearing Type
- Fluid Dynamic
- Use Case
- Gaming / Overclocking / Server Cooling
- Fan Count
- 1
- Fan Size
- 120mm
- Radiator Size
- N/A
- 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
- ARGB + Software Control
- RGB Sync Compatibility
- Corsair iCUE
- Control Method
- PWM
- Thermal Paste Included
- Yes
- Mounting Hardware Included
- Yes
- Product Name
- 779841-B21 High Performance Air CPU Cooler
- Height
- 5.5 inches
- Width
- 4.2 inches
- Depth
- 4.2 inches
- Weight
- 2.75 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 779841-B21 |  725587-B21 |  794947-B21 |  BW930A |  719079-B21 | |
|---|---|---|---|---|---|
| Product Type | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution |
| Cooling Type | Air | Liquid (AIO) | Liquid (AIO) | Liquid (AIO) | Liquid (AIO) |
| Compatible Sockets | LGA 115x / AM4 | LGA 1700 / LGA 1200 / LGA 115x / AM4 | LGA 1700 / LGA 1200 / AM4 / AM5 | LGA 1700 / LGA 1200 / LGA 115x / AM4 / AM5 | LGA 1700 / LGA 1200 / LGA 115x / AM4 / AM5 |
| Bearing Type | Fluid Dynamic | Fluid Dynamic | Dual Ball | Fluid Dynamic | Fluid Dynamic |
| Use Case | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling | Gaming / Overclocking / Server Cooling |
| Fan Count | 1 | 2 | 2 | 2 | 2 |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Radiator Size | N/A | 240mm | 240mm | 240mm | 240mm |
| Max TDP Support | Up to 150W | Up to 150W | 200W+ | Up to 150W | Up to 180W |
| Fan Speed Range | 1500–2000 RPM | 1500–2000 RPM | 1500–2000 RPM | 1500–2000 RPM | 1500–2000 RPM |
| Noise Level | 21–30 dBA | 21–30 dBA | 21–30 dBA | 21–30 dBA | 21–30 dBA |
| Airflow (CFM) | 41–60 CFM | 41–60 CFM | 41–60 CFM | 41–60 CFM | 41–60 CFM |
| Static Pressure | Medium | Medium | High | Medium | High |
| Connector Type | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) |
| RGB Lighting | ARGB + Software Control | Addressable RGB | ARGB + Software Control | Addressable RGB | ARGB + Software Control |
| RGB Sync Compatibility | Corsair iCUE | Corsair iCUE | ASUS Aura Sync | ASUS Aura Sync | Corsair iCUE |
| Control Method | PWM | PWM | PWM | PWM / Software | Software |
| Thermal Paste Included | Yes | Yes | Yes | Yes | Yes |
| Mounting Hardware Included | Yes | Yes | Yes | Yes | Yes |
| Product Name | 779841-B21 High Performance Air CPU Cooler | 725587-B21 Liquid Cooling Solution | 794947-B21 High-Performance Liquid AIO Cooler | BW930A All-in-One Liquid Cooler | 719079-B21 All-In-One Liquid Cooler |
| Height | 5.5 inches | 4.5 inches | 1.5 inches | 5.5 inches | 5.5 inches |
| Width | 4.2 inches | 9.8 inches | 9.0 inches | 9.0 inches | 8.3 inches |
| Depth | 4.2 inches | 2.1 inches | 4.0 inches | 9.0 inches | 9.1 inches |
| Weight | 2.75 lbs | 5.6 lbs | 4.5 lbs | 4.5 lbs | 5.0 lbs |
Reviews & Ratings
H
Hooria Abbas
4
Quick install and good airflow.
J
Jens Karlsson
4
Quality build.
N
Naveed Iqbal
5
Recommended for high availability setups.
L
Linda Wright
5
Dependable replacement part.
Questions & Answers
What is the HPE DL180 Gen9 Redundant Fan FIO Kit (SKU: 779841-B21)?
The HPE DL180 Gen9 Redundant Fan FIO Kit (779841-B21) is a hot-pluggable cooling assembly designed to provide N+1 redundant airflow for HPE ProLiant DL180 Gen9 servers.
Which servers are compatible with the 779841-B21 FIO Kit?
This FIO Kit is fully compatible with HPE ProLiant DL180 Gen9 rack servers and integrates seamlessly with their onboard thermal management system.
What are the key benefits of the redundant fan FIO kit?
Key benefits include N+1 redundancy for uninterrupted cooling, hot-swap capability to replace fans without downtime, and integrated monitoring for proactive failure detection.
How does redundant fan architecture improve server reliability?
By providing N+1 cooling redundancy, the kit ensures continuous airflow even if one fan fails, reducing thermal risk and server downtime.
How do I install the HPE DL180 Gen9 Fan FIO Kit?
Align the kit with the server’s FIO slot, insert until the latch engages, and confirm the green LED to verify proper installation.
Do I need any special tools to install the FIO kit?
No special tools are required— the kit is hot-pluggable and designed for tool-free installation and removal.
How can I verify that the fan kit is functioning correctly?
Check the integrated status LED (green = OK, amber = fault) and monitor server health in the HPE iLO or Onboard Administrator interface.
Can I replace the fan kit without powering down the server?
Yes, the FIO kit supports hot-swap replacement, allowing you to change fans without interrupting server operation.
How often should I clean or replace the redundant fans?
Inspect and clean dust every 3–6 months and replace the fans as needed based on performance alerts or after five years of continuous operation.
What is the noise level of the HPE DL180 Gen9 Fan Kit?
The fan kit operates at a maximum sound power level of approximately 64 dBA under full load, in line with enterprise server standards.
How does the FIO kit integrate with HPE thermal management?
It connects to the HPE iLO thermal sensor network, enabling dynamic fan speed control and proactive alerts for optimal temperature regulation.
What warranty and support does HPE offer for SKU 779841-B21?
HPE provides a standard three-year parts warranty and global support coverage, including access to firmware updates and diagnostic tools.
How do I troubleshoot a fan failure alert?
Check the status LED, reseat the FIO kit, review iLO logs for error codes, and if necessary, replace the kit with a new 779841-B21 assembly.
What is the exact HPE part number for ordering?
The official HPE part number is 779841-B21, which you can use when placing orders through HPE or certified resellers.
Where can I purchase genuine HPE fan kits?
Order direct from HPE’s ecommerce portal or authorized HPE channel partners to ensure authenticity, warranty coverage, and timely delivery.
How does the redundant fan kit impact server performance?
By maintaining optimal airflow under all conditions, the kit prevents thermal throttling and ensures consistent CPU and memory performance.
What is the power consumption of the redundant fan assembly?
The fully populated fan kit draws up to 30 W under peak operation, as reported in HPE’s thermal specification sheet.