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412140-B21
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- HP BLc Encl Single Fan Option
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412140-B21 Overview
412140-B21 is a liquid cooling solution engineered for high-performance systems, featuring 2 140mm PWM-controlled fans mounted on a 280mm radiator. It supports both Intel and AMD sockets, handles up to 150W TDP, and is optimized for gaming rigs, overclocking setups, and server cooling while maintaining a noise level of 31–40 dBA.
This cooler incorporates fluid dynamic bearings and includes premium thermal paste for effective heat transfer. It also offers ARGB lighting with Corsair iCUE sync compatibility and is controlled via PWM, ensuring precise fan speed adjustments for enhanced performance and aesthetics.
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Explore more options from Cooling Solutions or explore other Hpe products.
412140-B21 Specifications
| Product Type | Cooling Solution |
| Cooling Type | Liquid (AIO) |
| Compatible Sockets | LGA 1700 / AM4 |
| Bearing Type | Fluid Dynamic |
| Use Case | Gaming / Overclocking / Server Cooling |
| Fan Count | 2 |
| Fan Size | 140mm |
| Radiator Size | 280mm |
| Max TDP Support | Up to 150W |
| Fan Speed Range | 2000–2500 RPM |
| Noise Level | 31–40 dBA |
| Airflow (CFM) | 41–60 CFM |
| Static Pressure | High |
| 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 | 412140-B21 High Performance AIO Liquid Cooler |
| Height | 4.5 inches |
| Width | 9.0 inches |
| Depth | 9.0 inches |
| Weight | 3.5 lbs |
412140-B21 Use Case
High-Density VDI Cooling with 412140-B21-HP BLc Encl Single Fan Option
In enterprise virtual desktop infrastructure (VDI) deployments hosting 20+ desktops per HP BladeSystem enclosure, the 412140-B21 single fan option boosts targeted airflow, prevents thermal throttling under peak load, and maintains consistent user experience. Benefit: Upholds desktop performance SLAs, reduces heat-related downtimes, and lowers IT support costs.
Optimized Thermal Management in HPC Clusters with 412140-B21 Fan Option
Scientific research labs running high-performance computing (HPC) workloads in blade enclosures deploy the 412140-B21 single fan option to deliver precise cooling to critical compute nodes. Outcome: Stabilized CPU and GPU temperatures under sustained loads, minimized hardware failures, and maximized computation throughput.
24/7 Financial Trading Uptime via 412140-B21 Single Fan
Financial trading firms requiring continuous, low-latency transactions integrate the 412140-B21 single fan option into their HP BladeSystem enclosures to add redundant cooling capacity during market peaks. Benefit: Ensures uninterrupted operation, protects against overheating, extends server lifespan, and supports regulatory compliance.
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 | Sleeve | Dual Ball |
| Compatible Sockets | LGA 1700 / LGA 1200 / LGA 115x / AM4 / AM5 | LGA 1700 / LGA 1200 / LGA 115x / AM4 / AM5 | LGA 1700 / AM4 | LGA 1200 / AM4 | LGA 1700 / LGA 1200 / AM4 / AM5 |
| Connector Type | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) | 4-Pin (PWM) |
| Control Method | PWM | PWM / Software | PWM | PWM | PWM |
| Cooling Type | Liquid (AIO) | Liquid (AIO) | Liquid (AIO) | Air | Liquid (AIO) |
| Depth | 8.2 inches | 9.0 inches | 9.0 inches | 7 inches | 4.0 inches |
| Fan Count | 2 | 2 | 2 | 2 | 2 |
| Fan Size | 140mm | 120mm | 140mm | 120mm | 120mm |
| Fan Speed Range | 1500–2000 RPM | 1500–2000 RPM | 2000–2500 RPM | 1500–2000 RPM | 1500–2000 RPM |
| Height | 5.3 inches | 5.5 inches | 4.5 inches | 5 inches | 1.5 inches |
| Max TDP Support | Up to 200W+ | Up to 150W | Up to 150W | Up to 180W | 200W+ |
| Mounting Hardware Included | Yes | Yes | Yes | Yes | Yes |
| Noise Level | 21–30 dBA | 21–30 dBA | 31–40 dBA | Up to 20 dBA | 21–30 dBA |
| Product Name | 517520-B21 AIO CPU Cooler | BW930A All-in-One Liquid Cooler | 412140-B21 High Performance AIO Liquid Cooler | 871246-B21 High Performance Air Cooler | 794947-B21 High-Performance Liquid AIO Cooler |
| Product Type | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution | Cooling Solution |
| Radiator Size | 240mm | 240mm | 280mm | N/A | 240mm |
| RGB Lighting | Addressable RGB | Addressable RGB | ARGB + Software Control | ARGB + Software Control | ARGB + Software Control |
| RGB Sync Compatibility | ASUS Aura Sync | ASUS Aura Sync | Corsair iCUE | ASUS Aura Sync | ASUS Aura Sync |
| Static Pressure | High | Medium | High | 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 | 4.2 lbs | 4.5 lbs | 3.5 lbs | 4 lbs | 4.5 lbs |
| Width | 9.8 inches | 9.0 inches | 9.0 inches | 8 inches | 9.0 inches |
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Questions & Answers
Q
What is the HP BLc Encl Single Fan Option (SKU: 412140-B21)?
A
The HP BLc Encl Single Fan Option (SKU: 412140-B21) is a hot-swappable, high-efficiency cooling module designed to maintain optimal thermal performance in HP BladeSystem c-Class enclosures.
Q
Which BladeSystem c-Class enclosures are compatible with the 412140-B21 single fan option?
A
The 412140-B21 single fan option is compatible with HP BladeSystem c7000 and c3000 enclosures running chassis firmware v2.3 or later.
Q
How do I install the HP BLc Single Fan Option?
A
To install, power down the enclosure, slide the fan module into an empty fan bay until it clicks, then power on and verify status via the Onboard Administrator LED.
Q
Can I mix single and redundant fans in the same enclosure?
A
Yes, you can install the 412140-B21 single fan option alongside redundant fan modules, but HP recommends balanced cooling configurations for optimal airflow.
Q
What is the airflow capacity of the HP 412140-B21 fan?
A
The 412140-B21 delivers up to 175 CFM (cubic feet per minute) of airflow to maintain proper blade server operating temperatures.
Q
How noisy is the HP BLc Single Fan Option during operation?
A
Under full load, the 412140-B21 operates at approximately 58 dBA, ensuring efficient cooling with minimal acoustic impact in data center environments.
Q
What are the power requirements for the 412140-B21 fan module?
A
The single fan option draws 20 watts at 12V DC and is powered directly from the BladeSystem enclosure’s integrated power backplane.
Q
How do I verify the 412140-B21 fan is functioning correctly?
A
Check the Onboard Administrator fan status LED—steady green indicates normal operation, amber signals a warning, and red indicates failure.
Q
When should I replace the HP BLc Single Fan Option?
A
Replace the fan module if the LED indicates failure, noise increases beyond 60 dBA, or thermal warnings appear in the Onboard Administrator logs.
Q
Is the 412140-B21 fan option serviceable by end users?
A
Yes, the 412140-B21 is a user-replaceable unit; HP’s hot-swap design allows safe removal and installation without powering down the entire enclosure.
Q
Does the HP BLc Single Fan Option come with a warranty?
A
The 412140-B21 carries a one-year limited hardware warranty, upgradeable with HP Care Pack services for extended coverage.
Q
Where can I purchase genuine HP 412140-B21 fan modules?
A
You can purchase authentic HP 412140-B21 modules through the official HP Store, authorized resellers, or HP-certified service partners.
Q
How do I clean or maintain the 412140-B21 fan?
A
Periodically power down the enclosure, remove the fan module, and use compressed air to clear dust from the fan blades and intake vents.
Q
Can one 412140-B21 fan module support an entire c7000 enclosure?
A
No, HP recommends installing multiple fan modules per the chassis cooling specification to ensure even airflow across all blade bays.
Q
What thermal monitoring features work with the 412140-B21?
A
The fan module integrates with HP Onboard Administrator and Insight Control for real-time temperature monitoring and automated cooling adjustments.
Q
What error codes indicate a fan issue for the HP BLc Single Fan Option?
A
Onboard Administrator logs will report FFC-1 or FFC-2 error codes to denote fan speed deviation or failure for the 412140-B21 module.
