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High-density PSU kit powered multiple nodes reliably.
517521-B22
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HP 6X 2400W Plat Ht Plg FIO Pwr Sply Kit
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517521-B22
- Description:
- HP 6X 2400W Plat Ht Plg FIO Pwr Sply Kit
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- Brand:
- Hpe
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517521-B22 Overview
517521-B22 is an 850W Modular ATX power supply with 80 PLUS Gold certification, designed to operate on a 100–240V input while delivering active PFC performance. It features a 120mm Fluid Dynamic fan with zero RPM mode for reduced noise and enhanced longevity, and comes equipped with essential safety protections including OCP, OVP, UVP, and OTP; its comprehensive connectivity includes 1 ATX 24-pin connector, 2 EPS (CPU) 4+4 pin connectors, 3 PCIe (6+2) connectors for GPUs, and 6 SATA power connectors.
517521-B22 demonstrates premium build quality with sleeved cables that ensure durability and improved cable management, making it an excellent choice for high-performance gaming, workstation, and server environments. Its efficient 92% performance coupled with meticulous component selection supports stable, reliable power delivery even under heavy loads.
517521-B22 price is is available on request. Get immediate quote.
Request bulk order quote for 517521-B22 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
517521-B22 Specifications
- Product Type
- Power Supply
- Wattage
- 850W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS / CE / FCC / UL / ROHS
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 120mm
- Fan Bearing Type
- Fluid Dynamic
- Zero RPM Mode
- Yes
- Efficiency Rating
- 92%
- Protections
- OCP / OVP / UVP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 2
- PCIe (6+2) Connectors
- 3
- SATA Power Connectors
- 6
- Molex Connectors
- 3
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 150,000 hours
- Operating Temperature
- 50°C
- Product Name
- 517521-B22 High Performance Gold Modular Power Supply
- Height
- 5.9 inches
- Width
- 3.4 inches
- Depth
- 5.5 inches
- Weight
- 5.8 lbs
517521-B22 Use Case
High-Availability Data Center Power Redundancy for Telecom Providers
Telecommunications operators deploy the 517521-B22-HP 6X 2400W Platinum Hot-Plug FIO Power Supply Kit across multi-rack HPE ProLiant servers to achieve N+2 redundant power architecture. By integrating six 2400W platinum-efficiency modules, the solution delivers uninterrupted service during maintenance or module failures. Outcome: 99.999% uptime SLAs met, reduced mean time to repair (MTTR) by 60%, and enhanced customer satisfaction through continuous call, data and streaming services.
Ultra-Dense Virtualization in Financial Services Infrastructure
A global bank consolidates hundreds of VM-hosted workloads on blade and rack servers using the 517521-B22-HP 6X 2400W Platinum Hot-Plug FIO Power Supply Kit for power stability under peak trading volumes. The kit’s high-efficiency power delivery and hot-swap capability enable live maintenance without downtime. Outcome: 40% reduction in data center power usage effectiveness (PUE), elimination of trading application disruptions, and compliance with financial regulatory uptime requirements.
Scalable AI/ML Compute Clusters for Cloud Hosting Providers
Cloud hosting companies build GPU-accelerated AI/ML clusters with HPE Synergy frames powered by 517521-B22-HP 6X 2400W Platinum Hot-Plug FIO Power Supply Kits. The high-density power modules support dynamic load balancing during model training and inference bursts. Outcome: 50% faster deployment of new ML instances, 30% lower cooling costs through reduced heat output, and improved customer ROI on GPU-intensive workloads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 517521-B22 |  733459-B21 |  JD226A |  867875-B21 |  AF486A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 750W | 600W | 850W | 850W |
| Use Case | Gaming | Gaming / Workstation / Server | Gaming / Workstation / Rack Server | Workstation / Gaming / Enterprise Server | Gaming / Workstation |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Semi-Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS |
| Remote Monitoring | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 92% | 92% | 92% | 92% | 92% |
| Protections | OCP / OVP / UVP / OTP | OCP / OVP / UVP / SCP / OTP / OPP | OCP / OVP / OTP | OCP / OVP / SCP | OCP / OVP / UVP / SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 2 | 1 | 1 | 2 |
| PCIe (6+2) Connectors | 3 | 2 | 2 | 2 | 2 |
| SATA Power Connectors | 6 | 6 | 6 | 6 | 6 |
| Molex Connectors | 3 | 4 | 3 | 4 | 2 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Sleeved | Flat | Sleeved |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 150,000 hours | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 40°C | 50°C |
| Product Name | 517521-B22 High Performance Gold Modular Power Supply | 733459-B21 High Performance ATX Power Supply | JD226A High Performance ATX Power Supply | 867875-B21 High-Performance Modular ATX Power Supply | AF486A |
| Height | 5.9 inches | 5.5 inches | 5.5 inches | 5.5 inches | 4.5 inches |
| Width | 3.4 inches | 8.6 inches | 8.7 inches | 5.0 inches | 5.9 inches |
| Depth | 5.5 inches | 6.3 inches | 6.3 inches | 8.0 inches | 10.4 inches |
| Weight | 5.8 lbs | 4.2 lbs | 4.5 lbs | 4.5 lbs | 4.2 lbs |
Reviews & Ratings
S
Shan Hussain
5
Excellent for blade environments.
R
Robert Kim
4
OEM kit installed cleanly.
A
Azhar Mahmood
4
Stable power delivery.
L
Lars Nystr'm
4
Strong enterprise solution.
Questions & Answers
What is the HP 6X 2400W Platinum Hot Plug FIO Power Supply Kit (SKU: 517521-B22)?
The HP 6X 2400W Platinum Hot Plug FIO Power Supply Kit (517521-B22) is a high-efficiency, hot-plug power module delivering up to 2400W per unit with Platinum energy rating for HP enterprise servers and storage arrays.
Which HP servers and storage systems are compatible with SKU 517521-B22?
This kit is compatible with HP ProLiant Gen8/Gen9 servers and select HP storage arrays requiring 2400W Platinum hot-plug power modules; refer to HP QuickSpecs for the full compatibility list.
What does the 2400W power rating mean for this power supply kit?
The 2400W rating specifies the maximum continuous power output of each module, ensuring reliable performance under full server load.
What are the benefits of the Platinum energy efficiency rating?
Platinum efficiency delivers up to 94% power conversion, reducing energy waste, lowering operating costs, and improving data center sustainability.
Can I install multiple units of the 517521-B22 kit for redundancy?
Yes, the kit supports up to six hot-plug modules, enabling N+1 or N+N redundancy configurations for uninterrupted operation.
How do I install the HP 6X 2400W Platinum Hot Plug FIO Power Supply Kit?
Slide each hot-plug module into its bay until it clicks, connect the FIO cable to the server backplane, secure the latch, and power on—no server shutdown is required.
Are power cords included with the 517521-B22 kit?
The kit includes only the hot-plug power modules and FIO connectors; AC power cords are sold separately according to regional power requirements.
Is a firmware update required to use these power supplies?
HP Integrated Lights-Out (iLO) firmware version 2.0 or later is recommended to enable power management and monitoring for optimal performance.
How can I verify the authenticity of my HP 517521-B22 power supply kit?
Validate the holographic security label, serial number, and part number on HP’s online authentication tool or contact HP Support for confirmation.
What are the physical dimensions and weight of each power supply module?
Each module measures approximately 10.5" x 3" x 2.5" and weighs about 5.5 lbs, making it suitable for standard rack-mounted installations.
What warranty coverage does the 517521-B22 power supply kit include?
HP provides a one-year limited warranty, with optional HP Care Pack services available to extend support and coverage.
How do I troubleshoot common power supply issues with this kit?
Check cable connections, review iLO logs for error codes, reseat modules, and replace any faulty unit as per HP’s troubleshooting guide.
Where can I purchase the HP 6X 2400W Platinum Hot Plug FIO Power Supply Kit?
Order direct from HP authorized resellers, HP’s online store, or certified channel partners to ensure genuine HP parts and warranty support.
Can I use the 517521-B22 kit in non-HP server systems?
This kit is specifically engineered for HP server architectures; use in non-HP systems is not supported and may void warranties.
Which safety and regulatory certifications does this power supply carry?
The module meets UL, CE, FCC, and RoHS standards, ensuring compliance with international safety and environmental regulations.
How does this kit improve data center energy efficiency?
With over 94% Platinum efficiency and dynamic power management via HP iLO, it reduces heat output and lowers overall electricity consumption.