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Six-unit 277VAC kit simplified large-scale deployment.
798102-B21
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HPE 6x 2650W 277VAC Ht Plg FIO PS Kit
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798102-B21
- Description:
- HPE 6x 2650W 277VAC Ht Plg FIO PS Kit
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798102-B21 Overview
798102-B21 is an 850W power supply that features a semi-modular design in a standard ATX form factor and comes with an 80 PLUS Gold certification. It operates within an input voltage range of 100–240V with Active PFC and is cooled by a 120mm fan equipped with a fluid dynamic bearing, ensuring reliable performance with low noise levels.
This unit provides robust protections including OCP, OVP, and SCP and is outfitted with a well-balanced array of connectors: 1 ATX 24-pin, 2 EPS (CPU 4+4 pin), 3 PCIe (6+2 pin) for GPU, and 6 SATA power connectors. With an efficiency rating of 92%, sleeved cables for improved build quality, and a design optimized for gaming, workstation, and server use, it meets the demands of high-performance environments.
798102-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 798102-B21 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
798102-B21 Specifications
- Product Type
- Power Supply
- Wattage
- 850W
- Use Case
- Workstation
- Form Factor
- ATX
- Modularity
- Semi-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 / SCP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 2
- PCIe (6+2) Connectors
- 3
- SATA Power Connectors
- 6
- Molex Connectors
- 4
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 150,000 hours
- Operating Temperature
- 50°C
- Product Name
- Elite Power 798102-B21 850W Gold Semi-Modular ATX Power Supply
- Height
- 5.5 inches
- Width
- 8.6 inches
- Depth
- 6.3 inches
- Weight
- 5.9 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| 798102-B21 |  720484-B21 |  820303-B21 |  JG334A |  J9828A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 650W | 600W | 550W | 850W |
| Use Case | Workstation | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation | Gaming / Workstation / Rack Server |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Semi-Modular | Semi-Modular | 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 / UL / CE / FCC | 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 | 110–240V | 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% | 90% | 94% | 92% | 92% |
| Protections | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 1 | 1 | 1 | 1 |
| PCIe (6+2) Connectors | 3 | 2 | 2 | 2 | 3 |
| SATA Power Connectors | 6 | 4 | 6 | 6 | 6 |
| Molex Connectors | 4 | 2 | N/A | 2 | 2 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Sleeved | Sleeved | Sleeved |
| RGB Lighting | No | No | No | No | No |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| Product Name | Elite Power 798102-B21 850W Gold Semi-Modular ATX Power Supply | 720484-B21 High-Performance ATX Power Supply | 820303-B21 Advanced Modular ATX Power Supply | JG334A High Performance Modular ATX Power Supply | J9828A 850W ATX Fully Modular Power Supply with 80 PLUS Gold Certification |
| Height | 5.5 inches | 5 inches | 5.5 inches | 5 inches | 5.5 inches |
| Width | 8.6 inches | 6 inches | 8.6 inches | 6 inches | 6.3 inches |
| Depth | 6.3 inches | 5 inches | 6.1 inches | 4 inches | 5.4 inches |
| Weight | 5.9 lbs | 4 lbs | 3.5 lbs | 3 lbs | 4.2 lbs |
Reviews & Ratings
W
Waqas Ahmad
5
Consistent power across all installed units.
O
Oliver Finch
4
OEM bundle reduced setup time.
H
Hassan Raza
5
Stable and efficient.
J
Johan Berg
5
Excellent reliability.
Questions & Answers
What is the HPE 6x 2650W 277VAC Hot Plug FIO Power Supply Kit (SKU: 798102-B21)?
The HPE 6x 2650W 277VAC Hot Plug FIO Power Supply Kit (SKU: 798102-B21) is a factory-integrated set of six redundant, hot-swappable power supply modules delivering 2650 watts each for enterprise-class HPE systems.
Which HPE servers are compatible with the 798102-B21 power supply kit?
The 798102-B21 kit is compatible with HPE ProLiant Gen9 and Gen10 rack and blade servers that support six 2650W hot-plug power supply modules; refer to your server’s QuickSpecs for exact model support.
What total power capacity does the HPE 6x 2650W 277VAC kit deliver?
When fully populated, the kit delivers up to 15,900 watts of continuous AC power, ensuring ample capacity for high-performance workloads.
How do I install the HPE 798102-B21 power supply kit?
Power off the server, slide each hot-plug module into its bay until it clicks, secure the latch, then reconnect your AC power cables before powering on the server.
Can I hot-swap modules in the HPE 6x 2650W 277VAC power supply kit?
Yes, each module supports hot-swap functionality, allowing you to replace or service power supplies without shutting down your HPE server.
What are the key benefits of the HPE 6x 2650W 277VAC FIO PS Kit?
This kit provides high-density power delivery, N+1 redundancy, hot-plug serviceability, and full input/output monitoring to maximize uptime and simplify maintenance.
Does the 798102-B21 kit support full input/output (FIO) monitoring?
Yes, FIO capabilities enable real-time monitoring of input voltage, current, and temperature through HPE Integrated Lights-Out (iLO) or on-chassis LEDs.
What AC input voltage range does the HPE 6x 2650W 277VAC kit require?
The kit is designed for 277VAC single-phase input, with a tolerance of +10%/−10%, ensuring stable operation in high-voltage data center environments.
Is the HPE 798102-B21 power supply kit redundant?
Yes, with six modules in an N+1 or N+2 configuration, the kit delivers full redundancy so a failed module won’t interrupt server operation.
What safety and efficiency certifications does the 798102-B21 carry?
The kit is certified to UL, CE, and FCC safety standards and meets 80 PLUS Platinum efficiency requirements for reduced energy consumption.
How does the HPE 6x 2650W 277VAC kit improve server uptime?
By offering hot-plug redundancy and real-time power monitoring, the kit prevents single points of failure and enables proactive maintenance without downtime.
Are power cables included with the HPE 798102-B21 kit?
No, AC power cables are sold separately; ensure you order compatible 277VAC input cables that meet your data center’s infrastructure requirements.
What warranty covers the HPE 6x 2650W 277VAC FIO Power Supply Kit?
HPE provides a standard three-year warranty with worldwide parts and labor coverage, plus optional Care Pack extensions for up to five years of support.
Can I mix the 798102-B21 modules with lower-wattage HPE power supplies?
No, HPE requires uniform wattage modules per power bay to ensure load balancing and proper thermal management within the chassis.
How do I troubleshoot installation or connectivity issues with the 798102-B21 kit?
Verify module seating, check AC input cable integrity, review iLO power logs for fault codes, and consult the HPE Power Diagnostics Guide for targeted solutions.
Where can I purchase the HPE 6x 2650W 277VAC Hot Plug FIO Power Supply Kit (SKU: 798102-B21)?
Order directly from HPE’s official online store or through authorized HPE channel partners to ensure genuine parts, full warranty, and support.