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Six HVDC PSUs powered our racks consistently.
798349-B21
HPE 6x 2650W HVDC Ht Plg FIO PS Kit
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Name:
798349-B21
- Description:
- HPE 6x 2650W HVDC Ht Plg FIO PS Kit
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- Brand:
- Hpe
- Condition:
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798349-B21 Overview
798349-B21 is a high-performance 750W modular ATX power supply that features 80 PLUS Gold certification and is designed for use in demanding computing environments. It operates within a 100–240V input voltage range, employs Active PFC, and is equipped with a 120mm fluid dynamic fan that supports zero RPM mode, along with built-in protections including OCP, OVP, SCP, and OTP.
This power supply offers excellent build quality with a complete array of connectors such as 1 ATX 24-Pin, 1 EPS (CPU) 4+4 Pin, 2 PCIe (6+2) connectors, 6 SATA power connectors, and 2 Molex connectors, all paired with sleeved cables for improved durability. Its quiet operation and high efficiency of 92% make it an ideal choice for gaming rigs, workstations, and server environments.
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798349-B21 Specifications
- Product Type
- Power Supply
- Wattage
- 750W
- Use Case
- Gaming
- Form Factor
- ATX
- Modularity
- Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Multi 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 / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 6
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 120,000 hours
- Operating Temperature
- 50°C
- Product Name
- 798349-B21 High Performance Power Supply
- Height
- 5.5 inches
- Width
- 5.9 inches
- Depth
- 7.1 inches
- Weight
- 4.5 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 798349-B21 |  865434-B21 |  JL819A |  669777-B21 |  AF482A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 750W | 650W | 600W | 750W | 500W |
| Use Case | Gaming | Gaming | Gaming | Gaming | Gaming / Workstation |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Semi-Modular | Modular | Semi-Modular | Semi-Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Multi Rail | Single Rail | Multi 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 | N/A |
| 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 | Ball | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 92% | 92% | 92% | 92% | 94% |
| Protections | OCP / OVP / SCP / OTP | OCP / OVP / UVP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 2 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 2 | 2 |
| SATA Power Connectors | 6 | 6 | 4 | 4 | 6 |
| Molex Connectors | 2 | 4 | 2 | 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) | 120,000 hours | 150,000 hours | 150,000 hours | 150,000 hours | 100,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| Product Name | 798349-B21 High Performance Power Supply | 865434-B21 Ultra Efficiency Semi-Modular ATX Power Supply | JL819A High-Performance Modular ATX Power Supply | 669777-B21 High Performance Semi-Modular ATX PSU | AF482A 500W Power Supply |
| Height | 5.5 inches | 5.1 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Width | 5.9 inches | 6.3 inches | 8.6 inches | 6.3 inches | 6.3 inches |
| Depth | 7.1 inches | 5.9 inches | 6.3 inches | 9.8 inches | 3.4 inches |
| Weight | 4.5 lbs | 4.5 lbs | 4.2 lbs | 4.8 lbs | 7.8 lbs |
Reviews & Ratings
S
Shoaib Malik
4
Hot-plug capability made maintenance easy.
A
Andrew Walsh
5
OEM bundle reduced deployment complexity.
N
Noman Ashraf
3
Stable and reliable under heavy loads.
H
Henrik Olsen
4
Excellent enterprise solution.
Questions & Answers
What is the HPE 798349-B21 6x 2650W HVDC Hot-Plug FIO Power Supply Kit?
The HPE 798349-B21 kit contains six 2650W high-voltage DC hot-plug power supplies (FIO) engineered for scalable, redundant power delivery in compatible HPE server environments.
Which HPE servers are compatible with SKU 798349-B21?
The 798349-B21 kit is compatible with selected HPE BladeSystem and HPE ProLiant Gen9/Gen10 server models; verify server documentation to confirm support.
What does HVDC mean in the context of this power supply kit?
HVDC stands for High-Voltage Direct Current, enabling efficient power conversion and reduced cabling for high-density data center racks.
What are the dimensions and weight of each 2650W power supply?
Each HPE 2650W power supply measures 44.5 mm × 94 mm × 406 mm and weighs approximately 2.2 kg, fitting standard hot-plug bays.