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Power supply delivered stable output under heavy load.
746708-B21
HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit
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746708-B21
- Description:
- HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit
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- Hpe
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746708-B21 Overview
746708-B21 is an 850W modular ATX power supply that features 80 PLUS Gold certification and an input voltage range of 100–240V with Active PFC. It is equipped with a 140mm fan using a Fluid Dynamic bearing, and it offers comprehensive protections including OCP, OVP, and SCP to safeguard high-performance systems.
Designed for gaming, workstation, and enterprise server applications, the 746708-B21 provides a robust array of connectors: 1 ATX 24-pin, 2 EPS (CPU) 4+4 pin, 3 PCIe (6+2) connectors, and 8 SATA power connectors. With sleeved cables ensuring superior build quality and low noise levels during operation, this power supply delivers reliable performance for demanding computing tasks.
746708-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 746708-B21 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
746708-B21 Specifications
- Product Type
- Power Supply
- Wattage
- 850W
- Use Case
- Gaming / Workstation / Enterprise Server
- Form Factor
- ATX
- Modularity
- Modular
- 80 PLUS Certification
- Gold
- Rail Configuration
- Single Rail
- Certifications
- 80 PLUS / CE / FCC / UL
- Remote Monitoring
- No
- Input Voltage
- 100–240V
- Hot-Swap Capable
- No
- PFC (Power Factor Correction)
- Active PFC
- Fan Size
- 140mm
- 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
- 8
- 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
- 746708-B21 Elite Series 850W Power Supply Unit
- Height
- 5.5 inches
- Width
- 5.9 inches
- Depth
- 3.5 inches
- Weight
- 6.5 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 746708-B21 |  867584-B21 |  720478-B21 |  720482-B21 |  JD226A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 750W | 850W | 750W | 600W |
| Use Case | Gaming / Workstation / Enterprise Server | Gaming | Gaming | Gaming / Workstation / Enterprise Server | Gaming / Workstation / Rack Server |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Modular | Modular | Semi-Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Multi Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL | 80 PLUS / UL / CE / 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 | 140mm | 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% | 94% | 92% | 92% |
| Protections | OCP / OVP / SCP | OCP, OVP, SCP | OCP / OVP / UVP / SCP | OCP / OVP / SCP | OCP / OVP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 1 | 2 | 1 | 1 |
| PCIe (6+2) Connectors | 3 | 2 | 3 | 2 | 2 |
| SATA Power Connectors | 8 | 6 | 8 | 4 | 6 |
| Molex Connectors | 4 | 2 | 6 | 2 | 3 |
| 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 | 746708-B21 Elite Series 850W Power Supply Unit | 867584-B21 High-Performance Gold Modular ATX Power Supply | 720478-B21 High Efficiency Modular Power Supply | 720482-B21 High Performance Modular Power Supply | JD226A High Performance ATX Power Supply |
| Height | 5.5 inches | 5.9 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Width | 5.9 inches | 3.4 inches | 6.3 inches | 6.3 inches | 8.7 inches |
| Depth | 3.5 inches | 5.5 inches | 4.5 inches | 3.1 inches | 6.3 inches |
| Weight | 6.5 lbs | 4.5 lbs | 4.2 lbs | 4.2 lbs | 4.5 lbs |
Reviews & Ratings
S
Sana Ilyas
4
Hot plug design made replacement easy.
M
Marco Bellini
5
High efficiency PSU reduced power waste.
Z
Zeeshan Haider
3
OEM power supply worked flawlessly.
A
Angela Morris
4
Very dependable PSU.
Questions & Answers
What is the HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit (746708-B21)?
The HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit (746708-B21) is a high-efficiency, redundant power module designed for select HPE blade and rack servers, delivering 1.5 kW of 48VDC output in a hot-swappable form factor.
Which HPE servers support the 746708-B21 1500W 48VDC power supply?
The 746708-B21 power supply is compatible with HPE BladeSystem c7000/c3000 enclosures and select HPE ProLiant Gen8/Gen9 servers that feature a common slot architecture for 48VDC modules.
How do I install the HPE 1500W Common Slot 48VDC power supply?
To install, power down the enclosure, slide the 746708-B21 module into an empty common slot bay until it clicks, then reconnect DC input cables and power on—no tools required.
Can I hot-swap the HPE 1500W 48VDC power supply without downtime?
Yes, the 746708-B21 supports hot-plug replacement, allowing you to remove and insert the module without powering off the server when redundancy is enabled.