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Titanium PSU delivered efficient and stable power.
720482-B21
HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit
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720482-B21
- Description:
- HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit
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- Hpe
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720482-B21 Overview
720482-B21 is a high-performance 750W power supply designed for demanding environments, featuring a fully modular design in an ATX form factor. It meets the 80 PLUS Gold certification standards and supports a wide input voltage range of 100–240V with Active PFC for optimal power efficiency. The unit is equipped with a 120mm fan that uses Fluid Dynamic bearing technology, ensuring reliable cooling while maintaining low noise levels. Built-in protections include OCP, OVP, and SCP to safeguard connected components, and it offers a comprehensive set of connectors such as a 24-pin ATX connector, a 4+4 pin EPS for the CPU, dual PCIe (6+2) connectors for GPUs, and four SATA power connectors.
Engineered for versatility, the 720482-B21 power supply is ideal for gaming rigs, workstations, and enterprise server applications where stable and efficient power delivery is critical. Its premium sleeved cables and robust build quality further enhance durability and ease of installation, while the Zero RPM mode adds to the unit’s silent operation during low-load conditions. This product perfectly balances high efficiency, safety features, and low noise operation, making it a reliable choice for professionals and enthusiasts alike.
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720482-B21 Specifications
- Product Type
- Power Supply
- Wattage
- 750W
- 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 / 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
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 4
- Molex Connectors
- 2
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 150,000 hours
- Operating Temperature
- 50°C
- Product Name
- 720482-B21 High Performance Modular Power Supply
- Height
- 5.5 inches
- Width
- 6.3 inches
- Depth
- 3.1 inches
- Weight
- 4.2 lbs
720482-B21 Use Case
Mission-Critical Redundant Power for Enterprise Data Centers
In a global financial services data center, IT architects deploy the HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit (720482-B21) across ProLiant servers to achieve N+1 redundancy and hot-swap capability. This setup delivers 99.999% uptime for 24/7 trading operations, maximizes energy efficiency (up to 96% Titanium-level), and reduces cooling costs by minimizing power loss.
Scalable High-Performance Compute Clusters for AI/ML Workloads
A research institute running GPU-intensive AI/ML pipelines integrates the HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit (720482-B21) into its HPC nodes. The kit’s dynamic power sharing and hot-plug design ensure uninterrupted performance under variable compute loads, while Titanium efficiency cuts energy consumption by up to 30%, lowering total cost of ownership.
Edge Computing Resilience for Telecom Network Nodes
A telecom operator deploys remote edge compute racks to process real-time traffic data. By installing the HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit (720482-B21), field engineers gain hot-swappable power modules and enterprise-grade redundancy without service interruption. The result is a 50% reduction in maintenance windows and up to 20% energy savings at each edge site.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 720482-B21 |  798349-B21 |  820792-B21 |  820303-B21 |  J9830A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 750W | 750W | 850W | 600W | 850W |
| Use Case | Gaming / Workstation / Enterprise Server | Gaming | Enterprise Server / Workstation / Gaming | Gaming / Workstation | Gaming / Workstation |
| 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 / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL | 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 | 110–240V | 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% | 94% | 92% |
| Protections | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 2 | 1 | 1 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 2 | 2 |
| SATA Power Connectors | 4 | 6 | 6 | 6 | 6 |
| Molex Connectors | 2 | 2 | 4 | N/A | 4 |
| 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 | 120,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| Product Name | 720482-B21 High Performance Modular Power Supply | 798349-B21 High Performance Power Supply | 820792-B21 850W Modular ATX Power Supply | 820303-B21 Advanced Modular ATX Power Supply | J9830A Premium 850W ATX Power Supply |
| Height | 5.5 inches | 5.5 inches | 5.5 inches | 5.5 inches | 5.0 inches |
| Width | 6.3 inches | 5.9 inches | 6.3 inches | 8.6 inches | 6.3 inches |
| Depth | 3.1 inches | 7.1 inches | 3.4 inches | 6.1 inches | 5.9 inches |
| Weight | 4.2 lbs | 4.5 lbs | 4.2 lbs | 3.5 lbs | 4.5 lbs |
Reviews & Ratings
U
Umer Farooq
4
Hot plug replacement was quick.
H
Heinz Bauer
5
Excellent power efficiency.
C
Chris Nolan
3
Quiet and dependable.
B
Bruno Silva
4
High quality power supply.
Questions & Answers
What is the HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit (SKU 720482-B21)?
The HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit (SKU 720482-B21) is a high-efficiency server power module designed for HPE BladeSystem enclosures, delivering 800W of power with Titanium-level energy savings.
Which HPE server models support the 800W Flex Slot Titanium power supply?
The SKU 720482-B21 is compatible with HPE BladeSystem c7000 and c3000 enclosures, HPE ProLiant BL460c Gen8/Gen9 and BL660c Gen8 servers, ensuring seamless integration.
How does Titanium efficiency improve operational costs?
Titanium-level efficiency in the HPE 800W Flex Slot power supply reduces energy consumption by up to 96%, lowering electricity costs and minimizing heat output in data centers.
Can I hot-swap the 800W Flex Slot power supply without downtime?
Yes, the HPE 800W Flex Slot Titanium power supply supports hot plugging, allowing you to replace or upgrade modules without shutting down your server.