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720482-B21
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HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit
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Name:
720482-B21
- Description:
- HPE 800W Flex Slot Titanium Hot Plug Power Supply Kit
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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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.
720482-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 720482-B21 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
720482-B21 Specifications
- Product Type
- Power Supply
- Brand
- Hpe
- 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.
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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 |
| 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 |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
A
Alan Brooks
5
Titanium PSU delivered efficient and stable power.
U
Umer Farooq
4
Hot plug replacement was quick.
H
Heinz Bauer
4
Excellent power efficiency.
C
Chris Nolan
5
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.
What redundancy configurations are supported?
The HPE 800W Flex Slot power supply kit supports N+1 and N+N redundancy configurations when deployed in multi-module chassis, ensuring continuous operation during a single module failure.
How do I install the HPE 800W Flex Slot Titanium power supply?
Slide the module into an available power slot until it clicks, secure the latch, and verify proper installation via the system management interface or front panel LED indicators.
What input voltage range does the SKU 720482-B21 support?
The HPE 800W Flex Slot Titanium power supply accepts 100–240V AC at 50/60Hz, enabling global deployment without the need for voltage conversion.
Does this power supply meet international energy certifications?
Yes, the HPE 800W Flex Slot Titanium power supply is 80 PLUS Titanium certified, RoHS compliant and meets ENERGY STAR requirements for data center equipment.
What is the MTBF for the HPE 800W Flex Slot Titanium power supply?
The mean time between failures (MTBF) for the SKU 720482-B21 is over 200,000 hours, reflecting industry-leading reliability for enterprise environments.
What are the physical dimensions and weight of the power supply module?
The HPE 800W Flex Slot Titanium power supply measures 4.18 x 1.29 x 15.3 inches (W x H x D) and weighs approximately 4.2 pounds, fitting standard HPE blade chassis.
Is there a warranty for the HPE 800W Flex Slot power supply kit?
HPE provides a three-year limited warranty for the 800W Flex Slot Titanium power supply, including parts, labor and worldwide support services.
How do I troubleshoot a failed HPE 800W power supply module?
Check the front-panel LED status, review system event logs via HPE Integrated Lights-Out (iLO), reseat the module and replace it if the fault persisteres.
Can I mix the 800W Titanium power supply with other wattage modules?
Yes, HPE Flex Slot enclosures support mixed-wattage modules, but ensure total power draw does not exceed the chassis capacity and meets redundancy requirements.
What are the benefits of upgrading to a Titanium-rated power supply?
Upgrading to Titanium-rated power supplies delivers up to 96% efficiency, reduces cooling requirements, lowers energy costs and supports sustainable data center operations.
How many 800W Flex Slot power supplies can be installed in one chassis?
HPE BladeSystem c7000 chassis supports up to six Flex Slot power supplies, while the c3000 chassis supports up to four, enabling scalable power redundancy.
Where can I purchase replacement kits for SKU 720482-B21?
You can order the HPE 800W Flex Slot Titanium power supply kit through authorized HPE resellers, the HPE online store or certified channel partners.