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720480-B21
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- KIT HP 800W FLEX SLOT HOT-PLUG DC POWER SUPPLY INSTALLS IN COMPUTE
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720480-B21
KIT HP 800W FLEX SLOT HOT-PLUG DC POWER SUPPLY INS...
$450.19
$207.09
42 in Global Warehouse
$207.09
54% off
TRUSTED, TRIED, PROVEN
720480-B21 Overview
720480-B21 is a high-performance power supply delivering 750W of power with a Modular design and an ATX form factor, certified to 80 PLUS Gold standards. It operates on an input voltage of 100–240V with Active PFC and features a 120mm fluid dynamic fan, while incorporating protections such as OCP, OVP, UVP, SCP, and OTP along with a robust set of connectors including a 4+4 Pin EPS for CPU, 4 PCIe (6+2) connectors for GPUs, and 8 SATA power connectors, all paired with a sleeved cable design that reflects its superior build quality and low noise characteristics.
The unit is engineered for reliable performance under demanding conditions, making it ideal for gaming, workstations, and rack server applications. With its comprehensive connectivity options—1 ATX 24-Pin connector, dedicated CPU and GPU cables—and an efficiency rating of 94%, the 720480-B21 provides a well-rounded solution for users requiring precision power delivery in high-performance computing environments.
What is the price of 720480-B21?
Lowest price of 720480-B21 is $ 207.09. Shop now! Get further exclusive discounts with bulk quotation on 720480-B21
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720480-B21 Specifications
| Product Type | Power Supply |
| Wattage | 750W |
| Use Case | Gaming / Workstation / Rack 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 | 94% |
| Protections | OCP, OVP, UVP, SCP, OTP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 1 |
| PCIe (6+2) Connectors | 4 |
| 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 | 720480-B21 Power Supply |
| Height | 5.5 inches |
| Width | 6.3 inches |
| Depth | 7.1 inches |
| Weight | 11 lbs |
720480-B21 Use Case
Data Center High-Availability Power Redundancy
In hyperscale data centers running mission-critical applications, the HP 800W Flex Slot Hot-Plug DC Power Supply (720480-B21-KIT) installs seamlessly into compute racks to provide N+1 redundancy. Benefit: Enables live swap without downtime, maintains SLA uptime above 99.99%, and optimizes DC distribution efficiency for lower total cost of ownership.
Telecommunications Central Office Continuity
Telecom carriers deploying IP routers and soft-switches in central offices use the 720480-B21-KIT to integrate a hot-plug 800W DC module into standard Flex Slot bays. Benefit: Ensures uninterrupted voice and data services during maintenance, accelerates field servicing, and reduces MTTR for network infrastructure.
Edge Computing and Remote Site Resilience
For edge compute nodes at retail outlets or industrial locations, the HP 800W Flex Slot Hot-Plug DC Power Supply installs into compact chassis to support off-grid DC power systems. Benefit: Delivers high-efficiency power in constrained spaces, simplifies power module swaps, and maximizes reliability for remote IoT analytics workloads.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| 80 PLUS Certification | Gold | Bronze | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Flat | Sleeved | Sleeved | Sleeved |
| 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 |
| Depth | 7.1 inches | 5.9 inches | 5.9 inches | 5.4 inches | 4 inches |
| Efficiency Rating | 94% | 85% | 92% | 92% | 92% |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 1 |
| Fan Bearing Type | Fluid Dynamic | Sleeve | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.5 inches | 5.5 inches | 5.1 inches | 5.5 inches | 5 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Modularity | Modular | Non-Modular | Semi-Modular | Modular | Modular |
| Molex Connectors | 4 | 2 | 4 | 3 | 2 |
| MTBF (Mean Time Between Failures) | 150,000 hours | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 4 | 1 | 2 | 2 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | 720480-B21 Power Supply | AF460A 450W ATX Power Supply | 865434-B21 Ultra Efficiency Semi-Modular ATX Power Supply | JG745A High-Efficiency Modular Power Supply | JG334A High Performance Modular ATX Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP, OVP, UVP, SCP, OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / OTP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Remote Monitoring | No | N/A | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 8 | 4 | 6 | 6 | 6 |
| Use Case | Gaming / Workstation / Rack Server | General Use | Gaming | Gaming | Gaming / Workstation |
| Wattage | 750W | 450W | 650W | 750W | 550W |
| Weight | 11 lbs | 6.5 lbs | 4.5 lbs | 4.2 lbs | 3 lbs |
| Width | 6.3 inches | 8.6 inches | 6.3 inches | 6.3 inches | 6 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the HP 800W Flex Slot Hot-Plug DC Power Supply (SKU 720480-B21)?
A
The HP 800W Flex Slot Hot-Plug DC Power Supply (SKU 720480-B21) is a 800-watt, 12-volt DC, hot-swappable power module designed for HP Flex Slot server systems, delivering reliable power and redundancy.
Q
Which HP servers are compatible with the 800W Flex Slot DC Power Supply?
A
The 800W Flex Slot DC Power Supply is compatible with HP ProLiant Gen8, Gen9 and Gen10 servers that support the Flex Slot power architecture, including DL360 and DL380 blade chassis.
Q
How do I install the HP 800W Flex Slot Hot-Plug DC Power Supply?
A
To install, slide the supply into an empty flex slot bay until it locks, connect the DC bus cables, then verify the green LED status; no downtime is required for hot-plug insertion.
Q
Can I hot-swap the HP 800W DC Power Supply without shutting down the server?
A
Yes. The HP 800W Flex Slot DC Power Supply supports hot-plug replacement, allowing you to swap units without interrupting server operations.
Q
Is power redundancy supported with multiple HP 800W DC supplies?
A
Yes. Installing two or more HP 800W Flex Slot supplies enables N+1 or N+N redundancy, ensuring uninterrupted operation if one module fails.
Q
What DC input voltage range does the 800W Flex Slot power supply require?
A
The power supply accepts a DC input range of 240–360 VDC, ensuring compatibility with standard telco and data-center DC bus systems.
Q
What is the efficiency rating of the HP 800W Flex Slot power supply?
A
The supply operates at up to 94% efficiency under typical load, meeting ENERGY STAR and 80 PLUS Platinum standards for reduced energy loss.
Q
How do I verify that my HP 800W DC power supply is functioning properly?
A
Check the front-panel LED: solid green indicates normal operation, amber warns of reduced capacity, and red signals a critical fault requiring attention.
Q
What are the physical dimensions and weight of the HP 800W Flex Slot supply?
A
Dimensions: 85 mm × 191 mm × 343 mm (H×W×D); Weight: approximately 4.8 kg, compatible with standard HP rack-mount blade enclosures.
Q
Does the HP 800W Flex Slot power supply include a warranty?
A
Yes. It comes with a three-year limited parts and labor warranty, backed by HP’s global support and on-site exchange service.
Q
Can I mix 800W and 1,200W Flex Slot power supplies in the same chassis?
A
No. HP recommends using identical wattage modules within a chassis to ensure correct load balancing and redundancy.
Q
What is the mean time between failures (MTBF) for this power supply?
A
The MTBF for the HP 800W Flex Slot DC Power Supply is rated at 300,000 hours at full load and 25 °C ambient temperature.
Q
Does the HP 800W Flex Slot supply support load-sharing?
A
Yes. It automatically balances power load across installed modules, maximizing efficiency and fault tolerance.
Q
What chassis do I need for the HP 800W Flex Slot power supply?
A
You need an HP Flex Slot-capable chassis, such as the ProLiant BL460c, BL660c or Synergy compute module enclosure.
Q
How can I troubleshoot an HP 800W power supply fault?
A
Ensure proper DC bus connection, check LED fault codes, reseat the module, review system event logs, and replace any defective unit per service guide.
Q
Where can I purchase replacements for SKU 720480-B21?
A
Replacement units are available through HP authorized resellers, the HPE Parts Store, or via your HP support contract portal for genuine parts.
