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720484-B21
- Description:
- HP 800W FLEX SLOT UNIVERSAL HOT PLUG POWER SUPPLY
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3 Year Extended Warranty
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14-Day Money Back Guarantee
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Express Delivery Across the USA
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Standard ground delivery across the U.S. takes 2–6 days, depending on your location — no extra charge.
International Shipments Made Simple
For all international orders, we ship via your UPS, FedEx, or DHL account — or to your U.S.-based freight forwarder.
Delivery Timelines
Under 100 KG? Ships Express.
Smaller shipments go via DHL or FedEx Express — delivered worldwide in approximately 3 business days.
Over 100 KG? Ships via Freight.
Larger orders are dispatched through freight forwarding partners. Delivery takes 7–10 business days, globally.
Always Delivered to Your Door
Every shipment is delivered directly to your address — regardless of country or carrier.
Our best-in-class warranties
3-Year Extended Warranty
Extended protection, enterprise-grade.
All enterprise hardware is backed by a 3-year warranty — triple the industry standard — covering defects under normal use.
Professional repairs & replacements.
If a hardware issue is confirmed, we’ll repair or replace the unit. Replacement parts carry either original or 3-month coverage.
RMA process, simplified.
Once an RMA is approved, return the defective unit within 10 days. We handle the rest — no service gaps.
Service Boundaries & Exclusions
What’s covered — and what’s best avoided.
Your warranty covers defects under normal use. For continued protection, avoid accidental damage, unauthorized repairs, third-party parts, or extreme environments.
Know your location’s service type.
In some regions, return-to-factory or remote service may apply. On-site service depends on infrastructure availability.
Minimal documentation required.
To initiate service, just submit the invoice and warranty card — no red tape, no waiting.
14-Day Money Back Guarantee
Free 14-Day Returns
Tested it, but it’s not a fit?
Return any product within 14 days of delivery if it doesn’t meet your technical or operational needs.
Initiate returns with ease.
Our RMA process is streamlined — just raise a request, follow the packaging guidelines, and we’ll handle the rest.
Refund or restock, your call.
Changed your mind? Get a refund (restocking fees may apply) or swap with another product.
30-Day Hardware Replacement
Covered for any early faults.
All equipment includes a 30-day replacement warranty. If something goes wrong, we’ll repair or swap it — fast.
Replacements shipped in 10 days or less.
Once your return is inspected and approved, we dispatch the replacement promptly to keep your operations moving.
RMA protocol keeps it smooth.
Just ensure all accessories and original packaging are intact — we’ll take care of the technical validation.
TRUSTED, TRIED, PROVEN
720484-B21 Overview
720484-B21 is a 650W high-performance ATX power supply designed for gaming and workstation applications. It features a semi-modular design, boasts an 80 PLUS Gold certification for exceptional efficiency, supports an input voltage range of 100–240V, and incorporates Active PFC for improved power quality.
This power supply comes equipped with a 120mm fan using a fluid dynamic bearing to ensure low noise levels even under load. It offers comprehensive safeguards including OCP, OVP, SCP, and OTP, and provides essential connectors such as one ATX 24-pin, one EPS (CPU) 4+4 pin, two PCIe (6+2) connectors, four SATA, and two Molex connectors, all built into a robust chassis that guarantees long-term reliability.
What is the price of 720484-B21?
Pricing for 720484-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 720484-B21.
Explore more options from Power Supplies or explore other Hpe products.
720484-B21 Specifications
| Product Type | Power Supply |
| Wattage | 650W |
| Use Case | Gaming / Workstation |
| Form Factor | ATX |
| Modularity | Semi-Modular |
| 80 PLUS Certification | Gold |
| Rail Configuration | Single Rail |
| Certifications | 80 PLUS / UL / CE / FCC |
| 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 | 90% |
| Protections | OCP / OVP / SCP / OTP |
| 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 | 720484-B21 High-Performance ATX Power Supply |
| Height | 5 inches |
| Width | 6 inches |
| Depth | 5 inches |
| Weight | 4 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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|---|---|---|---|---|---|
| 80 PLUS Certification | Gold | Gold | Bronze | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Sleeved | Sleeved | Sleeved | Sleeved |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / CB / RoHS | CE / FCC / UL / RoHS | 80 PLUS / UL / CE / FCC | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 4 inches | 11 inches | 5.9 inches | 5 inches | 7 inches |
| Efficiency Rating | 92% | 94% | 92% | 90% | 94% |
| EPS (CPU) 4+4 Pin | 2 | 2 | 1 | 1 | 1 |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | 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 inches | 6 inches | 5.5 inches | 5 inches | 5 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 110–240V | 100–240V | 100–240V |
| Modularity | Modular | Modular | Semi-Modular | Semi-Modular | Modular |
| Molex Connectors | 4 | 4 | 4 | 2 | 2 |
| 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 |
| PCIe (6+2) Connectors | 4 | 4 | 3 | 2 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | CAB-7513ACI High Performance Modular Power Supply | A9K-3KW-AC | C3KX-PWR-715WAC= | 720484-B21 High-Performance ATX Power Supply | CP-PWR-CORD-UK |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP |
| Rail Configuration | Single Rail | Multi Rail | Single Rail | Single Rail | Single Rail |
| Remote Monitoring | No | PMBus | N/A | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 8 | 6 | 6 | 4 | 4 |
| Use Case | Gaming / Workstation | Enterprise Server | Enterprise Server / Workstation / Gaming | Gaming / Workstation | Gaming / Workstation |
| Wattage | 750W | 1600W | 715W | 650W | 750W |
| Weight | 3.5 lbs | 15 lbs | 9.2 lbs | 4 lbs | 6 lbs |
| Width | 6 inches | 5.9 inches | 6.3 inches | 6 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 Universal Hot Plug Power Supply?
A
The HP 800W Flex Slot Universal Hot Plug Power Supply (SKU 720484-B21) is a high-efficiency, hot-swappable power module designed for ProLiant and BladeSystem servers. It delivers up to 800 watts of redundant, fault-tolerant power in a compact flex-slot form factor.
Q
Which HP servers are compatible with the HP 800W Flex Slot Universal Hot Plug Power Supply?
A
This power supply is compatible with HPE ProLiant Gen8, Gen9, Gen10, Gen10 Plus rack and tower servers and select C-Class BladeSystem enclosures. Always verify compatibility in your server’s QuickSpecs or HPE part reference guide.
Q
How do I install the HP 800W Flex Slot Universal Hot Plug Power Supply?
A
To install, power down the server if required, align the flex-slot PSU with the chassis bay, slide it in until it clicks, then secure the retention latch. For hot-plug capable systems, insertion and removal can occur without powering off.
Q
Can I hot-plug the HP 800W Flex Slot Power Supply without downtime?
A
Yes. In servers that support hot-plug power supplies, you can replace or add the HP 800W Flex Slot PSU while the system remains online and operational, ensuring continuous availability.
Q
What efficiency rating does the HP 800W Flex Slot Universal Hot Plug Power Supply have?
A
This unit is 80 PLUS Platinum certified, providing up to 94% efficiency at typical loads. It reduces energy waste, lowers operating costs and minimizes heat output.
Q
What are the key features of the HP 800W Flex Slot PSU?
A
Key features include hot-swap support, 80 PLUS Platinum efficiency, N+1 redundancy, integrated power monitoring via iLO, and universal input voltage (100–240 V AC).
Q
Does the HP 800W Flex Slot PSU support redundant power configurations?
A
Yes. You can deploy two or more units in N+1 or 2N redundant configurations to ensure continuous power supply and automatic failover in the event of a module failure.
Q
What warranty does the HP 800W Flex Slot Universal Hot Plug Power Supply include?
A
This power supply is covered by HPE’s standard limited warranty, offering one year of parts replacement. Optional HPE Care Pack services extend coverage to three or five years.
Q
How can I verify if the HP 800W Flex Slot PSU is functioning correctly?
A
Monitor the PSU status LED on the chassis, check power supply health via HPE iLO or Onboard Administrator, and review system event logs for power-related alerts.
Q
What are the physical dimensions and weight of the HP 800W Flex Slot PSU?
A
The unit measures 44 x 88 x 220 mm (1.73 x 3.46 x 8.66 in) and weighs approximately 1.2 kg (2.6 lb). Its compact form factor maximizes chassis space.
Q
Which part number and SKU correspond to this power supply?
A
The official HPE part number is 720484-B21, commonly referred to as the HP 800W Flex Slot Universal Hot Plug Power Supply.
Q
Is the HP 800W Flex Slot PSU backward compatible with older HP server models?
A
Yes, it supports select G6 and G7 ProLiant servers when used with appropriate flex-slot backplanes. Always confirm compatibility in the server’s QuickSpecs.
Q
How do I troubleshoot common issues with the HP 800W Flex Slot PSU?
A
First, check LED status indicators and system logs via iLO. Reseat the module, verify AC input, test with a known good outlet, and replace the PSU if faults persist.
Q
What safety certifications does the HP 800W Flex Slot Universal Hot Plug Power Supply have?
A
This PSU carries UL, CSA, CE, FCC, TUV and CB certifications and complies with RoHS and WEEE environmental standards for global safety and emissions requirements.
Q
How do I choose the right power supply wattage for my HP server?
A
Calculate total system power draw including CPUs, memory, storage and PCIe cards, then select an HPE Flex Slot PSU with at least 20% headroom. Use the HPE Power Advisor online tool for precise sizing.
Q
Where can I purchase genuine HP 800W Flex Slot Universal Hot Plug Power Supplies?
A
Buy directly from authorized HPE resellers, the HPE Parts Store or certified channel partners. Avoid third-party marketplaces to ensure authenticity and warranty coverage.
