United States
| Name: |
720478-B21 |
| Description: | HPE 500W Flex Slot Platinum Hot Plug Power Supply Kit |
| Rating: |
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Added to cart 48 times recently |
| Availability: |
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| Warranty: |
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3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
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Same-day Shipping
Express Delivery Across the USA
Need it fast? Choose Express Shipping and receive your order within 1–3 business days.
Free Ground Shipping Available
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
720478-B21 Overview
720478-B21 is an 850W modular ATX power supply designed for high efficiency and reliable performance. It features Gold 80 PLUS certification with an input voltage range of 100–240V and active PFC, while its 120mm fluid dynamic bearing fan ensures effective cooling and low noise levels even under heavy load. The unit is built with robust components that include over current (OCP), over voltage (OVP), under voltage (UVP), and short circuit protections (SCP) to maintain system safety.
This power supply comes equipped with a full set of connectors including one ATX 24-pin, two EPS (CPU) 4+4 pins, three PCIe (6+2) connectors, eight SATA power connectors, and six Molex connectors, all complemented by a sleeved cable type for improved cable management. Engineered with a zero RPM mode for silent operation and a mean time between failures (MTBF) of 150,000 hours, the 720478-B21 is an ideal choice for gaming, workstation, and server applications.
What is the price of 720478-B21?
Pricing for 720478-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 720478-B21.
Explore more options from Power Supplies or explore other Hpe products.
720478-B21 Specifications
| Product Type | Power Supply |
| Wattage | 850W |
| Use Case | Gaming |
| 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 |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 2 |
| PCIe (6+2) Connectors | 3 |
| SATA Power Connectors | 8 |
| Molex Connectors | 6 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | 720478-B21 High Efficiency Modular Power Supply |
| Height | 5.5 inches |
| Width | 6.3 inches |
| Depth | 4.5 inches |
| Weight | 4.2 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
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