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798099-B21
- Description:
- HPE 2650W -48VDC Ht Plg PS Kit
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3 Year Extended Warranty
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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
798099-B21 Overview
798099-B21 is a 750W power supply with a non-modular design built in the standard ATX form factor. It is 80 PLUS Gold certified, supports an input voltage range of 100–240V, and employs active PFC to ensure efficient power conversion. The unit is equipped with a robust 120mm fan featuring ball bearings for reliable cooling and stable operation even under heavy loads, and it incorporates essential protections such as OCP, OVP, and SCP.
It comes well-equipped with a complete assortment of cables and connectors, including one ATX 24-pin connector, one EPS (CPU) 4+4 pin, three PCIe (6+2) connectors ideal for modern GPUs, and six SATA power connectors for storage drives. With an impressive efficiency rating of 94%, flat cables for improved airflow and neat cable management, and a design optimized for low noise levels, 798099-B21 is a dependable power solution for high-performance gaming systems, workstations, and enterprise servers.
What is the price of 798099-B21?
Pricing for 798099-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 798099-B21.
Explore more options from Power Supplies or explore other Hpe products.
798099-B21 Specifications
| Product Type | Power Supply |
| Wattage | 750W |
| Use Case | Enterprise Server / Workstation / Gaming |
| Form Factor | ATX |
| Modularity | Non-Modular |
| 80 PLUS Certification | Gold |
| Rail Configuration | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS |
| Remote Monitoring | N/A |
| Input Voltage | 100–240V |
| Hot-Swap Capable | No |
| PFC (Power Factor Correction) | Active PFC |
| Fan Size | 120mm |
| Fan Bearing Type | Ball |
| Zero RPM Mode | Yes |
| Efficiency Rating | 94% |
| Protections | OCP / OVP / SCP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 1 |
| PCIe (6+2) Connectors | 3 |
| SATA Power Connectors | 6 |
| Molex Connectors | 2 |
| Floppy Connector | No |
| Cable Type | Flat |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | 798099-B21 750W ATX Power Supply |
| Height | 3.4 inches |
| Width | 5.5 inches |
| Depth | 5.9 inches |
| Weight | 6.5 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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![Dual, Hot-plug redundant power supply, 2000W, need C19/C20 power cable [SKU: 450-AENU]](https://ormsystems.com/public1/storage/products/thumbnails/450-aenu-price.webp)
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|---|---|---|---|---|---|
| 80 PLUS Certification | Gold | Gold | Gold | Bronze | Bronze |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Flat | Sleeved | Flat | Flat |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / RoHS | CE | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 5.51 inches | 5.9 inches | 5.9 inches | 5.4 inches | 5.9 inches |
| Efficiency Rating | 92% | 94% | 92% | 85% | 87% |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 1 | 1 |
| Fan Bearing Type | Fluid Dynamic | Ball | Fluid Dynamic | Ball | Sleeve |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 80mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 3.39 inches | 3.4 inches | 5.0 inches | 5.5 inches | 3.5 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 | Non-Modular | Non-Modular |
| Molex Connectors | 3 | 2 | 4 | 2 | 1 |
| MTBF (Mean Time Between Failures) | 150,000 hours | 150,000 hours | 150,000 hours | 100,000 hours | 100,000 hours |
| Operating Temperature | 50°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 2 | 3 | 2 | 2 | N/A |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | CP-PWR-DC8821-UK= High Efficiency Modular ATX Power Supply | 798099-B21 750W ATX Power Supply | J9830A Premium 850W ATX Power Supply | 450-AENU 450W ATX Power Supply | JPSU-350-AC-AFO Power Supply Unit |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP | OCP / OVP / UVP / SCP | 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 | 6 | 6 | 6 | 4 | 2 |
| Use Case | Gaming | Enterprise Server / Workstation / Gaming | Gaming / Workstation | Gaming | Gaming / Workstation / General Use |
| Wattage | 850W | 750W | 850W | 450W | 400W |
| Weight | 4.5 lbs | 6.5 lbs | 4.5 lbs | 4.5 lbs | 3.5 lbs |
| Width | 5.91 inches | 5.5 inches | 6.3 inches | 4.3 inches | 5.5 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the HPE 2650W -48VDC Hot Plug Power Supply Kit (SKU: 798099-B21)?
A
The HPE 2650W -48VDC Hot Plug Power Supply Kit (798099-B21) is a high-efficiency DC power module designed for HPE BladeSystem enclosures, delivering 2650W of redundant, hot-pluggable -48VDC power for mission-critical environments.
Q
Which HPE systems are compatible with the 798099-B21 power supply kit?
A
The 798099-B21 power supply kit is compatible with HPE BladeSystem c7000 and c3000 enclosures, as well as select ProLiant carrier-grade servers that require -48VDC input.
Q
What are the input and output specifications of this power supply?
A
This power supply accepts a -48VDC input and delivers 2650W of DC output with an efficiency rating up to 94%, supporting continuous operation in telecom and data-center deployments.
Q
Is the HPE 2650W -48VDC power supply hot-pluggable?
A
Yes. The HPE 2650W -48VDC power supply is fully hot-pluggable, allowing safe installation and removal without shutting down the system.
Q
How does this kit improve data center power efficiency?
A
With up to 94% efficiency and DC-to-DC conversion, the -48VDC kit minimizes energy losses, lowers cooling requirements, and reduces operational costs in high-density racks.
Q
Does the power supply support redundant configurations?
A
Yes. It supports N+1 and N+N redundancy, enabling continuous operation by automatically switching to backup modules if a primary supply fails.
Q
What safety and compliance standards does it meet?
A
The kit is UL and CSA listed, CE marked, and compliant with IEC 60950-1 and RoHS directives, ensuring certified safety and environmental performance.
Q
How do I install the HPE 2650W -48VDC power supply?
A
Slide the module into an available power bay until it clicks, ensure proper -48VDC bus connection, and verify the LED status turns green before full operation.
Q
What warranty coverage does this power supply include?
A
HPE provides a standard one-year limited hardware warranty with this kit, including parts and labor support from certified technicians.
Q
Can I use the 798099-B21 kit in remote or outdoor telecom shelters?
A
Yes. Its wide operating voltage tolerance and -48VDC design make it ideal for remote and outdoor telecom installations when housed in a suitable enclosure.
Q
What is the operating temperature range?
A
The HPE 2650W -48VDC kit operates reliably from 0°C to 40°C, with storage tolerance from -20°C to 70°C, meeting standard data center environmental requirements.
Q
How does a -48VDC power supply differ from an AC model?
A
A -48VDC model eliminates AC-to-DC conversion, reducing energy loss and heat generation, which is critical for telecommunications and high-efficiency data environments.
Q
Is the 798099-B21 backward compatible with previous-generation enclosures?
A
Yes. It supports HPE BladeSystem c7000 and c3000 enclosures from G6 through Gen10 when -48VDC input is required.
Q
What should I do if a power supply fails?
A
Confirm LED error codes, reseat the module, swap with a redundant supply, and check system logs; if issues persist, contact HPE support for RMA or on-site service.
Q
How do I source replacement parts or service kits?
A
Order genuine HPE replacement modules and service kits through HPE authorized channel partners, HPE Support Center, or your preferred certified reseller.
Q
Where can I find detailed product documentation and firmware updates?
A
Access the HPE Support Center online, search for SKU 798099-B21, and download user guides, installation instructions, and the latest firmware releases.
