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- Name:
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798100-B21
- Description:
- HPE 6x 2650W -48VDC Ht Plg FIO 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
798100-B21 Overview
798100-B21 is a high-performance modular ATX power supply rated at 1000W, featuring a robust Platinum 80 PLUS certification and an input voltage range of 100–240V. Designed with active PFC and a 135mm fluid dynamic fan, it delivers superior efficiency at 94% while incorporating comprehensive protections such as OCP, OVP, UVP, SCP, OTP, and OPP to ensure system safety under demanding conditions.
Engineered for critical use cases in gaming and workstation environments, 798100-B21 offers a fully modular cable design with sleeved cables for improved build quality and reduced noise levels. It includes one ATX 24-pin connector, two EPS (CPU) 4+4 pin connectors, four PCIe (6+2) connectors, eight SATA power connectors, and four Molex connectors, making it an ideal choice for high-end, performance-driven systems.
What is the price of 798100-B21?
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Explore more options from Power Supplies or explore other Hpe products.
798100-B21 Specifications
| Product Type | Power Supply |
| Wattage | 1000W |
| Use Case | Gaming / Workstation |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Platinum |
| 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 | 135mm |
| Fan Bearing Type | Fluid Dynamic |
| Zero RPM Mode | Yes |
| Efficiency Rating | 94% |
| Protections | OCP, OVP, UVP, SCP, OTP, OPP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 2 |
| 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 | 798100-B21 High Performance Modular Power Supply |
| Height | 5.9 in |
| Width | 3.39 in |
| Depth | 5.51 in |
| Weight | 7.5 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 | Platinum | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Sleeved | Sleeved | Sleeved | Braided | Sleeved |
| Certifications | 80 PLUS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / CB / TUV / RoHS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 7 inches | 5.51 in | 7 inches | 5.9 inches | 5.5 inches |
| Efficiency Rating | 94% | 94% | 92% | 94% | 92% |
| EPS (CPU) 4+4 Pin | 2 | 2 | 2 | 2 | 2 |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Magnetic Levitation | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 120mm | 135mm | 120mm | 135mm | 135mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.5 inches | 5.9 in | 5 inches | 5.5 inches | 5.0 inches |
| Hot-Swap Capable | No | No | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Modularity | Modular | Modular | Semi-Modular | Modular | Modular |
| Molex Connectors | 2 | 4 | 4 | 2 | 4 |
| 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 | 55°C | 50°C | 40°C |
| PCIe (6+2) Connectors | 4 | 4 | 2 | 3 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | 503296-B21 850W Fully Modular ATX Power Supply | 798100-B21 High Performance Modular Power Supply | JD183A High-Performance ATX Power Supply | CP-PWR-CORD-CN | 4X20E75061 750W Fully Modular ATX Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / UVP / OTP | OCP, OVP, UVP, SCP, OTP, OPP | OCP / OVP / SCP | OCP / OVP / SCP / OTP / OPP | OCP / OVP / UVP / SCP / OTP / OPP / Surge / Brown Out |
| Rail Configuration | Multi Rail | Single Rail | Single Rail | Single Rail | Multi Rail |
| Remote Monitoring | No | N/A | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 6 | 8 | 6 | 6 | 6 |
| Use Case | Gaming | Gaming / Workstation | Gaming / Workstation | Workstation / Gaming / Enterprise Server | Gaming / Workstation / Rack Server |
| Wattage | 850W | 1000W | 750W | 850W | 750W |
| Weight | 4.5 lbs | 7.5 lbs | 4 lbs | 6.5 lbs | 4.2 lbs |
| Width | 6 inches | 3.39 in | 6 inches | 6.3 inches | 6.3 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the HPE 798100-B21 Power Supply Kit?
A
The HPE 798100-B21 is a hot-pluggable power supply kit featuring six 2650W -48VDC FlexSlot modules designed for HPE Telecom servers.
Q
Which HPE systems are compatible with SKU 798100-B21?
A
This power supply kit is compatible with HPE FlexFabric and FlexNetwork Telecom series chassis that support -48VDC FlexSlot modules.
Q
How do I install the HPE 798100-B21 power modules?
A
Slide each hot-plug module into an empty FlexSlot bay until it clicks, connect the -48VDC feed cables, and verify LED status indicators turn green.
Q
What redundancy configuration does the HPE 6x 2650W kit support?
A
The 6-module design supports N+1 and N+2 redundancy, ensuring continuous operation even if one or two modules fail.
Q
What efficiency rating does the HPE 798100-B21 offer?
A
Each 2650W module delivers up to 96% efficiency at typical load, minimizing power waste and cooling requirements.
Q
Are these power modules hot-swappable?
A
Yes, the HPE 798100-B21 modules are fully hot-swappable, allowing removal and replacement without shutting down the system.
Q
What are the physical dimensions of each module?
A
Each FlexSlot module measures 49.3 mm (H) × 129.5 mm (W) × 357 mm (D) and weighs approximately 3.2 kg.
Q
What safety certifications does this kit have?
A
The kit is UL, CE, CB and TUV certified, complying with global safety and EMC standards for telecom power supplies.
Q
Do I need additional cables or accessories?
A
No, the kit includes all internal module interconnects; you only need to provide standard -48VDC feed cables per chassis requirements.
Q
How can I verify proper operation after installation?
A
Check front-panel LEDs (green = normal), review system event logs in the HPE iLO interface, and monitor output voltage with the iLO power dashboard.
Q
What warranty covers the HPE 798100-B21?
A
HPE backs this power supply kit with a one-year limited hardware warranty, extendable via HPE Care Pack services.
Q
Can I mix these modules with other HPE power supplies?
A
No, only identical -48VDC FlexSlot modules of the same part number should be installed to ensure proper load sharing.
Q
What cooling requirements apply to these modules?
A
They rely on chassis-integrated fans; maintain proper rack airflow and ambient temperatures between 5 °C and 45 °C.
Q
How do I manage firmware updates for the power modules?
A
Use the HPE iLO or HPE Onboard Administrator interfaces to automatically detect and install firmware updates.
Q
Where can I purchase genuine HPE 798100-B21 kits?
A
Order directly from HPE or authorized HPE channel partners to ensure authentic products, support, and warranty coverage.
Q
What are the benefits of using -48VDC power in telecom environments?
A
-48VDC reduces the risk of corrosion, provides high voltage headroom for backup batteries, and aligns with standard telecom power infrastructures.
