United States
- Name:
-
798101-B21
- Description:
- HPE 2650W 277VAC Ht Plg PS Kit
- Rating:
-
(0)
Added to cart 19 times recently
- Availability:
-
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
-
3 - List Price:
-
- Price:
-
3 Year Extended Warranty
Same-day Shipping
14-Day Money Back Guarantee
Need Additional Discount on Product?
Request a quote below - Get Exclusive Pricing and Support.
Exclusive Bulk Discounts tailored to your order size
Priority Processing with a dedicated account manager
Fast Response: Get your custom quote within 5-10 minutes during business hours (Mon-Fri, 6:00 AM – 6:00 PM PST)
Holiday Bonus: Submissions on holidays receive priority handling the next business day
Shipping:
Payment:
Shipping as per your need
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
798101-B21 Overview
798101-B21 is an 850W ATX power supply offering a fully modular design with an 80 PLUS Gold certification. It supports an input voltage of 100–240V and features Active PFC, a 120mm fluid dynamic fan with Zero RPM mode to keep noise levels low while maintaining optimal cooling. The unit is built with high build quality incorporating multiple protection mechanisms including OCP, OVP, SCP, and OTP, ensuring reliable performance under intensive gaming and workstation conditions.
This model includes an ATX 24-pin connector, an EPS 4+4 pin connector, dual PCIe (6+2) connectors for graphics cards, six SATA power connectors, and three Molex connectors, all equipped with sleeved cables for improved cable management and durability. Its efficiency rating of 92% and a projected MTBF of 150,000 hours make it a popular choice for high-performance gaming rigs and professional workstations where stable and efficient power delivery is critical.
What is the price of 798101-B21?
Pricing for 798101-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 798101-B21.
Explore more options from Power Supplies or explore other Hpe products.
798101-B21 Specifications
| Product Type | Power Supply |
| Wattage | 850W |
| Use Case | Gaming / Workstation |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Gold |
| Rail Configuration | Multi Rail |
| Certifications | 80 PLUS / CE / FCC / UL / CB / TUV / 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 | 92% |
| Protections | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 1 |
| PCIe (6+2) Connectors | 2 |
| SATA Power Connectors | 6 |
| Molex Connectors | 3 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | 798101-B21 High Performance Modular ATX Power Supply |
| Height | 5.5 inches |
| Width | 8.5 inches |
| Depth | 7.0 inches |
| Weight | 4.8 lbs |
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
|
|
|
|
|
|
|---|---|---|---|---|---|
| 80 PLUS Certification | Platinum | 80 PLUS | Gold | Platinum | 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 / RoHS | 80 PLUS / CE / FCC / UL / CB / TUV / RoHS | 80 PLUS / CE / FCC / UL / CB / TUV / RoHS | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 11 inches | 5.5 inches | 7.0 inches | 6.3 inches | 3.4 inches |
| Efficiency Rating | 94% | 85% | 92% | 94% | 92% |
| EPS (CPU) 4+4 Pin | 2 | 1 | 1 | 2 | 1 |
| Fan Bearing Type | Fluid Dynamic | Rifle | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 135mm | 92mm | 120mm | 135mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 6.3 inches | 3.4 inches | 5.5 inches | 5.5 inches | 5.5 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 | Modular | Modular | Modular |
| Molex Connectors | 3 | 2 | 3 | 6 | 2 |
| MTBF (Mean Time Between Failures) | 150,000 hours | 100,000 hours | 150,000 hours | 150,000 hours | 150,000 hours |
| Operating Temperature | 40°C | 50°C | 50°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 3 | N/A | 2 | 8 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | CAB-AC= 850 Platinum Modular ATX Power Supply | PWR-C1-350WAC= | 798101-B21 High Performance Modular ATX Power Supply | WS-CAC-3000W | 0A36231 650W Modular Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP, OVP, UVP, SCP, OTP | OCP / OVP / UVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP / OTP | OCP / OVP / UVP / SCP / OTP |
| Rail Configuration | Multi Rail | Single Rail | Multi Rail | Multi Rail | Multi Rail |
| Remote Monitoring | N/A | N/A | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 6 | 4 | 6 | 12 | 4 |
| Use Case | Gaming | Gaming / Workstation / General Use | Gaming / Workstation | Workstation | Gaming / Workstation |
| Wattage | 850W | 350W | 850W | 1600W | 650W |
| Weight | 4.2 lbs | 4 lbs | 4.8 lbs | 10 lbs | 6.6 lbs |
| Width | 5.9 inches | 5.9 inches | 8.5 inches | 8.6 inches | 5.9 inches |
| Zero RPM Mode | Yes | No | Yes | Yes | Yes |
Showing - of 0 Results
Questions & Answers
Q
What is the HPE 2650W 277VAC Hot Plug Power Supply Kit (SKU: 798101-B21)?
A
The HPE 2650W 277VAC Hot Plug Power Supply Kit (SKU: 798101-B21) is a high-efficiency, hot-swappable AC power module designed to deliver up to 2650 watts of redundant power to compatible HPE rack servers, supporting a 200–277 VAC input range.
Q
Which HPE servers are compatible with the 798101-B21 power supply kit?
A
The 798101-B21 power supply kit is compatible with HPE ProLiant Gen10 and Gen11 rack-mount servers including DL360, DL380, DL325, DL385 and their variants that accept 2650W, 277VAC hot-plug modules.
Q
What are the input power specifications for SKU: 798101-B21?
A
SKU 798101-B21 supports a single-phase input of 200–277 VAC at 50/60 Hz and delivers up to 2650 watts of continuous output power for demanding data-center workloads.
Q
Does the HPE 2650W 277VAC Power Supply support hot-swap capability?
A
Yes, the HPE 2650W 277VAC Power Supply Kit features hot-plug capability, allowing you to replace or add power modules without shutting down or interrupting server operation.
Q
How do I install the HPE 2650W 277VAC Hot Plug Power Supply Kit?
A
To install, power down the server only if no redundancy is available, slide the module into an empty PSU bay until it clicks, secure the latch, then reconnect the AC input cable and power on the server.
Q
Can the 2650W power supply be used in a redundant configuration?
A
Yes, you can deploy two or more 2650W modules in parallel for N+1 or N+N redundancy to ensure continuous operation in case of a single-module failure.
Q
Is the HPE 2650W 277VAC Power Supply KIT energy-efficient?
A
The 798101-B21 kit is designed to meet high efficiency standards, including 80 PLUS Platinum levels, reducing energy waste and lowering overall data-center power costs.
Q
What safety and regulatory certifications does SKU: 798101-B21 hold?
A
The 798101-B21 kit is certified for UL, CE, FCC Class A, CB Scheme and RoHS compliance, ensuring global safety, electromagnetic compatibility and environmental standards are met.
Q
What is the warranty period for the HPE 2650W 277VAC Hot Plug Power Supply Kit?
A
HPE provides a three-year limited hardware warranty on SKU 798101-B21, covering defects in materials and workmanship under normal use and service.
Q
How do I troubleshoot common issues with the HPE 2650W 277VAC Power Supply?
A
Verify proper AC input voltage, ensure the module is fully seated, check LED status indicators, review server logs for PSU fault codes, and consult the HPE Service Guide for detailed diagnostics.
Q
Are status LEDs available on the HPE 2650W 277VAC Power Supply?
A
Yes, the module includes multi-color LEDs indicating power presence, health status and fault conditions, providing quick visual feedback for monitoring and troubleshooting.
Q
What are the dimensions and weight of the 798101-B21 power supply?
A
The HPE 2650W 277VAC power supply measures 41.3 mm (H) × 71.4 mm (W) × 324 mm (D) and weighs approximately 2.3 kg (5.1 lb), fitting standard 2 U server PSU bays.
Q
Can I use this power supply in standard 19-inch server racks?
A
Yes, the 798101-B21 power supply is designed for standard 19-inch rack-mount servers and fits all HPE ProLiant chassis that support 2650W AC modules.
Q
Where can I purchase genuine HPE 2650W 277VAC Hot Plug Power Supply Kit?
A
You can purchase SKU 798101-B21 through the HPE Store, authorized HPE channel partners, or reputable online resellers offering genuine HPE parts with warranty coverage.
Q
Is SKU 798101-B21 backward compatible with older HPE server generations?
A
SKU 798101-B21 is primarily approved for HPE ProLiant Gen10 and Gen11 servers; compatibility with earlier generations may vary, so verify your server’s QuickSpecs before ordering.
Q
How do I replace an existing power supply with SKU 798101-B21?
A
Ensure redundant PSUs are online, remove the faulty module by unlocking the latch, slide out the old PSU, insert the 798101-B21 unit until it engages, then reconnect AC power.
Q
Does the HPE 2650W 277VAC Hot Plug Power Supply Kit include installation accessories?
A
Yes, the kit includes the power supply module, an AC input cable, mounting latch and quick-start installation guide for seamless integration into your HPE server chassis.
