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746708-B21
- Description:
- HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit
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3 Year Extended Warranty
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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
746708-B21 Overview
746708-B21 is an 850W modular ATX power supply that features 80 PLUS Gold certification and an input voltage range of 100–240V with Active PFC. It is equipped with a 140mm fan using a Fluid Dynamic bearing, and it offers comprehensive protections including OCP, OVP, and SCP to safeguard high-performance systems.
Designed for gaming, workstation, and enterprise server applications, the 746708-B21 provides a robust array of connectors: 1 ATX 24-pin, 2 EPS (CPU) 4+4 pin, 3 PCIe (6+2) connectors, and 8 SATA power connectors. With sleeved cables ensuring superior build quality and low noise levels during operation, this power supply delivers reliable performance for demanding computing tasks.
What is the price of 746708-B21?
Pricing for 746708-B21 is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for 746708-B21.
Explore more options from Power Supplies or explore other Hpe products.
746708-B21 Specifications
| Product Type | Power Supply |
| Wattage | 850W |
| Use Case | Gaming / Workstation / Enterprise Server |
| Form Factor | ATX |
| Modularity | Modular |
| 80 PLUS Certification | Gold |
| Rail Configuration | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL |
| Remote Monitoring | No |
| Input Voltage | 100–240V |
| Hot-Swap Capable | No |
| PFC (Power Factor Correction) | Active PFC |
| Fan Size | 140mm |
| Fan Bearing Type | Fluid Dynamic |
| Zero RPM Mode | Yes |
| Efficiency Rating | 92% |
| Protections | OCP / OVP / SCP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 2 |
| PCIe (6+2) Connectors | 3 |
| 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 | 746708-B21 Elite Series 850W Power Supply Unit |
| Height | 5.5 inches |
| Width | 5.9 inches |
| Depth | 3.5 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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| 80 PLUS Certification | 80 PLUS | Gold | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Flat | Sleeved | Sleeved | Sleeved | Sleeved |
| Certifications | 80 PLUS / CE / FCC / RoHS | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / UL | UL | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 7 inches | 7.0 inches | 3.5 inches | 7.0 inches | 6.3 inches |
| Efficiency Rating | 87% | 94% | 92% | 92% | 92% |
| EPS (CPU) 4+4 Pin | 1 | 2 | 2 | 1 | 1 |
| Fan Bearing Type | Sleeve | Fluid Dynamic | Fluid Dynamic | Dual Ball | Ball |
| Fan Size | 120mm | 140mm | 140mm | 135mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5 inches | 5.5 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 | Non-Modular | Modular | Modular | Semi-Modular | Modular |
| Molex Connectors | 1 | 4 | 4 | 4 | 2 |
| MTBF (Mean Time Between Failures) | 100,000 hours | 150,000 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 | N/A | 4 | 3 | 2 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | PWR-C49E-300AC-R= | PWR-C1-1100WAC | 746708-B21 Elite Series 850W Power Supply Unit | J9443A High-Performance ATX Power Supply | JL819A High-Performance Modular ATX Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP/OVP/UVP/OPP | OCP / OVP / SCP / OTP |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Multi Rail |
| Remote Monitoring | No | No | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 4 | 8 | 8 | 6 | 4 |
| Use Case | General Use | Workstation / Gaming | Gaming / Workstation / Enterprise Server | Gaming / Workstation | Gaming |
| Wattage | 300W | 1100W | 850W | 850W | 600W |
| Weight | 3 lbs | 7.5 lbs | 6.5 lbs | 6.2 lbs | 4.2 lbs |
| Width | 6 inches | 6.3 inches | 5.9 inches | 5.9 inches | 8.6 inches |
| Zero RPM Mode | No | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit (746708-B21)?
A
The HPE 1500W Common Slot 48VDC Hot Plug Power Supply Kit (746708-B21) is a high-efficiency, redundant power module designed for select HPE blade and rack servers, delivering 1.5 kW of 48VDC output in a hot-swappable form factor.
Q
Which HPE servers support the 746708-B21 1500W 48VDC power supply?
A
The 746708-B21 power supply is compatible with HPE BladeSystem c7000/c3000 enclosures and select HPE ProLiant Gen8/Gen9 servers that feature a common slot architecture for 48VDC modules.
Q
How do I install the HPE 1500W Common Slot 48VDC power supply?
A
To install, power down the enclosure, slide the 746708-B21 module into an empty common slot bay until it clicks, then reconnect DC input cables and power on—no tools required.
Q
Can I hot-swap the HPE 1500W 48VDC power supply without downtime?
A
Yes, the 746708-B21 supports hot-plug replacement, allowing you to remove and insert the module without powering off the server when redundancy is enabled.
Q
What are the key benefits of the HPE 1500W Common Slot 48VDC power supply?
A
Key benefits include 94% typical efficiency, modular hot-swap design, advanced power monitoring, and support for N+1 redundancy in HPE blade and rack infrastructures.
Q
Does the 746708-B21 kit include all required cables and brackets?
A
The 746708-B21 module ships with the power supply unit only; DC distribution cables and mounting hardware must be ordered separately or sourced from your existing HPE enclosure.
Q
What are the electrical specifications of the HPE 1500W 48VDC power supply?
A
The module delivers 1500W output at 48VDC, supports an input range of –40V to –72VDC, achieves 94% efficiency, and meets IEEE 802.3at Type 2 power delivery requirements.
Q
How does the HPE 1500W 48VDC model improve energy efficiency?
A
With >94% operational efficiency, the 746708-B21 reduces power losses, lowers cooling requirements, and contributes to overall data center PUE improvements.
Q
Is the HPE 1500W Common Slot 48VDC power supply redundancy capable?
A
Yes, the 746708-B21 supports N+1 and 2N redundancy configurations when installed in multiple common slot bays within the same enclosure.
Q
What safety certifications does the HPE 1500W 48VDC power supply hold?
A
The 746708-B21 is UL 60950-1, CSA C22.2 No. 60950-1, IEC 60950-1, and EN 60950-1 certified, and complies with CE, FCC Class A, and RoHS directives.
Q
How can I troubleshoot a power supply failure on the HPE 746708-B21?
A
Check fault LEDs on the module, verify DC input voltage, ensure proper seating, review iLO system logs for error codes, and swap with a known-good unit to isolate the issue.
Q
Where can I purchase genuine HPE 746708-B21 power supplies?
A
Genuine HPE 746708-B21 units are available through authorized HPE resellers, HPE’s official e-commerce portal, and certified enterprise IT distributors.
Q
What is the warranty period for the HPE 1500W Common Slot 48VDC power supply kit?
A
The 746708-B21 is backed by HPE’s standard three-year parts and labor warranty, with optional coverage extensions and HPE Foundation Care services.
Q
Does the HPE 1500W 48VDC power supply kit work in high-density data center environments?
A
Yes, its compact common slot design, high efficiency, and advanced thermal management make the 746708-B21 ideal for high-density blade and rack deployments.
Q
What monitoring features are available for the HPE 1500W 48VDC power supply?
A
The 746708-B21 offers real-time monitoring via HPE iLO, including voltage, current, power output, temperature, and predictive failure alerts through SNMP and Redfish APIs.
Q
How do I recycle or dispose of the HPE 1500W 48VDC power supply responsibly?
A
Follow local e-waste regulations and HPE’s End-of-Use takeback program by contacting HPE Support for authorized recycling centers and disposal guidelines.
