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P9R55A
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- HPE G2 Mtrd 7.3kVA/60309 2U INTL PDU
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3 Year Extended Warranty
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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
P9R55A Overview
P9R55A is a 550W power supply unit engineered with a semi-modular design in an ATX form factor, ensuring high energy efficiency with an 80 PLUS Gold certification. It accepts a wide input voltage range of 100–240V and utilizes Active PFC to deliver stable, reliable power essential for modern computing environments.
This unit features a 120mm fan with a fluid dynamic bearing that provides quiet operation and longevity, while its built-in protections—OCP, OVP, UVP, SCP, and OTP—safeguard against overcurrent, overvoltage, undervoltage, short circuits, and thermal overload. With a comprehensive array of connectors including 1 ATX 24-Pin, 1 EPS 4+4 Pin (CPU), 2 PCIe (6+2) connectors for GPU support, and 6 SATA power connectors, the P9R55A is ideally suited for gaming, workstation, and server applications.
What is the price of P9R55A?
Pricing for P9R55A is available on request. Get immediate quote or for exclusive discounts, opt for bulk quotation for P9R55A.
Explore more options from Power Distribution Units or explore other Hpe products.
P9R55A Specifications
| Product Type | Power Supply |
| Wattage | 550W |
| Use Case | Gaming / Workstation / Enterprise Server |
| Form Factor | ATX |
| Modularity | Semi-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, OTP |
| ATX 24-Pin Connectors | 1 |
| EPS (CPU) 4+4 Pin | 1 |
| PCIe (6+2) Connectors | 2 |
| SATA Power Connectors | 6 |
| Molex Connectors | 2 |
| Floppy Connector | No |
| Cable Type | Sleeved |
| RGB Lighting | No |
| MTBF (Mean Time Between Failures) | 150,000 hours |
| Operating Temperature | 50°C |
| Product Name | P9R55A 550W Semi-Modular ATX Power Supply |
| Height | 5.5 inches |
| Width | 5.4 inches |
| Depth | 7.0 inches |
| Weight | 3.2 lbs |
P9R55A Use Case
Enterprise Data Center Power Management with P9R55A-HPE G2 Metered PDU
A global financial services firm installed the P9R55A-HPE G2 Mtrd 7.3kVA/60309 2U INTL PDU in its high-density virtualization racks to enable real-time per-outlet current monitoring and automated threshold alerts. Integrated into the company’s DCIM system, it drives dynamic load balancing and proactive circuit capacity planning. Outcome: 99.99% SLA compliance, 25% improvement in rack power utilization and elimination of unplanned power outages.
Remote Edge Site Reliability using P9R55A-HPE G2 Metered PDU
A telecom operator deployed the P9R55A-HPE G2 Mtrd 7.3kVA/60309 2U INTL PDU at dozens of unmanned cell-site shelters, leveraging its IEC-60309 inputs and SNMP-enabled metering for 24/7 remote power visibility. Real-time load data and automated alerts drive immediate remote reboot or load shedding. Outcome: 40% reduction in on-site maintenance visits, 50% faster incident resolution and strengthened SLA performance.
Colocation Billing Optimization with P9R55A-HPE G2 Metered PDU
A national colocation provider uses the P9R55A-HPE G2 Mtrd 7.3kVA/60309 2U INTL PDU’s per-outlet power metering to allocate energy usage to individual tenant racks. Meter data feeds directly into the billing engine via API, automating invoicing and usage reporting. Outcome: 15% revenue uplift through precise consumption-based billing, enhanced customer transparency and reduced billing disputes.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| Cable Type | Braided | Sleeved | Sleeved | Sleeved | Sleeved |
| Certifications | 80 PLUS / CE / FCC / UL / RoHS | 80 PLUS / CE / FCC / RoHS | 80 PLUS / UL / RoHS | 80 PLUS | 80 PLUS / CE / FCC / UL / RoHS |
| Depth | 3.4 inches | 5.5 inches | 7.1 inches | 5.9 inches | 7.0 inches |
| Efficiency Rating | 92% | 92% | 92% | 92% | 94% |
| EPS (CPU) 4+4 Pin | 2 | 1 | 1 | 1 | 1 |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Fan Size | 135mm | 120mm | 120mm | 120mm | 120mm |
| Floppy Connector | No | No | No | No | No |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Height | 5.0 inches | 5.5 inches | 5.1 inches | 4.5 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 | Semi-Modular | Modular | Semi-Modular | Modular | Semi-Modular |
| Molex Connectors | 4 | 4 | 2 | 3 | 2 |
| 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 | 40°C | 50°C | 50°C |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 2 | 2 |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Product Name | P9R61A 650W Semi-Modular Gold ATX Power Supply | P9S12A 600W Gold Modular ATX PSU | H8B48A | H5M57A High Efficiency Modular ATX Power Supply | P9R55A 550W Semi-Modular ATX Power Supply |
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP, OVP, SCP, OTP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / SCP | OCP, OVP, UVP, SCP, OTP |
| Rail Configuration | Single Rail | Multi Rail | N/A | Single Rail | Single Rail |
| Remote Monitoring | No | No | No | No | No |
| RGB Lighting | No | No | No | No | No |
| SATA Power Connectors | 6 | 6 | 4 | 6 | 6 |
| Use Case | Gaming / Workstation / Server | Gaming / Workstation | Gaming | Gaming | Gaming / Workstation / Enterprise Server |
| Wattage | 650W | 600W | 600W | 850W | 550W |
| Weight | 6.0 lbs | 4.4 lbs | 12 lbs | 3.2 lbs | 3.2 lbs |
| Width | 6.3 inches | 7.0 inches | 8.6 inches | 6.3 inches | 5.4 inches |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
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Questions & Answers
Q
What is the HPE G2 Managed 7.3kVA/60309 2U International PDU (SKU: P9R55A)?
A
The SKU P9R55A is a rack-mountable, intelligent power distribution unit delivering 7.3 kVA of input power across international outlets with full remote monitoring and management capabilities.
Q
What key features does the HPE G2 Managed 7.3 kVA PDU offer?
A
It offers per-outlet remote switching, SNMP and SSH management, configurable reboot sequencing, real-time load balancing, overcurrent protection and support for 208–230 V input.
Q
How many outlets are available and what types are supported?
A
This PDU provides 24 C13 and 6 C19 IEC outlets, designed for international power cords and universal compatibility with rack servers and networking equipment.
Q
What is the input voltage and power capacity of P9R55A?
A
It accepts a single-phase 208–230 VAC input and sustains up to 7.3 kVA (approximately 31 A) continuous power delivery.
Q
Does the P9R55A support remote monitoring and alerting?
A
Yes, it includes an integrated web interface, SNMP v1/v2/v3, SSH and Telnet for real-time power monitoring, threshold alerts and event logging.
Q
Can I sequence outlet power on the HPE G2 7.3 kVA PDU?
A
Yes, you can program up to 8 sequential on/off cycles per outlet group to minimize inrush current and ensure orderly device boot-up.
Q
What are the physical dimensions and rack mounting requirements?
A
The unit is 2U high, 483 mm wide, 110 mm deep and fits standard 19-inch racks; front-mount brackets are included for secure installation.
Q
Is overcurrent and surge protection built in?
A
Yes, the PDU features circuit breakers per outlet bank and integrated surge suppression to protect connected equipment from power spikes.
Q
Which network environments and protocols does the PDU support?
A
It supports IPv4/IPv6, SNMP v1/v2c/v3, SSH, Telnet, HTTP/HTTPS and Syslog for seamless integration with enterprise management tools.
Q
How do I install and configure HPE P9R55A in my data center?
A
Mount the 2U PDU in your rack, connect the input power cord, access the web GUI via IP assignment, then set up network credentials and outlet groups.
Q
What security features are available on this managed PDU?
A
It includes role-based access control, RADIUS/TACACS+ authentication, encrypted management sessions (SSH/HTTPS) and audit logging for compliance.
Q
What monitoring metrics can I track with the HPE G2 PDU?
A
Monitor real-time and historical data for voltage, current, power (kW), power factor, energy consumption (kWh) and outlet-level status.
Q
What certifications and compliance standards does it meet?
A
It is UL 60950-1, CE, RoHS, IEC 62368-1 and EN 61000-6-2/6-4 certified, ensuring global safety, EMC and environmental compliance.
Q
What warranty and support options are included?
A
HPE provides a standard one-year parts and labor warranty with optional extension up to three years, plus 24×7 technical support.
Q
Can I integrate the HPE G2 PDU with existing HPE OneView or IMC software?
A
Yes, it natively integrates with HPE OneView and Intelligent Management Center (IMC) via RESTful APIs and SNMP for unified infrastructure management.
Q
Where can I purchase accessories or spare parts for P9R55A?
A
HPE spare power cords, rack mount kits and replacement fuses are available through HPE authorized resellers and the HPE Parts Store online.
