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PMEM PSU delivered stable power and backup protection.
827608-B21
HPE Scalable PMEM 800W PSU/400W BBU FIO
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Name:
827608-B21
- Description:
- HPE Scalable PMEM 800W PSU/400W BBU FIO
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827608-B21 Overview
827608-B21 is a robust 650W power supply designed with a modular configuration and an ATX form factor, offering a Gold 80 PLUS certification to ensure high energy efficiency at 94% performance. The unit supports an input voltage of 100–240V and features Active PFC along with a 120mm Fluid Dynamic fan that incorporates Zero RPM mode for quieter operation; it also integrates multiple protections including OCP, OVP, SCP, and OTP, while its build quality and sleeved cables contribute to low noise levels even under demanding gaming and workstation scenarios.
This power supply provides a comprehensive range of connectors including a single ATX 24-Pin, one EPS (CPU) 4+4 Pin connector, two PCIe (6+2) connectors for GPUs, six SATA power connectors, and four Molex connectors; it is ideally suited for gaming, workstation, and general high-performance applications where reliability and efficient power management are paramount.
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827608-B21 Specifications
- Product Type
- Power Supply
- Wattage
- 650W
- Use Case
- Gaming / Workstation
- Form Factor
- ATX
- Modularity
- 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 / SCP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 6
- 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
- 827608-B21 High Efficiency Modular ATX Power Supply
- Height
- 5.5 inches
- Width
- 6.3 inches
- Depth
- 5.0 inches
- Weight
- 4.5 lbs
827608-B21 Use Case
Ultra-Low Latency In-Memory Database for High-Frequency Trading
In a global trading firm, the HPE 827608-B21 Scalable PMEM 800W PSU with 400W BBU FIO powers a persistent-memory cluster to process market data feeds in real time. Benefit: achieves sub-microsecond response times and ensures 99.999% uptime, eliminating data loss during power disruptions.
Edge Computing Resilience for 5G Telco Base Stations
Telecommunications providers deploy the HPE 827608-B21 Scalable PMEM 800W PSU and 400W BBU FIO at edge sites to support mission-critical 5G network functions. Benefit: enables local data caching with instant power failover, reducing latency by 40% and safeguarding continuous customer connectivity.
Accelerated AI/ML Checkpointing in HPC Clusters
Data science teams integrate the HPE 827608-B21 Scalable PMEM 800W PSU with 400W BBU FIO in high-performance computing clusters for AI model training. Benefit: leverages high-bandwidth persistent memory for instant checkpoint creation, cutting recovery time by 60% and protecting large datasets during outages.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 827608-B21 |  656363-B21 |  J6X43A |  JD362A |  789934-B21 | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 650W | 650W | 750W | 650W | 850W |
| Use Case | Gaming / Workstation | Gaming / Workstation / Server | Gaming / Workstation | Gaming | Gaming / Workstation |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Multi Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | UL | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / TUV / RoHS | 80 PLUS / CE / FCC / UL / ROHS |
| Remote Monitoring | No | N/A | No | No | No |
| Input Voltage | 100–240V | 100–240V | 100–240V | 100–240V | 100–240V |
| Hot-Swap Capable | No | No | No | No | No |
| PFC (Power Factor Correction) | Active PFC | Active PFC | Active PFC | Active PFC | Active PFC |
| Fan Size | 120mm | 120mm | 120mm | 120mm | 120mm |
| Fan Bearing Type | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic | Fluid Dynamic |
| Zero RPM Mode | Yes | Yes | Yes | Yes | Yes |
| Efficiency Rating | 94% | 94% | 94% | 92% | 94% |
| Protections | OCP / OVP / SCP / OTP | OCP/OVP/SCP/OTP | OCP / OVP / UVP / SCP / OTP | OCP, OVP, SCP | OCP / OVP / SCP / OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 2 | 2 | 2 |
| PCIe (6+2) Connectors | 2 | 2 | 4 | 3 | 3 |
| SATA Power Connectors | 6 | 6 | 6 | 8 | 10 |
| Molex Connectors | 4 | 4 | 4 | 4 | 4 |
| Floppy Connector | No | No | No | No | No |
| Cable Type | Sleeved | Sleeved | Sleeved | Sleeved | Sleeved |
| RGB Lighting | No | No | No | No | No |
| 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 | 50°C | 50°C | 50°C |
| Product Name | 827608-B21 High Efficiency Modular ATX Power Supply | 656363-B21 High Efficiency Modular Power Supply | J6X43A High Performance Modular ATX Power Supply | JD362A High Performance Gaming Power Supply | 789934-B21 850W Modular ATX Power Supply |
| Height | 5.5 inches | 5 inches | 5.1 inches | 5.5 inches | 5.5 inches |
| Width | 6.3 inches | 6 inches | 6.3 inches | 3.4 inches | 6.3 inches |
| Depth | 5.0 inches | 4 inches | 5.9 inches | 6.0 inches | 3.5 inches |
| Weight | 4.5 lbs | 4 lbs | 4.5 lbs | 9 lbs | 5.2 lbs |
Reviews & Ratings
B
Bilal Javed
4
OEM unit integrated smoothly.
S
Stefan Baumann
5
Good redundancy design.
P
Peter Walsh
3
Reliable power module for persistent memory.
M
Milan Petrovic
4
Enterprise grade build quality.
Questions & Answers
What is HPE Scalable PMEM 800W PSU/400W BBU FIO?
The HPE Scalable PMEM 800W PSU/400W BBU FIO is a field-installable power supply with integrated battery backup, designed to support HPE Scalable Persistent Memory modules by delivering 800W of power and 400W hold-up capacity during power events.
Which HPE servers support SKU 827608-B21?
SKU 827608-B21 is compatible with HPE ProLiant Gen10 Plus and Gen11 rack servers—such as DL380, DL360, and ML350 models—that feature HPE Scalable Persistent Memory slots. Always verify server firmware and iLO version for full support.
How do I install the HPE Scalable PMEM 800W PSU/400W BBU FIO?
Power down the server, remove the existing PSU, slide in SKU 827608-B21 until it latches, reconnect the AC cord, power on, and verify PSU and BBU status in HPE iLO or the system BIOS.
Can I hot-swap the 800W PSU/400W BBU FIO without downtime?
Yes. In redundant PSU configurations, you can hot-swap SKU 827608-B21 while the server remains online. Ensure redundant power mode is active before replacing the module.