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J8696A
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HP 620 Redundant/External Power Supply
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J8696A
- Description:
- HP 620 Redundant/External Power Supply
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J8696A Overview
J8696A is an 850W Modular ATX power supply featuring 80 PLUS Gold certification, a universal 100–240V input voltage range, and Active PFC. It is equipped with a 120mm fan utilizing Fluid Dynamic bearing technology, and comes with a comprehensive set of protections including OCP, OVP, UVP, and SCP.
The J8696A delivers high efficiency at a 92% efficiency rating with high-quality sleeved cables and robust build quality that minimizes noise levels. It is furnished with 1 ATX 24-Pin connector, 1 EPS (CPU) 4+4 Pin connector, 2 PCIe (6+2) connectors, 6 SATA power connectors, and 3 Molex connectors, making it ideal for use in gaming rigs, workstations, and enterprise server environments.
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J8696A Specifications
- Product Type
- Power Supply
- Wattage
- 850W
- Use Case
- Gaming
- 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
- 120mm
- Fan Bearing Type
- Fluid Dynamic
- Zero RPM Mode
- Yes
- Efficiency Rating
- 92%
- Protections
- OCP / OVP / UVP / SCP
- 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
- J8696A High Performance Modular Power Supply
- Height
- 5.0 inches
- Width
- 8.6 inches
- Depth
- 6.3 inches
- Weight
- 4.2 lbs
J8696A Use Case
Data Center Core Network High-Availability Implementation
In mission-critical enterprise data centers, the J8696A-HP 620 redundant/external power supply is mounted to core switches to deliver seamless failover. By instantly shifting power load during PSU degradation, it ensures 99.999% network uptime, reduces unplanned outages and maintenance windows, and safeguards SLA-driven applications such as virtualization, storage and cloud services.
Branch Office Switch Expansion with External Power Support
When scaling distributed branch-office networks, IT teams attach the J8696A-HP 620 as an external power module to access additional port-dense switches without chassis replacement. This approach accelerates deployment, minimizes capital expenditure and delivers uninterrupted local connectivity, enabling branch offices to onboard VoIP, security cameras and point-of-sale terminals with zero service disruption.
Industrial and Remote Site Resilient Connectivity
In industrial plants and remote telecom sites exposed to harsh conditions, the J8696A-HP 620 redundant power supply provides hot-swappable backup for core networking equipment. Its external design isolates PSU faults from critical operations, simplifies onsite maintenance and ensures continuous data flow for SCADA systems, predictive maintenance sensors and remote monitoring dashboards.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| J8696A |  J2R09A |  JL085A |  720479-B21 |  720620-B21 | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 850W | 650W | 850W | 750W | 750W |
| Use Case | Gaming | Gaming / Workstation / Server | Gaming / Workstation / General Use | Gaming / Workstation / Enterprise Server | Gaming |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Modular | Modular | Modular | Semi-Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Multi Rail |
| Certifications | 80 PLUS / CE / FCC / UL | 80 PLUS / CE / FCC / UL / CB / RoHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS |
| Remote Monitoring | No | No | 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 | 92% | 94% | 92% | 92% | 92% |
| Protections | OCP / OVP / UVP / SCP | OCP / OVP / SCP | OCP / OVP / UVP / SCP / OTP | OCP / OVP / UVP / SCP | OCP/OVP/UVP/SCP/OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 2 | 2 | 1 | 1 |
| PCIe (6+2) Connectors | 2 | 2 | 4 | 2 | 2 |
| SATA Power Connectors | 6 | 6 | 8 | 6 | 6 |
| Molex Connectors | 3 | 4 | 4 | 4 | 2 |
| 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 | 55°C | 50°C |
| Product Name | J8696A High Performance Modular Power Supply | J2R09A Ultra Performance PSU | JL085A 850W High-Performance Modular ATX Power Supply | 720479-B21 High Performance ATX Power Supply | 720620-B21 High-Efficiency Semi-Modular ATX Power Supply |
| Height | 5.0 inches | 5 inches | 5 inches | 5.5 inches | 3.4 inches |
| Width | 8.6 inches | 5.9 inches | 6 inches | 5.9 inches | 5.9 inches |
| Depth | 6.3 inches | 6.3 inches | 7 inches | 6.3 inches | 5.5 inches |
| Weight | 4.2 lbs | 6.5 lbs | 4 lbs | 4.6 lbs | 5 lbs |
Reviews & Ratings
A
Abdul Rehman
5
Good compatibility with supported systems.
J
James Holloway
5
Stable performance.
A
Arvid Nilsson
5
Reliable backup unit.
S
Sean Mercer
4
No issues so far.
Questions & Answers
What is the HP J8696A redundant/external power supply?
The HP J8696A Redundant/External Power Supply delivers backup power and increased capacity for select HP ProCurve switches, preventing single points of failure and ensuring continuous network operation.
Which HP switch models is the J8696A compatible with?
It is compatible with HP ProCurve Switch 6108 and 6200 series models, as well as other HP networking devices that support external power modules.
What are the input voltage requirements for the HP 620 redundant power supply?
The J8696A supports a universal AC input of 100–240V at 50–60Hz, enabling flexible deployment in global data center environments without manual voltage adjustment.
What is the output power capacity of the J8696A redundant power supply?
This unit provides up to 620W of DC output power, delivering reliable performance under peak load conditions and maintaining optimal switch operation.
Does the HP J8696A support hot-swapping for zero downtime?
Yes. The J8696A is hot-swappable, allowing you to replace or add power modules without interrupting switch operation or impacting network traffic.
How do I install the HP 620 redundant power supply in my rack?
To install, align the J8696A with the switch’s external power bay, slide it in until it clicks, secure the captive screws, and connect the AC cord; the switch will automatically detect the module.
Can I use the HP J8696A with non-HP devices?
No. The J8696A is certified only for use with supported HP ProCurve switches; using it with non-HP devices is not guaranteed and may void product warranties.
What LED indicators are available on the HP J8696A for status monitoring?
A bi-color LED on the J8696A indicates power status: green for normal operation, amber for a fault condition, and off when no power is detected.
Is the HP J8696A power supply backed by a warranty or support?
Yes. The J8696A is covered by HP’s standard one-year hardware warranty, with optional extensions and 24x7 global support available through HP Care Pack services.
What are the dimensions and weight of the HP J8696A power supply?
The power supply measures 2.5 x 10 x 12 inches (H x W x D) and weighs approximately 5.5 pounds, fitting standard rack-mount configurations.
Does the J8696A come with power cables?
The J8696A includes a detachable IEC C13 power cord; additional region-specific cables can be purchased separately to meet local requirements.
How does a redundant power supply improve network uptime?
By offering an N+1 power configuration, the J8696A provides a backup power path, so if one module fails, the secondary seamlessly takes over, preventing network downtime.
Can I use multiple J8696A units for additional redundancy?
Yes. Supported switches can accommodate multiple J8696A units, enabling N+1 or N+2 redundancy to further enhance power resilience for critical networks.
What safety certifications does the HP J8696A have?
The J8696A carries UL 60950-1, CE, FCC Class A, and RoHS certifications, ensuring compliance with international safety, electromagnetic compatibility, and environmental standards.
Where can I purchase genuine HP J8696A power supplies?
Genuine HP J8696A power supplies are available through HP’s online store, authorized HP resellers, and leading IT distributors—always verify the HP part number to ensure authenticity.
What is the return policy for HP J8696A purchases?
HP offers a 30-day return policy for unopened J8696A units in original packaging; returns must be processed through authorized channels for a full refund.
How do I troubleshoot common issues with the HP 620 redundant power supply?
To troubleshoot, verify AC connections, ensure the power module is fully seated, check LED status indicators, and refer to the HP ProCurve Switch troubleshooting guide for detailed diagnostics.