United States$5,000,000+
Inventory Delivered By
C
Caleb Norton
5
350W power supply delivered steady output without fluctuations.
JW657A
PSU-350-AC 350W AC POWER SUPPLY PL=VL
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Name:
JW657A
- Description:
- PSU-350-AC 350W AC POWER SUPPLY PL=VL
- Rating:
Added to cart 28 times recently
- Availability:
In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
- Warranty:
- 3
- List Price:
$650.00
- Price:
$193.0070.3% off
Quantity:
1
Business price:
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JW657A Overview
JW657A is a 750W high-performance power supply featuring a fully modular design in an ATX form factor. It holds an 80 PLUS Gold certification and operates on an input voltage of 100–240V with Active PFC. The unit is equipped with a 120mm fan that uses a Fluid Dynamic bearing, and it includes comprehensive protections such as OCP, OVP, UVP, SCP, and OTP, ensuring stable performance under demanding loads. It offers a complete range of connectors, including a 24-pin ATX connector, two EPS (CPU) 4+4 Pin connectors, two PCIe (6+2) connectors for GPUs, and six SATA power connectors.
JW657A is engineered with premium build quality and optimized for low noise operation, making it a perfect choice for high-performance gaming systems, demanding workstations, and robust servers. Its efficient power conversion with a 92% efficiency rating, sleeved cable design for better durability, and precise voltage regulation guarantee a reliable power delivery under intensive use.
JW657A price is $193.00, a 70.3% saving from the Hpe list price of $650.00. JW657A is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for JW657A for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
JW657A Specifications
- Product Type
- Power Supply
- Wattage
- 750W
- 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 / 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 / UVP / SCP / OTP
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 2
- 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
- JW657A High-Performance Modular ATX Power Supply
- Height
- 3.4 inches
- Width
- 5.9 inches
- Depth
- 5.5 inches
- Weight
- 4 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
 JW657A |  J2P90A |  874009-B21 |  865408-B21 |  JG137A | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 750W | 750W | 650W | 850W | 750W |
| Use Case | Gaming / Workstation / Enterprise Server | Gaming / Workstation | Workstation / Gaming | Gaming / Workstation | Gaming / Workstation / Rack Server |
| 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 | Multi Rail | Single Rail | Multi Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS | 80 PLUS / CE / FCC / UL |
| Remote Monitoring | No | No | No | No | PMBus |
| 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% | 94% | 92% |
| Protections | OCP / OVP / UVP / SCP / OTP | OCP / OVP / UVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 2 | 2 | 1 | 2 | 2 |
| PCIe (6+2) Connectors | 2 | 3 | 2 | 2 | 3 |
| SATA Power Connectors | 6 | 6 | 6 | 6 | 6 |
| Molex Connectors | 3 | 4 | 2 | 2 | 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 | JW657A High-Performance Modular ATX Power Supply | J2P90A High-Efficiency Modular ATX Power Supply | 874009-B21 High Performance Modular ATX Power Supply | 865408-B21 High Performance Modular ATX Power Supply | JG137A High Performance Modular Power Supply |
| Height | 3.4 inches | 5.5 inches | 5.5 inches | 5.5 inches | 5.5 inches |
| Width | 5.9 inches | 5.9 inches | 5.9 inches | 4.3 inches | 7.0 inches |
| Depth | 5.5 inches | 8.3 inches | 3.4 inches | 6.0 inches | 6.0 inches |
| Weight | 4 lbs | 4.5 lbs | 4.5 lbs | 7.5 lbs | 8 lbs |
Reviews & Ratings
U
Usman Qadeer
4
Worked immediately after install.
T
Trevor Mills
5
Good replacement for aging units.
A
Andrej Malek
3
Quiet operation and reliable power.
S
Scott Penrose
4
Met our requirements.
Questions & Answers
What is the JW657A PSU-350-AC 350W AC Power Supply?
The JW657A PSU-350-AC is a 350-watt AC power supply module designed for HP ProLiant servers. It delivers stable, reliable power with built-in protections against overload, short circuit, and overheating.
What are the output specifications of the PSU-350-AC 350W?
The PSU-350-AC provides a single 12 V DC output at up to 29 A. It supports universal AC input from 100 V to 240 V and delivers 350 W continuous power with >90% efficiency.
Which HP server models are compatible with SKU: JW657A?
JW657A is compatible with HP ProLiant DL360 G5, DL380 G5, and select BL460c server blades. Always check your server’s QuickSpecs for compatibility before installation.
How do I install the JW657A PSU in my server?
To install, power down the server, unplug the AC cord, slide the faulty module out of its bay, and insert the JW657A until it clicks. Reconnect the AC cord and power on the server.