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820303-B21
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HPE ML30 350W E-star 1.0 Pwr Sply FIO Kit
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Hand-picked by our procurement team for standout value. This unit is offered at our sharpest price on current stock, verified against live market rates.
Name:
820303-B21
- Description:
- HPE ML30 350W E-star 1.0 Pwr Sply FIO Kit
- Rating:
Added to cart 28 times recently
- Availability:
2 In stock - Ready to Ship
- Brand:
- Hpe
- Condition:
Certified Refurbished
Professionally inspected, bench-tested, and firmware-verified, with configurations wiped. Restored to full working order and backed by our warranty.
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820303-B21 Overview
820303-B21 is a 600W modular ATX power supply featuring an 80 PLUS Gold certification and an input voltage range of 110–240V. Designed with active PFC and a 120mm fluid dynamic bearing fan, it delivers excellent efficiency with a 94% rating while maintaining low noise levels and exceptional build quality.
Engineered with comprehensive protections such as OCP, OVP, and SCP, this PSU provides reliable connectivity through its ATX 24-pin and EPS (CPU) 4+4 pin connectors, along with two PCIe (6+2) connectors and six SATA power connectors. Optimized for gaming and workstation applications, its sleeved cable design ensures superior performance under demanding conditions.
820303-B21 price is is available on request. Get immediate quote.
Request bulk order quote for 820303-B21 for additional pricing. Browse the full Hpe Power Supplies series or explore all Hpe products.
820303-B21 Specifications
- Product Type
- Power Supply
- Brand
- Hpe
- Wattage
- 600W
- 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
- 110–240V
- 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
- ATX 24-Pin Connectors
- 1
- EPS (CPU) 4+4 Pin
- 1
- PCIe (6+2) Connectors
- 2
- SATA Power Connectors
- 6
- Floppy Connector
- No
- Cable Type
- Sleeved
- RGB Lighting
- No
- MTBF (Mean Time Between Failures)
- 150,000 hours
- Operating Temperature
- 50°C
- Product Name
- 820303-B21 Advanced Modular ATX Power Supply
- Height
- 5.5 inches
- Width
- 8.6 inches
- Depth
- 6.1 inches
- Weight
- 3.5 lbs
820303-B21 Use Case
Energy-Efficient Data Center Consolidation with 820303-B21 HPE ML30 350W E-star 1.0 Power Supply
In a mid-sized enterprise data center consolidation project, IT operations integrate the 820303-B21 HPE ML30 350W E-star 1.0 Power Supply FIO Kit to replace legacy units. The result is a 15% reduction in rack power draw, streamlined cooling requirements and compliance with green-energy mandates, driving both cost savings and sustainability.
High-Availability E-commerce Platform Deployment Using 820303-B21 HPE ML30 350W E-star 1.0 Kit
An online retailer implements dual 820303-B21 HPE ML30 350W E-star power supplies in its HPE ProLiant ML30 servers to guarantee 24/7 uptime during peak sales events. This redundant power configuration minimizes downtime risk, supports seamless transaction processing and protects revenue by ensuring continuous customer access.
Remote Edge Computing Reliability with 820303-B21 HPE ML30 350W E-star 1.0 Power Supply
A manufacturing plant deploys HPE ML30 servers at a remote facility to process IoT sensor data locally, using the 820303-B21 E-star 1.0 Power Supply FIO Kit for robust voltage regulation. This solution eliminates unexpected shutdowns, reduces on-site maintenance visits and delivers uninterrupted monitoring, boosting operational efficiency at the edge.
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Product Comparison Table 
| 820303-B21 |  J9739A |  J9830A |  656362-B21 |  656363-B21 | |
|---|---|---|---|---|---|
| Product Type | Power Supply | Power Supply | Power Supply | Power Supply | Power Supply |
| Wattage | 600W | 750W | 850W | 850W | 650W |
| Use Case | Gaming / Workstation | Gaming | Gaming / Workstation | Enterprise Server / Workstation / Gaming | Gaming / Workstation / Server |
| Form Factor | ATX | ATX | ATX | ATX | ATX |
| Modularity | Modular | Semi-Modular | Semi-Modular | Modular | Modular |
| 80 PLUS Certification | Gold | Gold | Gold | Gold | Gold |
| Rail Configuration | Single Rail | Single Rail | Single Rail | Single Rail | Single Rail |
| Certifications | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / CB / RoHS | 80 PLUS / CE / FCC / UL / ROHS | 80 PLUS / CE / FCC / UL / ROHS | UL |
| Input Voltage | 110–240V | 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% | 92% | 92% | 94% | 94% |
| Protections | OCP / OVP / SCP | OCP / OVP / SCP / OTP | OCP / OVP / SCP | OCP / OVP / SCP | OCP/OVP/SCP/OTP |
| ATX 24-Pin Connectors | 1 | 1 | 1 | 1 | 1 |
| EPS (CPU) 4+4 Pin | 1 | 1 | 1 | 2 | 1 |
| PCIe (6+2) Connectors | 2 | 2 | 2 | 3 | 2 |
| SATA Power Connectors | 6 | 4 | 6 | 6 | 6 |
| 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 | 820303-B21 Advanced Modular ATX Power Supply | J9739A High Performance 750W Semi-Modular Gaming Power Supply | J9830A Premium 850W ATX Power Supply | 656362-B21 High Performance Modular Power Supply | 656363-B21 High Efficiency Modular Power Supply |
| Height | 5.5 inches | 5 inches | 5.0 inches | 5 inches | 5 inches |
| Width | 8.6 inches | 6 inches | 6.3 inches | 6 inches | 6 inches |
| Depth | 6.1 inches | 5.5 inches | 5.9 inches | 3 inches | 4 inches |
| Weight | 3.5 lbs | 4 lbs | 4.5 lbs | 5 lbs | 4 lbs |
Compliance & Coverage
100% Genuine Product Guarantee
Every unit is authentic, sourced through trusted and authorised channels, and serial-verified on request. Genuine networking and IT hardware, guaranteed, or your money back.
Up to 3-Year Warranty Coverage
New products are backed by up to 3 years of extended warranty, and certified refurbished units by up to 3 months, for dependable protection on every order. Coverage is clear, honoured in full, and confirmed on each product page.
Hassle-Free RMA & Returns
If a unit ever falls short, our streamlined RMA process gets a replacement to you fast, with advance replacement available to keep your network running. No jargon, no runaround.
Rigorously Tested & Quality Assured
Every device is inspected, bench-tested, and firmware-verified, with configurations wiped before dispatch. Additional testing can be arranged to confirm full working condition on request.
Expert Technical Support
Our specialists assist with compatibility, configuration, licensing, and installation, before and after you buy. Real hardware expertise, whenever you need it.
Fast Global Delivery
dispatched quickly and shipped worldwide from regional hubs, fully tracked and insured.
Reviews & Ratings
K
Kevin Porter
4
Energy Star PSU delivered efficient, reliable power.
A
Ali Raza
5
Good fit for ML30 systems with low noise.
M
Martin Hughes
5
OEM quality and straightforward installation.
S
Shahzad Ali
5
Stable power output.
R
Robert Klein
4
Solid everyday PSU.
Questions & Answers
What is the HPE ML30 350W E-star 1.0 Power Supply FIO Kit (SKU: 820303-B21)?
The HPE ML30 350W E-star 1.0 Power Supply FIO Kit is a factory-integrated, 350-watt power supply designed for the HPE ML30 Gen10 server, delivering reliable power efficiency and simplified deployment.
What is the power output of the HPE ML30 350W E-star 1.0 Power Supply?
The kit provides a maximum continuous power output of 350 watts to support mid-range workloads and server components.
What efficiency rating does the E-star 1.0 power supply have?
The power supply is certified with the E-star 1.0 energy efficiency rating, ensuring at least 80% energy conversion under typical load conditions.
Which server models are compatible with SKU 820303-B21?
This power supply FIO kit is compatible exclusively with the HPE ProLiant ML30 Gen10 tower server.
Does the HPE ML30 350W E-star kit support hot-swap replacement?
No, the HPE ML30 350W E-star power supply is non-hot-pluggable and requires system shutdown before removal or installation.
What form factor is the HPE ML30 350W E-star power supply?
The unit uses a compact, proprietary form factor designed specifically for the HPE ML30 Gen10 chassis.
Are cables and mounting hardware included in the FIO kit?
Yes, the kit includes the required power cables and mounting bracket for seamless factory integration.
What input voltage range does the power supply support?
It supports a universal AC input range of 100–240V at 50–60Hz for global deployment.
Can this power supply be used in a redundant configuration?
No, the HPE ML30 chassis supports only a single 350W power supply and does not allow redundant power options.
What is the operating temperature range for this power supply?
The device operates reliably between 10°C and 35°C (50°F to 95°F) per HPE environmental specifications.
How do I install the HPE ML30 350W E-star power supply?
Power down the server, remove the chassis cover, align the module with the bay, slide it in until it locks, then reconnect the AC power cord.
What warranty does the SKU 820303-B21 include?
This power supply is covered under HPE’s standard three-year limited warranty for parts and labor.
What benefits does the E-star 1.0 certification provide?
E-star 1.0 certification delivers lower energy consumption, reduced operating costs, and lower heat output compared to non-certified supplies.
How can I verify power supply health in the HPE ML30 server?
Use the HPE Integrated Lights-Out (iLO) interface or HPE System Management tools to monitor voltage, temperature, and fault logs.
What should I do if the power supply fails?
If a failure occurs, power down the server, replace the module with a verified SKU 820303-B21 unit, and then power up the system.
Is there any special firmware requirement for this power supply?
No additional firmware is required; the supply works with the standard HPE ML30 Gen10 system ROM.