HP Power Supply Platinum Box 400W L76557-001 PA-3401-1HA

( Brand: Hp ), ( Manufacturer Part Number: PA34011HA ), ( Maximum Power: 400 W ), ( Type: Power Module )

Review HP Power Supply Platinum Open Box

The HP PA34011HA 400W Power Supply Unit (PSU), also known as model L76557-001 and PA-3401-1HA, is a high-performance and efficient power solution designed for use with HP servers and other compatible systems. This 400W power supply is a crucial component that ensures a reliable and stable power delivery to the connected hardware.

The PA34011HA power supply is ATX form factor, making it suitable for standard ATX chassis. It comes with 24 active 12V rails, each of which can deliver up to 16.67A, ensuring that the server or system can draw sufficient power for optimal performance. The power supply also features 4 x 3.3V rails and 2 x 5V rails, providing a total of 6 independent outputs to cater to various components' power requirements.

One of the standout features of the HP PA34011HA power supply is its 80 PLUS Platinum certification. This certification signifies that the power supply achieves an impressive energy efficiency of up to 92%, which not only reduces energy waste but also lowers the operating temperature of the server, leading to improved performance and reliability.

The PA34011HA power supply is designed with overvoltage, undervoltage, and short-circuit protection to safeguard the connected components against potential power-related issues. Its quiet operation is achieved through the use of a 135mm fan, which ensures that the power supply runs smoothly and efficiently without causing any significant noise.

The HP PA34011HA power supply is compatible with various HP servers, such as ProLiant DL360 G7, DL380 G6, and DL380p G6, among others. It is essential to verify the compatibility of this power supply with your specific server model before installation.

In summary, the HP PA34011HA 400W Power Supply Unit is a high-performance and efficient power solution designed for use with HP servers and other compatible systems. Its 80 PLUS Platinum certification ensures impressive energy efficiency, while its 24 active 12V rails and various protection features guarantee reliable and stable power delivery. This power supply is an excellent investment for those seeking optimal performance, energy savings, and improved server reliability.

The HP PA34011HA 400W Power Supply Unit (PSU) is a popular choice for those seeking a reliable and efficient power solution for their computing needs. Here are some pros and cons of buying this particular model:

1. High Efficiency: With an 80 PLUS Platinum certification, this power supply operates at an impressive 92% efficiency under typical loads. This means that less energy is wasted as heat, leading to improved system performance and lower electricity bills.

2. Robust Design: HP is known for its robust and durable designs, and the PA34011HA is no exception. It features active PFC, overvoltage protection, overcurrent protection, short-circuit protection, and overheat protection, ensuring that your components are well-protected from potential damage.

3. Modular Design: The modular design of this power supply allows you to only use the cables that you need, reducing clutter and making cable management easier.

4. Quiet Operation: This power supply operates quietly, even under full load, making it an ideal choice for those who value silence in their computing environment.

5. Versatile: The PA34011HA supports a wide range of components, including CPUs, GPUs, and other peripherals, making it a versatile option for a variety of systems.

1. Size: This power supply is somewhat larger than some other models in its class, which may make it less ideal for use in smaller cases or cramped spaces.

2. Price: The HP PA34011HA is priced higher than some other 400W power supplies on the market, which may be a deterrent for budget-conscious consumers.

3. Limited Availability: Due to its popularity and high demand, this power supply may be more difficult to find in stores or online compared to other models.

In conclusion, the HP PA34011HA 400W Power Supply Unit offers a robust and efficient power solution for a wide range of computing needs. Its high efficiency, modular design, quiet operation, and advanced protection features make it a solid choice for those seeking a reliable and dependable power supply. However, its larger size and higher price point may be drawbacks for some consumers. Ultimately, if these cons do not outweigh the benefits for your specific use case, the HP PA34011HA is a strong recommendation for a high-performance power supply.

Details:

Certifications: CE, Rhos, High Efficiency. Specifications: Brand: HP. This high-efficiency 80 PLUS Platinum rated unit ensures stable, reliable performance and low energy consumption. Power Output: 400W.

Made in: China. It is brand new, open box removed from packaging only to verify contents and condition. Part Number: L76557-001. Opened for photos only.

Condition Details: Brand new, never installed. Model: PA-3401-1HA. Original cables and connectors included as shown.

part #: pa34011ha prices

• $50.59-$55.59

specifications powsuppy:

• brand: Hp
• mpn: Pa34011ha
• maximum power: 400 W
• type: Power Module

general powsuppy:

• Computers/Tablet's Networking > Computer Components Parts > Power Supplies
• condition: Open box

seller powsuppy:

• # reviews: 511
• city: Dodge City, Kansas
• rating: 99.8%

offer powsuppy:

• started: November 11, 2025
• quantity: 1
• sold: 0
• options: Ship-to-home
• best offers: True
• availability: In Stock

shipping powsuppy:

• cost: $7.71
• transit: 4-9 Days
• type: Calculated
• class: Standard, Economy
• service: USPS Ground Advantage, FedEx Ground Economy
• carrier: USPS, FedEx

returns powsuppy:

• time: 30 Days
• method: Money back
• paid by: Seller
• policy: Returns Accepted

payments powsuppy:

• wallet: Google-pay
• other
• credit card: Visa

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