HP 519842-001 250 Watt PSU
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519842-001 HP 250-Watt 220-Volt Storagework PSU for EVA4400 Refurbished

Availability: In Stock
Part Number#: 519842-001
List Price was: $553.49
Your Price:
You Save: $315.49 (57% off)


Short Description:
519842-001 250-Watt 220-Volt Redundant Hot Swap Switching Storagework Power Supply Unit (PSU) for EVA4400 | Made by HP | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days
High-Efficiency Storage Power Supply

A High-Efficiency Storage Power Supply refers to a type of power supply that is designed to provide efficient and reliable power to storage systems. These power supplies are optimized for use in storage devices, such as network-attached storage (NAS) and storage area networks (SANs). They are designed to be highly efficient, which means that they convert a higher percentage of input power into useful output power than traditional linear power supplies. This can result in significant energy savings and lower operating costs.

High-Efficiency Storage Power Supplies are typically built to meet industry standards, such as the 80 Plus standard, which requires power supplies to be at least 80% efficient at specific load levels. They may also feature advanced power management features, such as power factor correction (PFC) and active power factor correction (APFC), to further increase efficiency.

Additionally, these power supplies are designed to provide reliable power to storage systems, which are often used to store critical data. They may feature advanced protection mechanisms, such as over-voltage protection and short-circuit protection, to ensure that data is not lost in the event of a power failure or other issue.

Advanced Power Management Features

Advanced Power Management Features refer to the various tools and technologies that are built into a power supply to help manage and optimize its performance. These features are designed to improve the efficiency, reliability, and overall performance of the power supply. Some examples of advanced power management features include:

  • Power Factor Correction (PFC): PFC is a technique that improves the power factor of a power supply by reducing the amount of harmonic distortion in the input current. This can result in improved efficiency, as well as a reduction in the amount of power wasted as heat.
  • Active Power Factor Correction (APFC): APFC is an advanced form of PFC that uses a circuit to actively correct the power factor of a power supply. APFC can result in even higher efficiency than standard PFC.
  • Over-Voltage Protection (OVP): OVP is a feature that protects a power supply from damage caused by an overvoltage condition. This can occur if the voltage supplied to the power supply is higher than the maximum rated voltage.
  • Over-Current Protection (OCP): OCP is a feature that protects a power supply from damage caused by an overcurrent condition. This can occur if the current supplied to the power supply is higher than the maximum rated current.
  • Short-Circuit Protection (SCP): SCP is a feature that protects a power supply from damage caused by a short circuit. This can occur if the voltage and current supplied to the power supply are both at a very high level.
  • Temperature Control: Power supplies with temperature control features can automatically adjust the cooling fan speed according to the temperature inside the power supply. This can help to prevent overheating and prolong the life of the power supply.

All these features are added to provide better performance, reliability and increase the lifespan of the power supply.

Versatile and Scalable Power Connectivity

"Versatile and Scalable Power Connectivity" refers to the ability of a power supply to adapt to various power needs and provide flexibility in terms of power connections. This can include different voltage and amperage options, as well as the ability to connect multiple devices to the power supply. This type of power supply is particularly useful in storage systems, where multiple hard drives or other devices may need to be connected at the same time. Having a scalable power supply can help ensure that the storage system has the necessary power to operate efficiently and effectively, and can also help prevent issues such as power overload or under-supply. Additionally, it can allow for future expansion and upgrades to the system without having to replace the power supply.

Product Information

  • Manufacturer: HP
  • MPN: 519842-001
  • Type: Power Supply
  • Sub-Type: Storagework Power Supply
  • SKU: 519842-001


  • Pluggable Yes
  • Category Proliant
  • Wattage : 250 Watt


  • Compatibility: For EVA4400
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Here, you can check more available conditions of your desired product 519842-001 at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


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What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

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(b) any misuse outside the instructions in the user manual for any specific product;

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What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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