# Power Supply Unit HPE 511778-001 750W 1U

**URL:** https://aio.lv/en/product--hp-enterprise-511778-001-rfb--496176
**Data updated:** 2026-01-12 19:28 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** HP Enterprise
**Manufacturer code:** 511778-001-RFB
**EAN:** 5712505280799
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 20.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 16.93 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-511778-001-rfb--496176

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The HPE 511778-001 is a 750W power supply unit designed for servers. It features an AC input voltage range of 100-240V and is certified with 80 PLUS Gold for energy efficiency. The compact 1U form factor measures 86.3 mm in width, 190.5 mm in depth, and 38.1 mm in height, making it ideal for space-constrained environments. This PSU ensures reliable power delivery and is suitable for various HPE server models.

## Long description

The HPE 511778-001 750W 1U power supply unit provides up to 750 W of continuous power for compatible HPE server systems. Designed in a compact 1U form factor (86.3 mm × 190.5 mm × 38.1 mm) and weighing approximately 1.36 kg, this PSU supports an AC input voltage range of 100–240 V and carries an 80 PLUS Gold efficiency certification. The unit is intended to deliver stable power in rack-mounted or space-constrained server environments and is compatible with a range of HPE server models that accept this modular supply.
Advantages
The 80 PLUS Gold certification indicates improved energy efficiency, reducing power loss and cooling requirements compared with lower-efficiency units. The compact 1U dimensions make the PSU suitable for high-density rack installations. With a rated total power of 750 W and a broad AC input range of 100–240 V, the unit offers reliable power delivery and flexibility for different regional power systems. The moderate weight (about 1.36 kg) and standardized mounting enable straightforward installation and replacement in compatible servers.
Suitable for
 Rack-mounted HPE servers requiring a 750 W modular power supply
 Data center or enterprise environments with limited depth or 1U bay constraints
 Systems needing an 80 PLUS Gold certified PSU for improved energy efficiency
 Replacement or spare part for HPE models that accept part number 511778-001
Key specifications
 Total power: 750 W
 80 PLUS certification: 80 PLUS Gold
 AC input voltage: 100–240 V
 Form factor: 1U (86.3 mm × 190.5 mm × 38.1 mm)
 Weight: 1.36 kg
 Brand: HP Enterprise
 Manufacturer part number (MPN): 511778-001-RFB
 EAN: 5712505280799
How to use
Before installation, power down the server and disconnect the system from the mains supply. Verify compatibility with the server model and confirm the part number matches required specifications. Slide the PSU into the designated 1U bay or module slot and secure any locking mechanism according to the server manufacturer’s instructions. Connect the internal power connector(s) if required and restore mains power. Monitor the server after power-up to ensure the PSU is recognized and operating within normal parameters.
Usage recommendations
Use this PSU in environments that meet the server’s recommended operating conditions, including adequate ventilation and ambient temperature limits. For redundancy, consider deploying with redundant power configurations where supported by the server. Replace the unit with an identical or manufacturer-approved part (MPN 511778-001-RFB) to maintain compatibility and efficiency; observe electrostatic discharge precautions during handling.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 750 W |
| AC input voltage | 100 - 240 |

### Performance

| Feature | Value |
|---|---|
| Purpose | Server |
| 80 PLUS certification | 80 PLUS Gold |
| Compatible products | ProLiant ML150 G6, ProLiant ML350 G6, ProLiant ML370 G6 |
| Power supply unit (PSU) form factor | 1U |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.36 kg |
| Height | 38.1 mm |
| Width | 86.3 mm |
| Depth | 190.5 mm |

## FAQ

### How much does the Power Supply Unit HPE 511778-001 cost, and is it available for purchase?

The price is 20.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HP Enterprise products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP Enterprise service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: total power, 80 plus certification, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/496176/64685465_large.webp