# Power supply unit HP Enterprise 865408-B21, server 500W, 80 PLUS Platinum, 94% efficiency, grey

**URL:** https://aio.lv/en/product--hp-enterprise-865408-b21--11028370
**Data updated:** 2026-01-21 11:06 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** HP Enterprise
**Manufacturer code:** 865408-B21
**EAN:** 0190017072661
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 135.49 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 111.98 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-865408-b21--11028370

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Server power supply unit HP Enterprise 865408-B21 delivers 500 W total power with 80 PLUS Platinum efficiency (approx. 94%). Supports AC input 100–240 V and 50–60 Hz. Compact grey module (68 × 225.3 × 40.4 mm) weighing 1.36 kg, designed for server installations to provide stable, energy-efficient power and reduce operating costs.

## Long description

The HPE 865408-B21 is a 500W server power supply unit with 80 PLUS Platinum efficiency designed to reduce energy waste and lower data center power requirements. Its compact form factor (68 mm × 40.4 mm × 225.3 mm) and grey finish make it suitable for a range of HPE ProLiant server configurations. The unit supports an AC input range of 100–240 V at 50–60 Hz and integrates with HPE Flexible Slot and Common Slot strategies for simplified spares management.
Advantages
This 500W HPE power supply delivers up to 94% efficiency under typical conditions, meeting 80 PLUS Platinum certification to help reduce power consumption and operating costs. The smaller form factor frees internal rack space for additional server options and improved thermal performance. Tool-less hot-plug access allows quick replacement and improved serviceability, and broad support across HPE ProLiant Gen10 and ProLiant 300 Gen9 families simplifies spare-part strategies.
Suitable for
 HPE ProLiant Gen10 server deployments
 HPE ProLiant 300 Gen9 server configurations
 Data centers seeking high-efficiency 500W PSUs
 Environments requiring compact, serviceable power modules
Key specifications
 Total power: 500 W
 Efficiency: 94%
 80 PLUS certification: 80 PLUS Platinum
 AC input voltage: 100–240 V
 Input frequency: 50–60 Hz
 Dimensions (W × D × H): 68 mm × 40.4 mm × 225.3 mm
 Weight: 1.36 kg
 Product colour: Grey
 Manufacturer part number (MPN): 865408-B21
 EAN: 0190017072661
How to use
Install the HPE 865408-B21 in the compatible power bay of an HPE ProLiant server following the server manufacturer's instructions. Ensure AC input is within the specified 100–240 V and 50–60 Hz range before powering on. The unit supports tool-less hot-plug removal and replacement; power down or follow hot-swap procedures recommended by the server to avoid disruption. Verify proper seating and connector engagement before restoring power.
Usage recommendations
For reliable operation, use this PSU within rated voltage and frequency ranges, maintain adequate rack airflow, and keep spare units that match HPE ProLiant compatibility to minimize downtime. Follow HPE service manuals for hot-plug and replacement procedures.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 500 W |
| Efficiency | 94 % |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |

### Performance

| Feature | Value |
|---|---|
| Purpose | Server |
| 80 PLUS certification | 80 PLUS Platinum |

### Design

| Feature | Value |
|---|---|
| Product colour | Grey |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 1.36 kg |
| Height | 225.3 mm |
| Width | 68 mm |
| Depth | 40.4 mm |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the HP Enterprise 865408-B21 500W 80 PLUS Platinum PSU cost, and is it available for purchase?

The price is 135.49 € (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 15.07.2026 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: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay. 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, efficiency, 80 plus certification, weight, product colour, 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/11028370/64487225_large.webp