# Power supply unit HP 865408R-B21 500 W, 80 PLUS Platinum, AC 100–240 V, for ProLiant DL360 Gen10+

**URL:** https://aio.lv/en/product--hp-865408r-b21--12065582
**Data updated:** 2026-03-12 21:44 (EET)
**Category:** Server Parts & Components
**Manufacturer:** HP
**Manufacturer code:** 865408R-B21
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 104.49 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 86.36 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-865408r-b21--12065582

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 23.07.2026 | free |
| Pickup points | 28.07.2026 | 1.89 EUR |
| Courier delivery to door | 28.07.2026 | 4.99 EUR |

## Summary description

Server power supply unit HP 865408R-B21 with 500 W total power and 80 PLUS Platinum efficiency (94%). Supports AC input 100–240 V. Designed for HP ProLiant DL360 Gen10+ servers. Compact grey enclosure (68 × 40.4 × 225.3 mm). Provides reliable, energy-efficient power delivery for rack-mounted servers and enterprise workloads.

## Long description

The HP 865408R-B21 500 W power supply is designed for use with HP ProLiant DL360 Gen10+ servers to deliver stable, energy-efficient power for rack-mounted enterprise workloads. With 80 PLUS Platinum efficiency (approximately 94%) and support for an AC input range of 100–240 V, this compact unit (68 × 40.4 × 225.3 mm) provides reliable power delivery while helping to reduce power losses in data center environments. The enclosure features a compact grey form factor that supports tool-less hot-plug servicing and integration into standard server chassis.
Advantages
This power supply combines high efficiency and a reduced form factor to lower operating costs and free space inside the server chassis. Its Platinum efficiency rating minimizes wasted energy and heat, contributing to improved overall data center efficiency. The modular, hot-pluggable design simplifies replacement and maintenance without extended downtime. Compatibility with the ProLiant DL360 Gen10+ ensures predictable integration and support within HPE server deployments.
Suitable for
Provisioning or replacing a single power module in HP ProLiant DL360 Gen10+ servers
Rack-mounted enterprise servers requiring a 500 W, 100–240 V AC power source
Data center environments seeking high-efficiency 80 PLUS Platinum power supplies
Key specifications
Output power: 500 W total
Efficiency: 80 PLUS Platinum (approximately 94% efficiency)
Input voltage: AC 100–240 V
Form factor: compact module, dimensions 68 × 40.4 × 225.3 mm
Color: grey enclosure
Hot-plug capability: tool-less hot-plug access for serviceability
How to use
Install the HP 865408R-B21 power supply into the designated power bay of a compatible HP ProLiant DL360 Gen10+ server following the server manufacturer’s installation instructions. Ensure the server is powered down or follow hot-swap procedures if supported by your server configuration. Connect the AC input to a properly rated power source within the 100–240 V range and verify that the power indicators on the server and supply show normal operation. After installation, monitor server logs and power metrics to confirm stable operation.
Usage recommendations
Use this unit within the specified input voltage range and in environments with appropriate cooling and airflow for rack-mounted servers. For redundancy and higher availability, deploy power supplies in redundant configurations as supported by the server model. Replace units with identical or compatible rated supplies to maintain balanced power distribution and efficiency.

## Specifications

| Feature | Value |
|---|---|
| Weight | 1.36 kg |
| Height | 225.3 mm |
| Width | 68 mm |
| Depth | 40.4 mm |
| Product colour | Grey |
| Compatible products | ProLiant DL360 Gen10+ |
| Purpose | Server |
| Efficiency | 94 % |
| 80 PLUS certification | 80 PLUS Platinum |
| AC input voltage | 100 - 240 |
| Total power | 500 W |
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the HP 865408R-B21 500 W power supply unit cost, and is it available for purchase?

The price is 104.49 € (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 23.07.2026 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, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can HP 865408R-B21 500 W power supply unit be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 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 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

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