# Power Supply Unit HPE 656364-B21-RFB

**URL:** https://aio.lv/en/product--hp-enterprise-656364-b21-rfb--205522
**Data updated:** 2026-02-12 09:41 (EET)
**Category:** Server Parts & Components
**Manufacturer:** HP Enterprise
**Manufacturer code:** 656364-B21-RFB
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 43.49 €
**Prices and availability valid until:** 2026-08-04 23:59
**Price without VAT (21%):** 35.94 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-656364-b21-rfb--205522

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 20.07.2026 | free |
| Pickup points | 23.07.2026 | 1.89 EUR |
| Courier delivery to door | 23.07.2026 | 4.99 EUR |

## Summary description

The HPE 656364-B21-RFB is a 1200 W power supply unit designed for servers. It features a 1U form factor, 80 PLUS Platinum certification for high efficiency, and supports an AC input voltage range of 100 - 240 V and frequency of 50 - 60 Hz. With dimensions of 38.1 mm width, 190.5 mm depth, and 86.3 mm height, this metallic PSU ensures reliable power delivery for your enterprise needs.

## Long description

The HPE 656364-B21-RFB is a 1200 W server power supply unit in a 1U form factor, engineered for rack-mounted server environments. It delivers up to 1200 watts of DC output and carries an 80 PLUS Platinum efficiency rating, helping to reduce energy loss and heat generation. The power supply accepts an AC input voltage range of 100–240 V at 50–60 Hz and is housed in a metallic enclosure with compact dimensions of 38.1 mm width, 190.5 mm depth and 86.3 mm height to fit standard server bays.
Advantages
This PSU provides high efficiency through its 80 PLUS Platinum certification, which improves power conversion and lowers operating costs. The 1U form factor and compact dimensions make it suitable for high-density rack installations where space is limited. The metallic construction contributes to durability and electromagnetic shielding, while the wide AC input range ensures compatibility with global power systems.
Suitable for
Rack-mounted servers in data centers and enterprise environments
High-density server chassis with 1U power supply bays
Applications requiring stable 1200 W power delivery with high efficiency
Key specifications
Output power: 1200 W
Form factor: 1U
Efficiency certification: 80 PLUS Platinum
AC input voltage: 100–240 V
AC input frequency: 50–60 Hz
Enclosure material: metallic
Dimensions (W × D × H): 38.1 mm × 190.5 mm × 86.3 mm
How to use
Install the HPE 656364-B21-RFB into a compatible 1U server power bay following the server manufacturer’s installation procedure. Ensure the server is powered down and disconnected from mains before replacing or installing the PSU. Connect the AC input cable to an appropriate power source within the 100–240 V, 50–60 Hz range and secure any fastening mechanisms provided by the chassis. After installation, power on the server and verify that the system recognizes the PSU and that server management tools report normal power status.
Usage recommendations
Place the power supply in an environment that meets the server’s recommended operating temperature and humidity ranges, provide adequate airflow to the rack, and use surge protection or appropriate power distribution equipment to maintain stable AC input. Regularly inspect connections and the unit for dust buildup and physical damage to ensure reliable long-term operation.

## Specifications

| Feature | Value |
|---|---|
| Weight | 1.13 kg |
| Height | 86.3 mm |
| Width | 38.1 mm |
| Depth | 190.5 mm |
| Product colour | Metallic |
| Compatible products | ProLiant DL360p Gen8, ProLiant DL380p Gen8, ProLiant ML350p Gen8, ProLiant SL250s Gen8 |
| Purpose | Server |
| Efficiency | 94 % |
| Power factor | 0.998 |
| 80 PLUS certification | 80 PLUS Platinum |
| AC input frequency | 50 - 60 |
| AC input voltage | 100 - 240 |
| Total power | 1200 W |
| Power supply unit (PSU) form factor | 1U |

## FAQ

### How much does the Power Supply Unit 656364-B21-RFB cost, and is it available for purchase?

The price is 43.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 20.07.2026 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

## Image

https://aio.lv/img/cache/product/205522/65766438_large.webp