# Hewlett Packard Enterprise Redundant Power Supply G5 IEC

**URL:** https://aio.lv/en/product--hp-enterprise-399771-b21-rfb--496157
**Data updated:** 2026-01-12 19:28 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** HP Enterprise
**Manufacturer code:** 399771-B21-RFB
**EAN:** 5704327189855
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 222.99 €
**Prices and availability valid until:** 2026-08-02 23:59
**Price without VAT (21%):** 184.29 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-enterprise-399771-b21-rfb--496157

## 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 Hewlett Packard Enterprise Redundant Power Supply G5 IEC is a high-quality backup device that provides continuous power for data centers. Model: G5 IEC, power output: 800W, efficiency: 94%. Ideal for HP servers and storage solutions.

## Long description

The Hewlett Packard Enterprise Redundant Power Supply G5 IEC (model 399771-B21-RFB, EAN 5704327189855) is an 800W redundant power supply unit designed to provide continuous backup power for enterprise-class servers and storage systems. With a reported efficiency of 94%, this HP Enterprise PSU supports IEC power connections and is intended for use in data centers and rack-mounted equipment where reliable power redundancy is required. The unit is compatible with HP server and storage platforms that accept the G5 IEC form factor and MPN designation.
Advantages
This redundant power supply delivers 800W of power with high operational efficiency (94%), reducing energy loss and cooling requirements. Its IEC interface simplifies integration into standard data center power infrastructures. The unit’s compatibility with HP Enterprise systems ensures straightforward replacement or addition to existing redundant power configurations, minimizing downtime during maintenance or component failure.
Suitable for
Rack-mounted HP servers requiring redundant PSU support
Enterprise storage enclosures compatible with G5 IEC power supplies
Data center deployments where continuous power availability is critical
IT environments needing hot-swap or redundant power capacity
Key specifications
Brand: HP Enterprise
Model / MPN: 399771-B21-RFB
EAN: 5704327189855
Form factor: G5 IEC redundant power supply
Power output: 800W
Efficiency: 94%
Category: PSU (Power Supply Unit)
How to use
Install the Hewlett Packard Enterprise Redundant Power Supply G5 IEC into the designated PSU bay of a compatible HP server or storage chassis following the manufacturer’s service manual. Ensure the system is powered down or that the chassis supports hot-swap PSU installation according to the server documentation. Connect the IEC power cable to an appropriate data center power source and verify that system management firmware recognizes the unit. Monitor PSU status via the server’s management interface or hardware indicators to confirm proper operation and redundancy status.
Usage recommendations
Use validated power cables and proper rack power distribution units (PDUs) matching the PSU’s IEC interface. Maintain ambient temperatures within manufacturer-recommended ranges and perform periodic inspections of connectors and airflow paths. When replacing a failed unit, follow HP Enterprise service guidelines to preserve redundancy and avoid interruption to critical services.

## FAQ

### How much does the Hewlett Packard Enterprise Redundant Power Supply G5 IEC cost, and is it available for purchase?

The price is 222.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 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

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