# Power Supply Unit Inter-Tech Aspower R2A-DV0550-N 550 W

**URL:** https://aio.lv/en/product--inter-tech-99997231--1720098
**Data updated:** 2026-01-13 17:32 (EET)
**Category:** Power Supplies (PSU)
**Manufacturer:** INTER-TECH
**Manufacturer code:** 99997231
**EAN:** 4260455642293
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 307.49 €
**Prices and availability valid until:** 2026-07-05 23:59
**Price without VAT (21%):** 254.12 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--inter-tech-99997231--1720098

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

The Inter-Tech Aspower R2A-DV0550-N is a 550 W power supply unit designed for servers. It features a 20+4 pin ATX motherboard connector, operates on an AC input voltage of 115 - 230 V, and boasts an efficiency of 92%. With an 80 PLUS Gold certification and a mean time between failures (MTBF) of 100,000 hours, this stainless steel unit includes two 4 cm fans for optimal cooling. Dimensions: 100 mm (W) x 270 mm (D) x 84 mm (H).

## Long description

The Inter-Tech Aspower R2A-DV0550-N 550 W is a compact server power supply designed to deliver stable power for small rack or tower servers and workstations. The unit provides 550 W total output with 92% efficiency and an 80 PLUS Gold certification, ensuring reduced energy losses and reliable performance. It features a 20+4 pin ATX motherboard connector, dual 40 mm fans for active cooling and a stainless steel enclosure with dimensions of 100 mm (W) x 270 mm (D) x 84 mm (H).
Advantages
This power supply combines high efficiency and a small footprint to suit constrained server environments. The 80 PLUS Gold rating and 92% efficiency help lower power consumption and heat generation under typical loads. Two 40 mm fans provide directed airflow to critical components while the stainless steel housing offers mechanical durability. A mean time between failures (MTBF) of 100,000 hours indicates long-term reliability for continuous operation.
Suitable for
Small rack or tower servers requiring a compact 550 W PSU
Workstations with a 20+4 pin ATX motherboard connector
Systems where energy efficiency and reduced heat output are important
Environments needing a durable stainless steel PSU enclosure
Key specifications
Total power: 550 W
Efficiency: 92%
Certification: 80 PLUS Gold
Motherboard connector: 20+4 pin ATX
AC input voltage range: 115–230 V
Cooling: two 40 mm fans
MTBF: 100,000 hours
Dimensions: 100 mm (W) x 270 mm (D) x 84 mm (H)
Weight: 2.55 kg
Colour: Stainless steel
How to use
Install the Inter-Tech Aspower R2A-DV0550-N into a compatible chassis following standard PSU mounting procedures and the server or workstation manufacturer’s instructions. Connect the 20+4 pin ATX cable to the motherboard main power socket and attach any additional peripheral connectors required by drives or expansion cards. Ensure the AC input is set to an appropriate supply within the 115–230 V range and secure the unit to prevent vibration. Provide adequate airflow in the chassis so the twin 40 mm fans can maintain cooling.
Usage recommendations
Use the PSU in systems that match its power rating and connector type; avoid continuous loading above the rated capacity. Keep air intakes clear and perform periodic checks for dust accumulation on the fans and housing. For stable long-term operation, pair the power supply with components whose combined consumption remains within the 550 W total output and follow local electrical safety regulations when connecting to mains power.

## Specifications

### Power

| Feature | Value |
|---|---|
| Total power | 550 W |
| Efficiency | 92 % |
| Power protection features | Short circuit, Overheating, Over voltage, Over power, Over current |
| AC input voltage | 115 - 230 |

### Ports & interfaces

| Feature | Value |
|---|---|
| Motherboard power connector | 20+4 pin ATX |
| Floppy disk drive connector | Yes |
| Number of SATA power connectors | 2 |
| Peripheral (Molex) power connectors (4-pin) | 6 |
| ATX power connector (20+4 pin) | Yes |
| CPU power connector (4+4 pin) | Yes |

### Performance

| Feature | Value |
|---|---|
| Purpose | Server |
| 80 PLUS certification | 80 PLUS Gold |
| Mean time between failures (MTBF) | 100000 h |

### Design

| Feature | Value |
|---|---|
| Fan diameter | 40 mm |
| Number of fans | 2 fan(s) |
| Product colour | Stainless steel |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 2.55 kg |
| Height | 84 mm |
| Width | 100 mm |
| Depth | 270 mm |

### Packaging data

| Feature | Value |
|---|---|
| Package weight | 3320 g |

### Logistics data

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

## FAQ

### How much does the Power Supply Unit Inter-Tech Aspower R2A-DV0550-N cost, and is it available for purchase?

The price is 307.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 49 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 22.06.2026 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 Power Supply Unit Inter-Tech Aspower R2A-DV0550-N 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 INTER-TECH 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 INTER-TECH 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, motherboard power connector, 80 plus certification, fan diameter, 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/1720098/64778770_large.webp