# MEAN WELL RSP-320-15 Power Supply Unit 321W 15V

**URL:** https://aio.lv/en/product--mean-well-rsp-320-15--1789897
**Data updated:** 2026-07-23 04:11 (EEST)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** RSP-320-15
**EAN:** 4021087013840
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 94.49 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 78.09 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-rsp-320-15--1789897

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.08.2026 | free |
| Pickup points | 26.08.2026 | 1.79 EUR |
| Courier delivery to door | 26.08.2026 | 4.99 EUR |

## Summary description

The MEAN WELL RSP-320-15 is a high-efficiency 321W power supply unit designed for industrial applications. It features a 1U low-profile form factor, universal AC input range of 88-264V, and active PFC function. Equipped with a built-in cooling fan, it ensures reliable operation with an MTBF of 206,500 hours. This unit meets international safety standards including UL60950-1 and TUV EN60950-1, providing stable power for demanding electronic systems.

## Long description

The MEAN WELL RSP-320-15 is a high-performance 321W power supply unit engineered for demanding industrial environments. Featuring a compact 1U low-profile design with a height of only 30mm, this unit is optimized for space-constrained installations. It supports a universal AC input range from 88V to 264V and incorporates an active power factor correction (PFC) function to ensure efficient energy utilization. With a robust build quality and a high MTBF of 206,500 hours, it provides consistent and reliable power delivery for various electronic systems.
Advantages
This power supply unit offers exceptional efficiency reaching up to 90%, which helps in reducing heat dissipation and operational costs. The inclusion of an active PFC function with a power factor greater than 0.95 ensures compliance with power quality standards. Its low-profile 1U form factor allows for seamless integration into standard rack-mount systems or tight enclosures. Furthermore, the integrated cooling fan maintains optimal operating temperatures, while the built-in LED indicator provides immediate visual confirmation of the power status.
Suitable for
Industrial automation systems
Telecommunications equipment
LED display and lighting applications
Test and measurement instruments
Factory automation machinery
When it may not be suitable
This unit is designed specifically for industrial and professional electronic applications and may not be suitable for consumer-grade home appliances or environments requiring silent operation, as the built-in cooling fan generates audible noise. It is not intended for outdoor use unless housed in a protective, weather-resistant enclosure.
Key specifications
Output power: 321W
Output voltage: 15V
Input voltage range: 88-264V AC
Efficiency: Up to 90%
Form factor: 1U low profile (30mm)
Active PFC: Built-in (PF \> 0.95)
Safety standards: UL60950-1, TUV EN60950-1
How to use
Installation should be performed by qualified personnel. Connect the AC input lines to the designated terminals, ensuring the voltage matches the specified range. Secure the unit to a flat surface or chassis using the mounting holes provided, ensuring adequate airflow around the cooling fan intake and exhaust. Connect the DC output to your load, observing correct polarity. Verify the connection by checking the LED indicator after powering on the device.
What to consider before purchase
Verify that the 15V output matches the requirements of your specific equipment.
Ensure the installation environment provides sufficient ventilation for the cooling fan.
Check if the physical dimensions fit your intended mounting space.
Confirm that the total power consumption of your system does not exceed the 321W limit.
Usage recommendations
Ensure that the power supply is installed in a clean, dry environment free from excessive dust or moisture. Regularly inspect the cooling fan for debris to maintain optimal thermal performance and extend the lifespan of the unit.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.9 kg |
| Mean time between failures (MTBF) | 206500 h |
| Safety | UL60950-1, TUV EN60950-1 , CCC GB4943 approved |
| Operating relative humidity (H-H) | 20 - 90 |
| Storage temperature (T-T) | -40 - 85 |
| Operating temperature (T-T) | -30 - 70 |
| Storage relative humidity (H-H) | 10 - 95 |
| Height | 30 mm |
| LED indicators | Y |
| Width | 115 mm |
| Depth | 215 mm |
| Product colour | Metallic |
| Number of fans | 1 fan(s) |
| Efficiency | 88.5 % |
| Hold time | 8 ms |
| Rise time | 50 ms |
| Power protection features | Overload, Short circuit, Overheating, Over voltage |
| Fan location | Top |
| Power Factor Correction (PFC) type | Active |
| AC input frequency | 47 - 63 |
| AC input voltage | 88 - 264 |
| Total power | 321 W |
| Power supply unit (PSU) form factor | 1U |

## FAQ

### How much does the MEAN WELL RSP-320-15 Power Supply Unit cost, and is it available for purchase?

The price is 94.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 25 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 21.08.2026 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 mean well 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 mean well 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

### Where can I download the instructions for MEAN WELL RSP-320-15 Power Supply Unit?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/1789897/58083107_large.webp