# Power Supply Unit MEAN WELL LRS-350-12

**URL:** https://aio.lv/en/product--mean-well-lrs-350-12--3446105
**Data updated:** 2026-01-13 17:42 (EET)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** LRS-350-12
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 44.84 €
**Prices and availability valid until:** 2026-08-14 23:59
**Price without VAT (21%):** 37.06 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-lrs-350-12--3446105

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Tuesday | free |
| Pickup points | 24.07.2026 | 1.89 EUR |
| Courier delivery to door | 24.07.2026 | 4.99 EUR |

## Summary description

The MEAN WELL LRS-350-12 is a reliable power supply unit with a total power of 348 W. It operates with an AC input voltage of 90-264 V and a frequency of 47-63 Hz. This universal power supply features active cooling and comes in a compact grey design with dimensions of 215 mm x 115 mm x 30 mm. Ideal for various applications, it ensures stable performance and efficiency.

## Long description

The MEAN WELL LRS-350-12 is a compact industrial power supply unit delivering a total power of 348 W with a nominal output voltage of 12 V. Designed for universal AC mains input ranging from 90 to 264 V at 47–63 Hz, this supply provides stable DC output in a small grey enclosure measuring 215 mm x 115 mm x 30 mm. The unit includes active cooling to maintain thermal stability under load and is suitable for continuous operation in equipment requiring reliable 12 V power.
Advantages
The MEAN WELL LRS-350-12 combines a high power-to-size ratio with a broad AC input range, allowing use across different mains standards without the need for additional adapters. Its active cooling supports consistent performance at higher loads while the compact metal housing simplifies installation in constrained spaces. The model's construction and regulated output help reduce voltage fluctuation risks for connected devices.
Подходит для
Промышленного и лабораторного оборудования, требующего 12 В питания
Систем автоматизации и управления
LED-модулей и подсветки с общим потреблением до 348 Вт
Резервных и стационарных источников питания для электронных систем
Key specifications
Total output power: 348 W
Nominal output voltage: 12 V DC
Input voltage range: 90–264 V AC
Input frequency: 47–63 Hz
Cooling method: active cooling (fan-assisted)
Housing color and material: grey compact enclosure
Dimensions: 215 mm × 115 mm × 30 mm
How to use
Connect the AC input wires to a properly rated mains supply within the specified 90–264 V range and observe correct polarity on the DC output terminals. Mount the unit in a location with adequate ventilation to allow the active cooling to operate effectively and avoid placing it near heat sources. Verify connections and load current before powering the device; the supply is intended for continuous operation within its rated power limits.
Usage recommendations
Use appropriate overcurrent and short-circuit protection on the DC output and ensure the installation complies with local electrical codes. Allow space around the unit for airflow, and if the environment has high dust or humidity, consider additional protective measures to maintain long-term reliability.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.76 kg |
| Power supply type | Indoor |
| Operating relative humidity (H-H) | 20 - 90 |
| Storage temperature (T-T) | -40 - 85 |
| Operating temperature (T-T) | -25 - 70 |
| Storage relative humidity (H-H) | 10 - 95 |
| Height | 30 mm |
| Width | 215 mm |
| Depth | 115 mm |
| Product colour | Grey |
| Purpose | Universal |
| Efficiency | 85 % |
| Hold time | 16 ms |
| Cooling type | Active |
| Power protection features | Overload, Overheating, Over voltage |
| AC input frequency | 47 - 63 |
| AC input voltage | 90 -264 |
| Total power | 348 W |
| Quantity per pack | 1 pc(s) |

## FAQ

### How much does the Power Supply Unit MEAN WELL LRS-350-12 cost, and is it available for purchase?

The price is 44.84 € (valid at the time of publication and already includes all taxes). The item is available for order — 30 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 Tuesday 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. 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 Power Supply Unit MEAN WELL LRS-350-12?

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/3446105/64216030_large.webp