# MEAN WELL RS-50-12 Power Supply Unit 50.4 W 88 - 264 V Silver

**URL:** https://aio.lv/en/product--mean-well-rs-50-12--1790953
**Data updated:** 2026-07-27 18:21 (EEST)
**Category:** Other goods
**Manufacturer:** mean well
**Manufacturer code:** RS-50-12
**EAN:** 4021087014533
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.49 €
**Prices and availability valid until:** 2026-08-27 23:59
**Price without VAT (21%):** 26.02 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--mean-well-rs-50-12--1790953

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 25.08.2026 | free |
| Pickup points | 28.08.2026 | 1.79 EUR |
| Courier delivery to door | 28.08.2026 | 4.99 EUR |

## Summary description

The MEAN WELL RS-50-12 is a reliable 50.4 W power supply unit designed for efficient electrical conversion. It features an AC input voltage range of 88 to 264 V and passive cooling for silent operation. Built with overvoltage, overload, and short-circuit protections, this unit ensures safe and stable performance in various industrial and electronic applications.

## Long description

The MEAN WELL RS-50-12 is a reliable 50.4 W power supply unit designed for efficient electrical conversion. It features a universal AC input voltage range of 88 to 264 V, passive cooling by free air convection for silent operation, and high reliability for various industrial and electronic applications.
Advantages
This power supply unit offers high efficiency and long operating life, utilizing 105 degree Celsius long life electrolytic capacitors. It provides comprehensive safety features including short circuit, overload, and overvoltage protections. The unit is built to withstand 300 VAC surge input for 5 seconds and passes a 5G vibration test, ensuring stable performance under demanding conditions. Additionally, it features a low no-load power consumption of under 0.5 watts, a convenient LED indicator for power on status, and has undergone a 100 percent full load burn-in test.
Suitable for
Industrial automation systems
Electronic equipment requiring stable DC power
LED lighting and display installations
General laboratory and workshop setups
When it may not be suitable
This device is not designed for outdoor use without a weatherproof enclosure, as it lacks moisture and dust protection. It may also be insufficient for high-power applications that exceed its 50.4 W output capacity.
Key specifications
Power output: 50.4 W
AC input voltage range: 88 to 264 V
Frequency range: 47 to 63 Hz
Hold-up time: 14 ms
Efficiency: 84.5%
Cooling: Free air convection
Protections: Overvoltage, overload, short circuit
Operating temperature: Up to 70 °C
Color: Silver
How to use
Connect the appropriate AC input wires to the designated terminal blocks while ensuring the mains power is switched off. Connect your DC load to the output terminals, verifying correct polarity before turning the power back on. Mount the unit securely on a flat surface allowing sufficient space around the enclosure for natural air convection and cooling.
What to consider before purchase
Verify that the 50.4 W power output meets the total power requirements of your connected devices.
Check the physical dimensions and mounting orientation to ensure it fits within your enclosure or workspace.
Confirm that your input voltage matches the 88 to 264 V operational range.
Usage recommendations
Ensure adequate ventilation around the power supply unit to maintain optimal operating temperatures and prevent thermal shutdown during continuous load.

## Specifications

| Feature | Value |
|---|---|
| Weight | 0.41 kg |
| Mean time between failures (MTBF) | 228000 h |
| 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 | 97 mm |
| LED indicators | Yes |
| Width | 36 mm |
| Depth | 99 mm |
| Product colour | Silver |
| Efficiency | 84.5 % |
| Hold time | 14 ms |
| Rise time | 30 ms |
| Cooling type | Passive |
| Power protection features | Overload, Short circuit, Over voltage |
| Voltage tolerance | 1 % |
| AC input frequency | 47 - 63 |
| AC input voltage | 88 - 264 |
| Total power | 50.4 W |

## FAQ

### How much does the MEAN WELL RS-50-12 Power Supply Unit cost, and is it available for purchase?

The price is 31.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 43 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 25.08.2026 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

## Image

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