---
product_id: 72923358
title: "LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9\" L x 3.23\" W x 1.18\" H"
brand: "mean well"
price: "720015₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/72923358-lrs-50-12-switching-power-supply-single-output-12v-4
store_origin: VN
region: Vietnam
---

# 50.4W high power output Compact 3.9" x 3.23" x 1.18" size Operates up to 70°C high temp LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9" L x 3.23" W x 1.18" H

**Brand:** mean well
**Price:** 720015₫
**Availability:** ✅ In Stock

## Summary

> ⚡ Power up your projects with compact, surge-proof confidence!

## Quick Answers

- **What is this?** LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9" L x 3.23" W x 1.18" H by mean well
- **How much does it cost?** 720015₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/72923358-lrs-50-12-switching-power-supply-single-output-12v-4)

## Best For

- mean well enthusiasts

## Why This Product

- Trusted mean well brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Space-Savvy Design:** Ultra-compact 1U low profile fits seamlessly into tight setups.
- • **Built to Brave Surges:** Withstands 300Vac surge input for 5 seconds, ensuring durability under stress.
- • **Energy Efficient Standby:** Consumes less than 0.5W when idle, saving power without compromise.
- • **Power that Packs a Punch:** Delivers a robust 12V at 4.2A for reliable, consistent performance.
- • **Heat-Resistant Reliability:** Operates smoothly at temperatures up to 70°C, perfect for demanding environments.

## Overview

The Mean Well LRS-50-12 is a compact, high-efficiency switching power supply delivering 12V at 4.2A (50.4W). It features selectable AC input, withstands 300Vac surges for 5 seconds, consumes under 0.5W in no-load mode, and operates reliably in temperatures up to 70°C, all within a sleek 1U low-profile design.

## Description

Mean Well LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9" L x 3.23" W x 1.18" H

## Features

- Ac input range selectable by a switch
- Withstand 300Vac surge input for 5 second
- Not load power consumption <0.5W
- Miniature size and 1U low profile
- High operating temperature up to 70 degree c

## Images

![LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9" L x 3.23" W x 1.18" H - Image 1](https://m.media-amazon.com/images/I/71QWil8EMmL.jpg)

## Frequently Bought Together

- Mean Well LRS-50-12 Switching Power Supply, Single Output, 12V, 4.2A, 50.4W, 3.9" L x 3.23" W x 1.18" H
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**Shop now:** [https://www.desertcart.vn/products/72923358-lrs-50-12-switching-power-supply-single-output-12v-4](https://www.desertcart.vn/products/72923358-lrs-50-12-switching-power-supply-single-output-12v-4)

---

*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-05*