Meanwell Power supply LRS-50-12 50.4W 12V 4.2A LED Constant Voltage Driver

The Mean Well LRS-50-12 is a constant voltage switching power supply rated at 50.4W, designed for LED lighting applications and electronic systems requiring a stable 12V DC output. Built in aluminum with a compact form factor, this driver reflects Mean Well's worldwide reputation for quality and reliability in LED power supply solutions.

Thanks to its universal 100-240V AC input voltage compatibility, the LRS-50-12 is suitable for installations across EU, USA, UK, Australia, and Japan markets, making it a professional choice for 12V LED strips, recessed lighting systems, and decorative luminaires.

Key technical specifications

The power supply delivers an output current of 4.2A with a maximum output power of 50.4W, and the output voltage is adjustable between -5% and +5% via an integrated potentiometer. Connection is made through screw terminals for safe and easy installation. Efficiency reaches 86% and the protection rating is IP20. The compact dimensions — 92 x 80 x 30 mm — allow installation in confined spaces.

Safety and protections

The Mean Well LRS-50-12 features built-in protection against overvoltage, overload, and short circuit, ensuring full installation safety. It complies with EN 55022 Class B EMC standards and meets harmonic distortion requirements per EN 61000-3-2.

Applications

Ideal for powering 12V LED strips, architectural lighting systems, recessed fixtures, and residential or commercial lighting design solutions requiring a certified and dependable constant voltage driver.