Mean Well LRS-350-12 12V 350W Power Supply

The Mean Well LRS-350-12 is a compact, high-reliability 12 V / 348 W switching power supply trusted for industrial equipment, LED lighting, pixel controllers, and other DC power applications. This is the same genuine Mean Well power supply used in our Cosmic Controllers builds.

The Mean Well LRS-350-12 delivers up to 29 A of regulated 12 V DC power in a slim 30mm-high metal enclosure. It features adjustable output voltage, built-in electrical protections, and a temperature-controlled cooling fan for reliable operation under load.

Need an AC input lead? Pair it with our 3' NEMA 5-15P SJTW Replacement Power Cord, available in 16/3 and 14/3.

Product Overview

• 348 W rated output power
• 29 A maximum rated output current
• 12 V DC nominal output
• 10.2–13.8 V adjustable output range
• Compact 1U low-profile enclosure
• 85% typical efficiency

Key Features

Reliable Power for Pixel Displays

• Stable 12 V DC output ideal for pixel lighting systems
• Provides up to 29 A rated output
• Commonly used with 12 V pixel controllers, LED lighting, and power distribution systems

Compact Industrial Design

• 30mm low-profile metal enclosure for compact installations
• Built-in temperature-controlled cooling fan
• Fan automatically cycles based on internal temperature
• Designed for reliable long-term industrial operation

Protection & Safety

• Short circuit protection
• Overload protection
• Over-voltage protection
• Over-temperature protection
• Designed to Mean Well’s industrial reliability standards

Flexible Installation

• Standard screw terminal connections
• Switch-selectable 115 V / 230 V AC input range
• 10.2–13.8 V DC adjustable output

Technical Specifications

At Cosmic Controllers, we use the same components in our store that we trust in our own builds. Our controllers are designed around genuine Mean Well power supplies, providing consistent performance and dependable operation for pixel lighting installations and holiday displays.