LRS-350-5: 5V output rated at 300W
The Mean Well LRS-350-5 is a single-output enclosed power supply for 5V equipment, including compatible LED display modules. The 5V model is rated at 60A and 300W; the LRS-350 series name does not make this version a 350W supply.
Technical specifications
| Parameter | Specification |
|---|---|
| DC output | 5V; 60A; 300W |
| Output adjustment | 4.5–5.5V |
| AC input | 90–132VAC / 180–264VAC, selected by switch |
| Input frequency | 47–63Hz |
| Typical efficiency | 83.5% |
| Cooling | Built-in DC fan with on/off control |
| Dimensions (L × W × H) | 215 × 115 × 30mm |
| Working temperature | −25 to +70°C; refer to the PDF derating curve |
Selection and installation
Match the 5V output to the load and check the required current, wiring and available mounting space. Select the correct AC input range before applying power. Leave the fan and ventilation openings clear, and follow the specification’s load-versus-temperature limits.
The supply includes short-circuit, overload, overvoltage and overtemperature protection, plus a power-on LED indicator. Use the mechanical drawing in the PDF to check mounting and terminal locations.
Product photos
Specification PDF
Meanwell LRS-350-5 5V60A 300W LED Power Supply Specification
Frequently Asked Questions
Is the LRS-350-5 rated at 300W or 350W?
This 5V model is rated at 300W, with a rated output current of 60A. Ratings vary between voltage versions in the LRS-350 series.
Does the AC input range need to be selected?
Yes. The specified ranges are 90–132VAC and 180–264VAC, selected by switch. Check the selector before energizing the supply.
Does it have a built-in cooling fan?
Yes. The LRS-350-5 uses a DC fan with on/off control. Keep the airflow path unobstructed.
Can I adjust the 5V output?
The output adjustment range is 4.5–5.5V. Verify the connected equipment’s voltage requirement before adjusting it.
Where are the dimensions and connection drawing?
The enclosure is 215 × 115 × 30mm. The specification PDF above contains the mechanical and connection drawings.
