MEAN WELL LRS-300E-5 5V 60A LED Power Supply
The MEAN WELL LRS-300E-5 is a 5V enclosed power supply for LED display systems with a 180–264VAC mains input. Natural air cooling and an approximately 30mm profile suit ventilated display cabinets where a fanless supply is required.
Product parameters
| Parameter | Specification |
|---|---|
| Model | LRS-300E-5 |
| DC output | 5V |
| Output current range | 0–60A |
| Voltage adjustment | 4.5–5.5V |
| AC input | 180–264VAC |
| Typical efficiency | 80% |
| Cooling | Natural air convection |
| Profile | Approximately 30mm |
| Protections | Short circuit, overload and overvoltage |
Use the linked LRS-300E specification for installation and load limits. Maintain ventilation around the supply and confirm the mains voltage before connection.
Product images and documents


Meanwell LRS-300E-5 LED Video Display Power Supply Specification (Chinese)
Frequently asked questions
1. What output does the LRS-300E-5 provide?
It provides 5V DC with an output current range of 0–60A. The voltage adjustment range is 4.5–5.5V.
2. Can the LRS-300E-5 run from 110V mains?
The input range listed for this model is 180–264VAC. A 110V supply falls outside that range.
3. Does this power supply need a cooling fan?
The LRS-300E-5 uses natural air convection. Its installation still requires sufficient airflow and compliance with the specification’s load and temperature limits.
4. Where can I find the LRS-300E wiring and installation information?
Use the specification PDF retained below. Check terminal assignments, grounding and the required LED module voltage before wiring.







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