1.Product Overview

The switching power supply is a core component in LED display maintenance. It provides stable and reliable power 

to the LED modules or full screen, ensuring consistent brightness and flicker-free performance.

Replacing a damaged power supply in time can effectively resolve issues such as black screen, flickering, 

and uneven brightness, ensuring the display operates normally.

2. Brands & Specifications

Common brands include:
Megmeet, Chuanglian, G-Energy, Royalstar, Hangte,TDK , MEAN WELL, etc.

3. Ordering Instructions & Process

To match the correct power supply model, please provide:

 Brand

 Model number

 Clear product photo (especially the label)

 Required quantity

Example: Megmeet MCP300WS-4.5A-B, label photo attached, quantity: 10 pcs

MOQ: 3 pcs per model

We offer a wide range of LED display power supplies from many brands, with full model coverage.

If you can’t find the right specification or have any questions, feel free to contact us anytime！

4. Power Supply Safety Notes

1）Always follow the wiring label for correct connection to avoid damage.

2）Use this formula when selecting wattage:
  Rated wattage ≥ Device power consumption × 120% (leave 20% margin)

3）Do not disassemble the power supply (⚠️ high-voltage danger!)

4）Choose models based on rated environmental conditions (temperature/humidity).

5）Perform regular heat dissipation checks.

5. Contact us: info@aoleled.com