LED Tutorial- How to Re-Seal your waterproof LED strip?

As the holidays approach, the majority people bought or plan to buy LED strip light for various occasion decorations to put up a colorful flare. In the following content, we are going to discuss how to re-seal the connector to make sure the security use for LED strip light exterior application. Generally, in order to create unique and astounding displays, the LED strip light will be cut into segments or need to be connected with other segments. So it is important to know how to waterproof the connector area otherwise it may cause serious short-circuiting if we ignore it. 


  • Pair¬†of¬†scissors
  • A¬†waterproof¬†LED¬†strip¬†
  • A heat gun¬†or¬†lighter¬†
  • Some¬†Heat-shrink¬†tubes
  • Silicone¬†glue

 After cutting and soldering the original waterproof LED strip lights means they’re no long IP65, now we are going to bring them back with following steps:

  • Cut¬†the¬†light¬†strip¬†with¬†the¬†scissors¬†into¬†segments.¬†Make¬†sure¬†the¬†cut¬†is¬†happening¬†on¬†the¬†cutting¬†points¬†where¬†it¬†marks¬†on¬†the¬†LED¬†strip.
  • Squeeze¬†out¬†the¬†silicone¬†glue¬†on¬†the¬†figure¬†and¬†push¬†it¬†at¬†to¬†the¬†cut¬†ends¬†of¬†the¬†cutting¬†LED¬†strip¬†segments¬†to¬†create¬†a¬†barrier¬†for¬†double¬†waterproof¬†
  • Cut off a proper length of the heat-shrink tube and make sure the heat-shrink tubes cover around the connector area and heating the heat shrink tube with the heat gun.
  • Double-check to ensure the heat-shrink tube fully melt at the connector area.



End Cap sealing

We can also finish the end cap sealing following the above steps. Squeeze a dab of silicone glue into the end cap, then plug in the LED strip into it. After that cover around it with the heat-shrink tube. Finally, melt the tube with a heat gun until the tap overlapped and can’t find any lines.