Yes, typically you can replace the LED strip in a profile with a strip of a different brand. LED profiles are generally designed to be universal and accommodate LED strips of standard widths, typically 8mm, 10mm, or 12mm. However, there are a few things you should keep in mind:

1. Strip Size: Make sure the new LED strip fits the size of the profile channel. This includes both the width and the height of the strip, particularly if it includes elements like larger LED chips or a heat sink that could require more space.
2. Voltage and Power Requirements: Ensure the new strip is compatible with your existing power supply in terms of voltage and power requirements. For instance, if your power supply is 12V, your new LED strip should also be designed for 12V operation.
3. Color and Brightness: Different brands or models of LED strips might produce slightly different colors or levels of brightness, even if they're labeled the same. If you're adding to an existing installation and want to ensure a match, it's generally best to use the same brand and model of LED strip if possible.
4. Connector Compatibility: Check if the LED strip connectors are compatible with your existing setup. If not, you may need to purchase an adapter or do some basic wiring.
5. Quality and Lifespan: The quality and lifespan of LED strips can vary significantly between brands. It's worth investing in a good quality strip if you want your installation to last.

Remember, always follow safety precautions when replacing LED strips in a profile. Disconnect the power before beginning the process, and if you're unsure about anything, it's best to consult with a professional or the LED profile manufacturer's customer service.