Cool Why Do My Led Light Strips Keep Turning Off 2023. Led strip lights still glow when off? In some cases, the causes could be external, like an incompatible power source or dimmer.

However, when the psu tries to restart again (automatically), it can’t deliver the required power to the led light strip, causing the psu to shut off again. The most common issue that users face is flickering led strip lights. Flickering can be due to issues with voltage, current, or a poor connection.