The answer to 'light fixture power surge' is that a power surge can cause damage to light fixtures and other electrical devices in your home. Power surges are sudden increases in voltage that can be caused by lightning strikes, faulty wiring, or issues with the electrical grid.
Symptoms of a power surge affecting a light fixture may include the fixture flickering, dimming, or not turning on at all. In severe cases, the fixture may even spark or catch fire. If you experience a power surge, it's important to inspect your light fixtures and other electronics for any signs of damage.