Induction Cooktops are built to last for at least 2500 hours of cooking. It can be different depending on the models, brands or manufacturers. If you use your induction cooktop with utmost care, it can last more than that. There are many factors that determine the lifespan of an induction cooktop. Some of these factors include: 1. The power source used to power the induction cooktop. 2. How often it is used. 3. The quality of the materials and components used in manufacturing. 4. What type of food or liquids are being cooked on the cooktop.