This is a large dual haliant element with a limiter or sensor for glass cooktops and freestanding ranges. It is a 2500-watt part. The inner diameter measures 9 inches, while the outer diameter measures 10 inches. If there is no heat generated from your element, you may need to replace this part. You may also need to check your socket or infinite switch. It is located under the glass cooktop of your appliance. Be sure to unplug or cut the circuit breaker to your appliance before starting this repair. Before replacing this part, be sure your appliance is getting enough power. If it is receiving less than the required 220 volts of alternating current, the surface element will not work.