The Cooktop is an OEM replacement part for Whirlpool electric cooktops. It serves as the main cooking surface, where the burners or heating elements are located. The cooktop is designed to withstand high temperatures and provide a durable, easy-to-clean surface for all your cooking needs. Causes of a bad cooktop can range from physical damage due to impact or improper use, to excessive heat exposure or thermal shock. Over time, repeated heating and cooling cycles can also lead to the degradation of the cooktop material or its surface finish. Symptoms of a bad Cooktop include: Visible cracks, chips, or damage to the cooktop surface Uneven heating or hot spots on the cooking surface Discoloration or warping of the cooktop material Difficulty in cleaning or maintaining the cooktop This OEM part is also compatible with Maytag, KitchenAid, Jenn-Air, Amana, Magic Chef, Admiral, Norge, Roper, and Kenmore ranges and cooktops.8286968 (AP4309103) replaces 1421957, 8286191, AH1872241, EA1872241, PS1872241, W10048520.