The AllPoints Foodservice Parts & Supplies 42-1537 is a high-quality rheostat/potentiometer designed specifically for toasters. Featuring a D stem and two connections, this component ensures precise temperature control for optimal toasting performance. It serves as a reliable replacement for the Qualheim 027198 (ICS item E881), making it an essential part for maintaining your toaster's functionality. Enhance your kitchen equipment with this durable and efficient part.