AllPoints Foodservice Parts & Supplies 46-1554 is a reliable temperature control component designed for refrigeration systems. This Single Pole Single Throw (SPST) switch ensures precise temperature regulation, enhancing the efficiency of your refrigeration unit. It serves as a direct replacement for the Silver King model 21332, making it a convenient option for maintenance and repairs. Ideal for commercial kitchens and foodservice operations, this component helps maintain optimal storage conditions for perishable items.