The Bosch 12024420 Microwave High Voltage Capacitor stores and releases electrical energy required for the microwave heating system to operate. This electrical component works with the high-voltage circuit by maintaining an electrical charge and supplying it to the magnetron circuit as needed. Installed within the microwave’s high-voltage section, it works alongside the transformer an... https://www.hnkparts.com/12024420-bosch-capacitor-high-voltage/4-12024420.html