F20A 250V Microwave Fuses protects the microwave from damage by shutting off the microwave if there's a power surge,Please make sure that the microwave oven is completely powered off before installing or repairing it. It is suitable for 20 Amp250Volt microwave ovens.
The ceramic fuse tube is also filled with quartz sand. In the process of fusing, it is not easy to pull the arc, which is safer.