The model number is usually found on the side, rear of the microwave, or on the side of the door. The model number will usually be printed or stamped on to a sticker or plate and will consist of numbers and letters.
Indesit Hotpoint Microwave Magnetron Genuine C00314827 PN3226 K9
Siemens Microwave Magnetron Genuine
Bosch Siemens Neff Microwave Magnetron Genuine 00642655
AEG Combination Oven & Microwave Magnetron GENUINE 5550304009
Neff Microwave Magnetron Genuine PN12004939 Used PN4119 D8
AEG Microwave Magnetron Genuine