The magnetron (17470000000803) by Midea is essential for your microwave's operation, providing the necessary energy to heat food. If your microwave is not heating properly, this part may need replacement. It's a genuine product designed to work perfectly with your 1.2 CU. FT. 1200W, 1800W, or 2100W push button commercial microwave. Before purchasing, verify your device's model number for compatibility.