Experiencing issues with your microwave's heating capabilities might indicate a fault in the transformer. The DE26-00123A is a genuine high-voltage transformer specifically designed for Samsung microwaves, providing necessary power conversion to function effectively. This crucial component can address heating inconsistencies, unusual noises, or complete microwave failure. It operates at 120V, transforming to 2380V/3.65V, 60Hz. Before purchasing, verify your device's model number for compatibility.