Cooking appliance

A cooking appliance comprising:

• a top plate covering a component arrangement space;
• and
• an electrical part disposed in the component arrangement space,
• wherein the electrical part includes a plurality of functional circuit parts and an electrical case accommodating the functional circuit parts,
• wherein an internal space of the electrical case is partitioned into a plurality of electrical component spaces along an up-down direction, and
• wherein the plurality of functional circuit parts are respectively disposed in different electrical component spaces.