Heating Element for RC-E30. The diameter of this element is 10.5". Please check to make sure you are ordering the correct sized element because this model has gone through a change of size and shape in the past couple of years. The newer version 30 cup rice cooker has a black control plate and is a taller unit and looks similar to our RC-0030 model. The older model has a gray control plate and is a shorter model thatlooks similar to our RC-E25 and RC-E50 models.