will the catfish get eatin by the pirhana or the catfish will eat the pirhana?

I have a 150 gallon tank that is empty and is waiting for something to be put in. I am interested in this catfish but iam not sure if he can be kept with any thing else. First off i want to know if he can be kept with red belly pirhanas betweem 6-8 inches big. Is there only one type of electric ...