15 Gallon Side Mount Inductor Tank A-IN0015-19SM, 15 Gallon Cone Bottom Tank. This Inductor tank features a side mount. Inductor tanks are great for biodiesel product and home brewing including beer and wine fermentation. Cone Bottom and inductor tanks are ideal for ideal for situations when your tank requires complete drainage of its contents or liquids. The Ace 15 Gallon Cone Bottom Inductor tanks features translucent plastic walls for ease of visual inventory of tank contents.