Over-the-side immersion heaters are installed in atop the tank and the heated portion will be directly immersed at the bottom or along the side. They do take very little space and remove any need for penetrating the tank. When there is need to service them, they are easily removed. There will be ample working area inside the tank. They manage to evenly distribute heat by having direct contact in numerous applications. This includes acid and alkali solutions. The heating element material can be copper, steel, stainless steel, cast iron, titanium, Teflon, quartz, or ceramic. The power ratings are up to 200 kw. The mounting configuration can be L-shaped, side/ top mount, and deep tank installation.