A lightning arrester, also known as a surge arrester, is a device used to protect electrical systems from the damaging effects of lightning strikes or other high-voltage surges. The arrester provides a low-impedance path to ground for the surge current, preventing it from damaging the connected equipment. The major purpose of this arrester is to keep the apparatus safe from the elements. Rod, sphere, horn, multi gap, electrolyte, and metal oxide are examples of lightning arresters. Veraizen Earthing are leading Lightning Arresters manufacturers in Mumbai India. There are several distinct types of lightning arresters.