The AB switch is the latest design switch and conforms to the best engineering practices adopted in the high voltage field. It is the satisfactory and suitable switch for continuing good service in power transmission lines. The switch whose contacts open in the air and quenching of an arc achieves by compressed air, such type of switch is called an air break switch. It is widely installed throughout distribution networks for use as both isolation and switching points. The offered AB switch is made for use in the various industrial purposes.