MMG India Pvt Limited offers 2 Slot Pot Cores. MMG India Pvt Limited is an ISO - 9002 certified company. 2 Slot Pot Cores is one of the oldest core designs. They are available in a wide range of worldwide standardised sizes - according to IEC 133. Originally produced for filter inductors, 2 Slot Pot Cores are becoming increasingly popular in power applications. With the introduction of new EMC legislation, electromagnetic screening has become a prime concern in core selection. The pot core`s shape almost completely encloses the windings and whilst this can be a hindrance for access purposes, it provides excellent screening.