Smart anti single pin entry shutter Shutter design ensures that the Earth pin of the plug is engaged first before Line and Neutral pins in case of 3pin plug All contact points are made of Phosphor Bronze material that is corrosion resistant ensuring long term reliability and avoids loss of electrical energy 10A 2/3 pin shutter socket is fully compatible socket for both 4mm and 5mm dia pins Designed to the requirements of IS 1293-2005 Fully RoHS compliant product