Trupower 4 way trailing sockets individually switched surge protected trupower rb 05 4gangswd the trupower rb 05 4gangswd 4 way trailing sockets are perfect for home or office use they will provide power where you need it these surge protected sockets will provide protection for your electrical equipment by preventing damage caused by electrical spikes each socket is individually switched allowing you greater control by switching off unused equipmentthe sockets are fitted with a neon