16 amp One way Switch are made with very high grade heat-resistant polycarbonate . M.P.S Altis Modular switch is made with high grade plastic which never gets yellowish during the period of time. Copper bridge and silver inlay contacts ensure longer life, brass terminals and round-tip screws provide efficient electrical contacts , which means it reduces the chance of sparking during switching of the devices.Safe & Secure: Switches X rated for inductive loads Easy Install Complete range of sockets - 6A.16A, 6/16A, Universal Socket,.