Gewiss 16a and 32a industrial horizontal sockets with isolating switch gewiss gw 66 009 switched 16a 400v 4 pole horizontal socket outlet with isolating switch ideal for energy distribution in both commercial and industrial environments the outlet is splashproof to ip44 the outlet incorporates an interlocking rotary switch gewiss gw 66 009 horizontal socket isolating switch 16a 400v 4 pole earth ip44