This three phase extension socket features four round pins and is rated IP66 for protection against dust and water. It has a current rating of 20 A and a voltage rating of 500 V. The maximum cable area it can accommodate is 6 sq-mm, and it comes with gland style 2 for secure cable connection. The socket is made with stainless steel fixings and an orange ring, with clear bodies and a silicone cover seal for added durability. A gland is included with the socket.