Neptune [india] ltd supplies plugs and sockets from bals cee. Nepune [india] ltd. Isthe global leader in insulated plugs and sockets. Connectors and socket outlet combinations are also available. Some of thesalient features of these sockets are: high quality material with its advantages such as resistance to sudden changes in temperature, breaching strength, high insulation resistance, and chemical resistance; self retaining mounting screws; easily accessible terminal contact screws; and clamping screws of captive type in open position. These sockets have some electrical features which include: are available in 16 a, 32 a, 63 a, and 125 a ratings, in 3-pin and 5-pin for panel mounting and surface mounting.