Electrical Interlocked Switch Socket has aluminium alloy and sheet steel made enclosure epoxy powder coated with gasketed construction and detachable gland plates. The Socket has the feature of mechanical interlocking between switch, socket and plug. The Socket has DMC moulded four way terminal blocks for incoming and looping cable termination up to 3½ C X 70 sq mm cable. The Electrical Interlocked Switch Socket has the feature that cover can be opened only when the switch is in off position and plug withdrawn.