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Please note we are currently carrying out stock take so orders placed may take longer than normal to be processed.

Residual Current Devices (RCD's)

Shop a selection of Castlec RCD’s online with Electrical Discounted Supplies. Designed to monitor and protect the flow of electrical current through a circuit; a Residual Current Device can immediately shut off in the event of a leakage.

We stock a wide range of electrical products from many leading manufacturers so our customers can always find the product they need. Cant see the products you’re looking for? Then call our friendly team who will be happy to assist!