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Please be aware we are currently not taking any new orders until 22nd March 2023 due to essential maintenance being carried out to the website to future enhance your shopping experience with us. Thanks The Zetmet Team.


Electrical Discounted Supplies now offer a selection of now obsolete MK Main Switches online. From the highly popular “Sentry” range each main switch is able to control the power supply of an electrical circuit.

In order to meet our customers ever-changing requirements we are adding new lines every week! Make sure to check back regularly to see what’s new!