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Ohms and Watts is an electrical distributor based in Hemel Hempstead, Hertfordshire. We sell to the general public as well as trade professionals. Come to our shop in Mark Road for electrical goods, lighting and home automation services (including KNX, the building automation standard). Or, shop online for a wide range of domestic goods, including bulbs, lamps, lampshades, wiring, switches, fans and heaters. We also supply to trade professionals, from electrical devices to cabling and conduits. We specialise in home (domotics) and business automation. We are authorised KNX integrators, with fully trained staff available to advise you how to install automated facilities in you house or office.

Click here to visit the KNX website.