Lords Mark Industries has acquired Radio Electric, the company behind the established Radiotone brand, as part of its strategic expansion into specialised electrical manufacturing and engineering. The acquisition has been undertaken under the company's Lighting & Energy division.

Founded in 1939, Radio Electric brings nearly nine decades of engineering and manufacturing heritage, while the Radiotone brand has been established since 1980. The company specialises in variable autotransformers (Variacs) and toroidal transformers, with products largely manufactured to customer-specific requirements. Its portfolio includes three- phase air-cooled Variacs ranging up to 1,000 A, three-phase oilcooled Variacs ranging up to A, double-layer Variacs and tailor-made single-phase toroidal transformers ranging from 30 VA to 20 kVA. The company also manufactures specialised variable transformers, AC power sources, voltage isolation transformers, variable inductors and chokes.