GD Rectifiers are a global manufacturer and distributor of products, services and solutions to commercial and industrial users of power electronic components. GD Rectifiers acquired Harmsworth Townley & Co Ltd (Power Semiconductor Division) in September 2020. Established in 1964, GD Rectifiers has over 50 years of extensive experience across a large range of markets, specialising in new and current technologies for industrial power control applications. An extensive product offering has built GD Rectifiers exceptional reputation as the go-to power specialist with innovative experience across: Aviation, Automotive, Rail, Medical, Industrial and Electronics markets. GD Rectifiers are an ISO 9001:2008 registered company that design and develop bespoke power semiconductor assemblies to control voltage, current and frequency for international industrial markets.