This 3.3kVA portable power tool transformer is made with a tough GRP case to withstand harsh conditions of site use. High quality internal windings and components ensure long term reliability. Used for stepping down UK mains voltage (230v) to 110V for safe site use. This step down transformer is designed to be used with industrial 110V appliances. It is designed in accordance with IP44 rating, and is suitable for intermittent running of power tools and continuous running of lighting products within specified capacity.