Controlling Twin 28 Watt T5 Fluorescent Lamps is simple with this no fuss and reliable High Frequency Dimmable Ballast from Huco Electronics. This slim this control gear measures just 28mm x 460mm x 30mm (h x l x w) and offers a 50,000 hour service life alongside protection against over voltage and incorrect connection, flicker free operation and smooth warm lamp start. Additional benefits include a 60% reduction in energy consumption compared to a conventional ballast. This gear is typically used in office, retail and commercial applications.