Robust low cost energy saving and reliable the Philips Fluorescent HF-Selectalume II control gear for twin 14-35 Watt TL5 lamps is an ideal solution for applications with long operating hours such as offices retail stores corridors and supermarkets. This slim gear offers filament pre-heating for a rapid warm start and constant light irrespective of mains-voltage fluctuations and automatic restart after lamp replacement. This gear also boasts a service life in excess of 50000 hours at Ta 50