Philips Advance IOP2S28115SCSD35M (2) 28 Watt F28T5 Lamp Electronic Fluorescent Ballast 120 - 277 Volt

ELECTRONIC LINEAR FLUORES Crest factor of 1.6 and wire strip length of 0.5 mm/0.375 mmYou may also like Advance Dimming Ballast,Electronic,120 to 277V IZT-2S28-D.