Philips SKD 578 220-240V 50/60Hz at reduced prices! Take advantage of Philips quality with bigger discounts for bigger quantities! Fast shipping, do not hesitate to contact us! Philips SKD 578 220-240V 50/60Hz Characteristics The dimensions of the Philips HID ignitors for MK4 semi-parallel systems are smaller than their predecessors, meaning they fit easily in compact fixtures. A wide range of lamps of different powers (35W-600W) are covered by the ignitors. The Philips SKD 578 220-240V 50/60Hz is used when there are 1 SON,