325DC-0002 and 330DC-0002 are the same except for the lamp used. 325 series lights use a U-H7635 glass sealed beam halogen lamp rated at 160,000 candlepower, 50 watts and 100 hours of lamp life. 330 series lights use a U-7682 H3 halogen lamp rated at 245,000 candlepower, 100 watts, and 100 hours of lamp life.