Raystar RFC570Q-EIW-DBS Ballast is a dimming ballast designed for use in fluorescent lighting fixtures. It is compatible with Electronic Instant Start (EIS) and Dimming Ballast System (DBS) technologies, allowing for efficient dimming control and improved lamp life. The RFC570Q-EIW-DBS ballast is designed to operate energy-efficient 32, 34, 36 & 40 watt T8 lamps and provides high-quality, flicker-free dimming. It features electronic overload protection as well as open-circuit and short-circuit lamp protection. The RFC570Q-EIW-DBS ballast is UL and cUL listed, and is suitable for use in damp and wet locations.