Lumii Black 600w Digital Ballast 250w-660w This 600w Electronic Ballast is supplied as a stand-alone ballast with a flying IEC lead so you can add any reflector fitted with an IEC socket to start growing. The ballast features both dim and boost functions, having the ability to control the light output from the lamp. The ballast features both dim and boost functions, having the ability to control the light output from the lamp. There are two dimmable options (250w & 400w) and a ‘super-lumens’ boost option (600w Boost) which is on average an extra 10% increase in output. For best results, always use the correct lamp per wattage setting
