Upgrade lights Tagged: LEDs This topic contains 1 reply, has 2 voices, and was last updated by johnalbert 5 months ago. Author Posts May 14, 2019 at 11:24 am #10239 john chisolmParticipant We are planning on swapping out HID lamps for LEDs in our warehouse this year. Is there a recommended replacement for 100W philips advance core & coil. With metal halide lamps. We need daylight color temp (~6000K) September 25, 2019 at 4:32 am #10273 johnalbertParticipant Philips Advance Core and Coil Ballast Kit 71a8071-001d is a good choice Author Posts You must be logged in to reply to this topic.