Looking to build one of my own to replace my 600W HPS Furnace in these hot summer months. Their lamp runs (4) QB288 w/ a single HLG-480H-2100A driver. I really like the splitter-connector they use on their light, but I recall reading on RIU from Robin that those are an in-house product. Are there an...

Hmmm, so I been reading through your lm561c post and it seems to me that I need at least 4 or 5 pairs of strips to effectively utilize this driver. I went ahead and ordered four more strips.

Glad to see you have your very own forum now: you deserve to have some of the burden taken off your shoulders now that we can discuss as a community! I'd also like to thank you one last time for making and updating your COB+Driver spreadsheet; it is such an useful resource for playing around with co...