Does it matter which cob brand u want cause i would recommend the cxm-22
4 -cxm-22 from cobkits
1-MeanWell HLG-185H-48A wired in parallel- cobkits
4-120mm heat sinks -also cobkits or northern grow lights
4-bjb holderes for clu-4x -cobkits
1-tube of artic 5 thermal paste
"Optional"4 angelina...