Question about LED COB's

WhiteBud

Active Member
Hello, dear friend.
I'm building a new project and this time I think of using COB LED's. I think to order few of the 50W's from this link -> https://www.aliexpress.com/item/32891611732.html?spm=a2g0s.9042311.0.0.4b554c4d23qHqi .
Now my question is should I get only 370-780nm or I should get 3500k also. I'm going to use the lights for the full cycle and also gonna make the lights per pair of 2x50W so in total a 100W per heatsink. Maybe I should combine 1pcs 370-780nm and 1pcs 3500k? Any advice will be more than welcome. Stay green guys :) .
 

a mongo frog

Well-Known Member
Hello, dear friend.
I'm building a new project and this time I think of using COB LED's. I think to order few of the 50W's from this link -> https://www.aliexpress.com/item/32891611732.html?spm=a2g0s.9042311.0.0.4b554c4d23qHqi .
Now my question is should I get only 370-780nm or I should get 3500k also. I'm going to use the lights for the full cycle and also gonna make the lights per pair of 2x50W so in total a 100W per heatsink. Maybe I should combine 1pcs 370-780nm and 1pcs 3500k? Any advice will be more than welcome. Stay green guys :) .
You need to look into the cookie sheet lights. They are around here on this site somewhere. Pound every 160 watts!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
Ive got some cob bars and they rock!!!! But nothing like the cookie sheet lights.
 

WhiteBud

Active Member
Im also looking into starting a similar project.
Are you thinking on using it for all growth stages?
Yes. That is the idea. Use the lights for the full cycle. That's why I wonder should I get only 3500k or only the purple ones, or maybe make a combo from both.
 

GBAUTO

Well-Known Member
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