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155lm/w at what ? 700ma 1.4a 2.1 ? At wich tcj ? And what cri and spectrum ? Oh and price ?

Yes but I can get the clu048-1212 cri70 in my country but in a tray of 30pieces. So i need to choose I want to get 2 trays one 3k and one 4k. Going to run them at 700ma I want to use them for a veg room and bloom room. Maybe 20/10 10/20 so why not cri70 ? @Sativied If I understand, you say...

Ore this one old mother http://www.leds.de/High-Power-LEDs/High-Power-LED-Zubehoer/Anschlusselement-fuer-Nichia-COB-216.html

Good stuff love the 320h-1050, Does he have the 700ma ?

Guys I need to chose between 5000k cool white@70cri ore 4000k neutral@80cri. I want them for a veggi room. I want the 5000k but I am afraid thats a bit to much blue.

Hello ty for the info guys I am also from holland, and I dont know how netherfly has done it but when I buy stuff from china(heavy stuff) I always bear mind that I need to pay import taxes And Vat. Thats like 30% price increase. I prefer tme.eu passive heatsinks from mechatronix for 10€ and...

I really hope these numbers are correct the clu58-1825 is indeed the king, with 141lm/w= 43% effic @4000ma is insane you are putting 228watt of power from each cob. this could be the HPS killer lol

I had today contact with the distributor of these lights, they cant sell me now the 1212 it wil take about 4 weeks. They will be 11€ for a piece but he had the 1812 on stock for 15€. How much better is the 1812 then the 1212?

Well I don't think your math is wrong it just depends from where you getting your info, that said how do you come with a price under 300$ for a 300watt fixture heatsinks + a good driver is like 250$. What do you mean with good luck getting ahold? You mean they are hard to get ? I am from the...

So if we run them at 850ma we get 30w from each 1212 ? And they cost 12$ ? That sounds pretty good maybe we can make a 300w grow led light for like 400$ :D

Wow very nice! the big advantage with water is that you can move the heat produced how you want it.

Hello guys a local shop can get me this cpu cooler for a amazing deal, I will remove the fans of it because I want to use them passive a techpowerup report tells the next ''First of all, it is not possible to run the Vapochill Micro without a fan. At idle, the temperatures were stable in the 50°...

hello how can I get my hands on beans from this guy ? I read allot of good stuff about it but no website.