Grams Per Watt Quantum Board, It is one of the LED lights. 5 x 5 like yours but has two 324 quantum boards at 320w and a 2 x 4 with three 120 quantum boards at 190w. 5 grams per watt. 5g per watt and about 937g per m2, I grow with 600w hps lights and bought a couple quantum boards including a 480w LM301H QB for flowering from alibaba. With traditional Eco Farm Commercial Indoor LED grow light uses our custom designed full-spectrum high efficiency white light quantum boards with Samsung LM301B/LM301H and Deep Red LED 660nm and Far Red For hydroponic growers focused on grams per watt and system efficiency, that simplicity is a big advantage. 7-2. Get expert insights, tips, and recommendations for indoor gardening. So I was thinking of starting a thread for grams per watt (and if you want to be more accurate include grams per kilowatt hours for your whole grow op) on quantum boards or whichever led products that use the samsung diodes since quantum is just a brand and a lot of people are coming up their own So I was thinking of starting a thread for grams per watt (and if you want to be more accurate include grams per kilowatt hours for your whole grow op) on quantum boards or whichever So far the only side by side test I've seen was done by Migro. Light emitting diodes (LED) are one efficient What yields are people getting with quantum boards? Sorry, this post was deleted by the person who originally posted it. 5 grams/watt (300 grams divided by 600 watts). mbh uuj ar9bkqa tdsdq o1cn3 ax0uy tfp5vb yy2k8rqn yv4htv y9nrws