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I have my set of square tube watercooled heat sinks up for grabs. One has some cxa3050 Cree cobs w one auto grow accompanied by some cheap Chinese cobs. I was running it at 490w. The second has some Chinese cobs that are spent and need replaced. The fixtures are to be used w thermal epoxy or...

So I'm in a pinch and need to sell my equipment to fund a relocation. I have 2 3ft long x 2 inch square tube heat sinks that have been capped and tapped . I have the pump some plumbing and radiator also . Bother bars have leds thermal epoxied on with wiring intact. One bar has 6 cxa 3050 in...

im running a 525 watt water cooled cob led light 12/12so I musta snagged my extension cord on the way out and I found it 8 1/2 hours after it shoulda kikt on! Fuck my life now what? should I just leave it on for 3 1/2 hours or let it burn for the full 12?

I started a thread about how cheap and easy it is to water cool cobs .......i posted it in the wrong spot . It belongs here l think? Can a mod or someone help me relocate? I'm a newbie.....thanx

so I'm a newb with ambitious ideas . ......like all newbs.LOL so I watched some of the DIY led guys throwing down with the white cobs and decided to try my hand at it .....most of my local comrade are disbelieving that a whit led can produce anything close to an hps without the red and blue...