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  • posted byLosFeros on 02/11/2012

    Realy bright LED source. I turned in my garden at night,as light as day. This LED is very hot and need big heatsink,like from the pc processor. I have an old projector and LED replacement was to be, the image was sufficient but there is a problem with cooling. LED was overheating and I did not at... Read more

    0 0 4

  • posted byelectrum on 07/01/2011

    In comparison to a 400W metal halide, using the stock 100W PSU off dx: *Relatively instant turn on (1 second), no heat up or cool down periods. *Optics do not need cooling. *I ran a totally passive system with no fans (big custom aluminium heatsink filled with water to act as a heat pipe and runs... Read more

    0 0 6

  • posted byMrPdice on 01/16/2011

    This Led is Running in my hydroponic system. Got it the other day. Im very happy with the light output. You have to use a good size heat sink. I was very happy with the shipping time of this site. I did a test with this LED for a 24 hr time limit. I grew some Beans from 1in height to 4 inch hight... Read more

    0 0 5

  • posted byploink on 12/17/2010

    Many cool white LEDs have a blueish color and many warm white LEDs are greenish, but this one delivers what is claimed, a huge amount of pure white light. The LED is well built on a nickel-plated copper base. I measured the voltage using a laboratory PSU at 3 Amp and got only 31V on my Fluke that... Read more

    0 0 3

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