This LED is killer
                                 by                                     JOE BORBELY                             
                                                              
                                                                      Excellent!                             
                             
                            
                                                             Posted: 9/21/2011 from Lafayette, CO UNITED STATES                                 
                                     Experience Level:                                                                  Intermediate                             
                             
                            
                                                             
Comments:                                 The shimmer  and power coming out of  this little light is amazing, not to mention that it is running  completely silent with very minimal heat. Looks sweet on my rimless 

  might have to just get another in the near future! Will have to update  with how corals do but I love it so far. Also, very happy I decided to  go 10K... much bluer than the pictures make it appear!                             
                             
                            
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                                     Looks good, I hope it lasts
                                 by                                     CHRIS STANKEVITZ                             
                                                              
                                                                      Great                             
                             
                            
                                                             Posted: 8/30/2011 from GOLETA, CA UNITED STATES                                 
                                     Experience Level:                                                                  Intermediate                             
                             
                            
                                                             
Comments:                                 Great compact size.  It turns off when  it overheats.  Needs good ventilation -- cannot run in a closed hood or  it turns off.  It is not as bright as a 150W MH.  If they ever make a  brighter version, I'll buy that.                             
                             
                            
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                                     Kessil A150 10K
                                 by                                     JASON S                             
                                                              
                                                                      Excellent!                             
                             
                            
                                                             Posted: 8/23/2011 from Texas                                 
                                     Experience Level:                                                                  Expert                             
                             
                            
                                                             
Comments:                                 I bought the Kessil A150 - 10K to  replace the 150MH on my 34G Solana tank (due to heat issue, cost of  bulbs, and not to mention energy savings) and at first impression I am  impressed on how bright this little light is. The ripple effect is 2X  better than the MH and the corals seem to be responding well (have had  it running about a week now, so time will tell). As for heat from the  unit, there is virtually none, with the housing on the fixture being  slightly warm to the touch after running 6+ hours. I am glad I went with  the 10K as it gives a great crisp look to the tank, although if needed I  could always add a few actinic strips to aid in coloration down the  road if needed. In the end based on my limited results I would recommend  this product - Hope to give another update in a month or so to add any  new findings.                             
                             
                            
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                                     Kessil a150 10K
                                 by                                     ALFRED T                             
                                                              
                                                                      Excellent!                             
                             
                            
                                                             Posted: 8/17/2011 from FOSTER CITY, CA UNITED STATES                                 
                                     Experience Level:                                                                  Intermediate                             
                             
                            
                                                             
Comments:                                 I just installed two A150 10K Kessil on  my 36L 50 gallon tank. They look beautiful! I am so happy I went with the 10K. I originally  ordered the 15K but changed my order. I figured it was easier to add  more "blue" in my tank than to try to lighten it up. I am also using two  12 inch Ecoxotic Stunner Strips in Blue. If I want more of the 15K look  in the future, I can daisy chain a few more led Stunner Strips to my  canopy.  The Kessils run very cool and are quite bright. I was running a 250w MH  in 10k  and 2x 55w power compacts in atinc. To the eyes, the Kessils  does not seem to be as bright as the 250 MH, but they seem bright  enough. No I will not miss the lilttle bit of brightness from my MH.  I've decided to also keep my two 55w power compacts as they seem to  "smooth out the lighting and add a little more "blue" to my tank.  I must say though, that the Kessils, although initially not as bright  to the naked eye compared to the MH, they do seem to over power more of  my Sunner strips( harder to make out if there are on) and PC than MH  when installed.  With less heat, lower power consumption and great water rippling,  deciding on Kessil A150 LEDs is a no brainer. Hope to give another  review in a few months to see how the corals like them.