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					Originally Posted by  _Adrian_
					 
				 
				Thanks for the input guys   
 
I did read a few of these earlier units had really poor controllers and no other external input for control. I also noticed that Neptune / APEX do have a "controller" but due to size I don't believe its a speed controller as well  
			
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 Do you mean the Jebao module:
 
http://www.reefsupplies.ca/online-st...for-pumps.html
 
I believe they will control the DC pumps as well, there are youtube videos of similar DIY modules controlling DC pumps.
 
I would suggest oversizing and running them at less than full power.