Tunze for sure 
I would imagine they are the same, or very close. I bet my tunze kicks in once every 5 min give or take .
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60 Gallon rimless, internal Herbie overflow, ATI Powermodule, Eheim 1250, 2X Tunze 6055, Tunze ATO, Euroreef RS100, Profilux controller, TLF Reactor.
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