ATO Question

[BigT75]

I’m looking into setting one up for my 135 I have a holding tank that will fit next to my sump I also have the newest model apex controller I want one that will work with the apex I’ve heard bad and good about the ATK by Neptune can I get opinions on one that will work with the apex ? Thanks in advance

 

[TheEngineer]

Avast makes a really nice ATO sensor that is Apex compatible. I use this sensor in my tank and love it.

https://avastmarine.com/products/ato-kit

You’d want the digital output one and have your Apex turn off/on the pump in your ATO reservoir.