One of my systems

[kp4djt (WC)]

Here is a box with MPPT controller, and microwave router and controller

[kp4djt (WC)]

Here is another one. These are where I am using the lower power MPPT controllers.

They work quite well, since they have a load output the smartshunt is not needed but it would be great if the VenusOS captured all of the available info to the graphical screen