apex fusion battery backup

I'm hoping someone can help me with this. I am trying to find a remote triggered DC transfer switch for my setup. I plan on having a DIY battery backup solution for crucial life support on my system but I want it to drive DC voltage only to avoid any inverter losses and failure point. My...

Hello fellow reefers.. I have my reef and apex A2 on a battery backup. When the power goes out, I would like the return pump to turn off for 30 seconds along with all the other non-essentials then turn back on while still on battery. Apex help desk said I need a virtual outlet. I can add the...