HELP WITH DIY BackUp Battery for 2 Mighty Jet pumps by Innovative Marine (326 GPH) Pumps

[Paul31733]

I'm currently attempting this myself but I keep getting an error 2. Which components did you use and how did you hook them up to work?

 

[Sshannon]

Diy 24volt battery backup (mighty jet)

Hey everybody! I am no electrician by any means.. so if anyone sees anything wrong with this let me know. But I thought I would share my battery backup system I use for my Innovative marine mighty-jet. I purchased this 24 volt battery switch assembly from Amazon for a few bucks. I then wired...

www.reef2reef.com

This thread has a nice diagram and writeup on hooking up 2 12v batteries in series for their mighty jet pump battery backups.