<a href=showthread.php?s=&postid=12520789#post12520789 target=_blank>Originally posted</a> by chadfarmer
I have a ups that will run one of my tunzes for 16 hours
the vortech one is a good idea tunze came out with a battery back up that you use your own battery to power a power head so the time could be a long time depending on what battery you use