Based on the specs, the line-interactive battery backup can appropriate for “brownouts and overvoltages from 83V to 147V.” The developed-in battery is replaceable, too, so when you may perhaps ought to quickly shut down devices Whilst you swap them out, this system features heaps of extra power with one UPS. https://augustq0ba2.thelateblog.com/34586650/facts-about-cctv-power-supply-backup-revealed