Eight of these. Though that’s about 2 times as a lot of volts as our favourite surge protectors Allow through, it’s still superior surge protection than we’ve viewed from every other UPS. I tested a few of various correct-sine UPSes, which were equally rather highly-priced. Their output appears like this: https://condonearme05825.blog5.net/77901136/top-latest-five-ups-12-hours-ups-price-urban-news