Best LPS for Xfinity modem

I am trying to get an LPS to run my Xfinity modem, but I don't know what voltage LPS to get. Does anyone know? 7v 9v?

thanks, Jay

chungjh12-22-2021 7:02pm

fuzztone Details Discussions Posts This discussion Message User 5,648 posts 12-22-2021 at 07:33pm Copy Comment URL Report Comment Edit Delete No clue, many models. Just look on the brick Doubtful it would make any difference.
auxinput Details Discussions Posts This discussion Message User 2,921 posts 12-22-2021 at 08:59pm Copy Comment URL Report Comment Edit Delete If it's not listed on the back of the modem, the power adapter usually has the DC voltage and amperage output printed on it.
chungjh OP Details Discussions Posts This discussion Message User 265 posts 12-22-2021 at 10:25pm Copy Comment URL Report Comment Edit Delete I don't see anything written on the box anywhere. Also, there is no power adapter-just a cord directly into the outlet.