We all like to keep our network gear running during a power outage — trouble is, your standard consumer-grade uninterruptible power supply (UPS) tends to be overkill for routers and such. Their outlet strips built quickly get crowded with wall-warts, and why bother converting from DC to AC only to convert back again?
This is a companion discussion topic for the original entry at https://hackaday.com/2023/12/22/open-source-dc-ups-keeps-the-low-voltage-gear-going/