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I am wondering if there is a product out there for a UPS. I'm off gird. My network equipment runs off dc from buck converters. I would like my network equipment to have it's own battery but it wouldn't kick in until the master battery dropped to low voltage. Then when possible it recharges the...

I have not seen very much on this subject anywhere. Be it already made products or DIY. Lots of stuff can potentially be converted but is it power efficient? Wifi or Zigbee? The former is sure to be a power hog and I'm not sure of the latter if it's always on. I recall networking tech over AC...

Any suggestions for off grid top balancing? All I can think of is a Jackery and variable power supply. I have a lithium ebike battery I can use as input. 52v 13ah. I have yet to find a variable power supply that takes DC input. There has to be little circuit boards out there to do this...