Almost every boat today has a voltmeter of some kind—either as a dedicated gauge or as part of a multifunction display. But voltage does not tell the whole story when it comes to marine battery status ...

The electrolyte-level sensor monitor will send an alarm when the level reaches the low mark on any cell. Battery systems typically live in the shadow of their more high-tech counterparts in Dominion’s ...

A little over a a year ago, we covered an impressive battery monitor that [Timo Birnschein] was designing for his boat. With dedicated batteries for starting the engines, cranking over the generator, ...