Electrical

The test field, from left: CruzPro VAH60, Blue Sea Systems M2, Victron BMV 700, CruzPro VAH 110, and the Xantrex LinkPro. Besides technical specifications, form factor may be a deciding point in choosing a monitor. Round or square? What about depth? Our deepest unit, the LinkPro, needs four inches behind the panel. The slimmest, from Victron, needs about two inches.

Monitoring Your Marine Battery Bank

Two long-time players in energy systems charge to the top spots.

Two recent tests graphically demonstrated the importance of monitoring state of charge in a boat’s batteries. hese tests demonstrated that a sealed battery’s capacity will be reduced over time, if it’s never brought back up to a full state of charge. But just how accurate are the monitors we use to gauge our batteries’ states of charge?

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