Today’s boats are complex machines which leverage technology in many places, from the helm to the engines. Tying the destinations together results in an electrical backbone which is sensitive to clean, uninterrupted, power. Now, most of us are unaware of this Achilles heel of boat construction, however, it’s easy to conceive of pinch points. Last week, a friend of mine had a starting battery die suddenly due to a defective cell. The battery was a year old when it expired, well short of the normal 60-month threshold. Another friend had his ignition switch suddenly jam in the off position, [...]