In-depth engineer’s review of the Renogy 12V 40A DC-to-DC Charger. Learn why it’s one of the best smart charging upgrades for lithium batteries on boats and RVs.

Thinking of buying a Rainman watermaker? In this full review we test the 2-membrane high output system (100–140 L/hr). Learn about performance, power draw, pros & cons, costs, and maintenance tips for liveaboard cruisers and bluewater sailors.

Describtion Off-grid sailing demands energy solutions that are reliable, efficient, and adaptable to the dynamic nature of life on the...