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DC-DC Charger for Caravan: How It Actually Works
Ten years ago, plenty of caravans towed behind a vehicle got by on a simple wired-through connection from the tow vehicle’s alternator, and it mostly worked. That’s changed, not because caravan electrics got more complicated for no reason, but because tow vehicles did. A DC-DC charger for caravan setups has gone from a nice-to-have upgrade to close to a necessity, and the reason comes down to what’s happening under the bonnet of the vehicle doing the towing.