A Guide to Fuses and Circuit Breakers: 12V Electronics 101

SAIL Contributing Editor Nigel Calder is probably best known as the author of the definitive Boatowner’s Mechanical and Electrical Manual and Marine Diesel Engines. A longtime member of the American Boat and Yacht Council, his boathowto.com provides dependable technical information for sailors. A prolific sailing writer, he and his wife, Terrie, have sailed a series of boats from the Faroe Islands to Portugal, the Bahamas, the U.S. East Coast, and Caribbean, and he’s written guides including Nigel Calder’s Cruising Handbook: A Compendium for Coastal and Offshore Sailors. He also teaches electrical and diesel classes at TrawlerFest in Baltimore.