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Sail Vessel Khalifavideo
March 29, 2026 · 29 min · 2K views · Miami, Fort Lauderdale
Man wiring lithium battery system aboard sailboat
What this video covers
The crew of a 38-foot sailboat upgrades their electrical system while anchored in Fort Lauderdale, Florida, replacing lead-acid house batteries with a 900Ah lithium bank.▶ 7:59 The installation utilizes Victron components, including two 50A MPPT solar charge controllers and a central busbar to manage individual battery connections in parallel.▶ 5:13 The upgrade aims to resolve power limitations, as the boat’s existing Honda 2200 generator proved insufficient to start the 120V air conditioning unit, which requires high surge current.▶ 2:56 Following the installation, the system successfully powers the Starlink, freezer, and refrigerator, with solar panels providing enough energy to maintain the lithium batteries at 89% capacity despite heavy usage.▶ 19:21 The crew retains one lead-acid battery for the engine and plans to integrate a second lead-acid battery for the anchor windlass and winch.▶ 19:56 The project concludes with the crew sourcing additional electrical components and fishing gear from local marine retailers.▶ 27:30
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