BoatHowTo · video

What this video covers

High-output alternator systems, such as the Integral, serve as viable replacements for traditional diesel generators on cruising yachts by converting a standard propulsion engine into a high-capacity power source. These systems utilize sophisticated software to monitor engine parameters and battery states, allowing a 40-horsepower engine to generate up to eight kilowatts of electricity without overloading the motor. Successful implementation requires a large-capacity lithium-ion battery bank to store the energy produced during engine operation. This configuration enables yachts, particularly catamarans equipped with dual systems, to power heavy loads like multiple air conditioning units overnight without running a dedicated generator. While the initial cost of installing high-output alternators and sufficient lithium-ion storage remains high, the setup provides significant electrical independence for remote-area cruising. Integrating high-output alternators with large lithium-ion banks eliminates the need for a standalone generator by maximizing energy production during routine engine use.

More from BoatHowTo

How to keep you TANK CLEAN in the days of BIODIESEL.. | Ask The Expert with NIGEL CALDERAug 2026PARALLELING Conductors for AMPACITY - is that SAFE?? | Ask The Expert with NIGEL CALDERAug 2026ENGINE OIL turns BLACK right after Oil Change?? | Ask The Expert with NIGEL CALDERAug 2026Same LAYUP RECOMMENDATIONS for FAME and HVO bio diesel? | Ask The Expert with NIGEL CALDERAug 2026

From BoatHowTo — see the channel’s boat, crew, and every analyzed video.

The Sailing Directory Newsletter

One email with the fleet's best finds — the moments, boats, and stories worth your watch time. Enter your own address to get your own copy.