Recently I attended a information session with Nigel Calder detailing replacing your generators with new marine technology that uses your main engine instead. It totally makes sense but I think the cost at this time makes it feasible for only larger boats with high energy needs. Below is a link and videos
https://www.integrelmarine.com
Full video.
YouTube
4 minute summary
YouTube
Distant Shores Paul and Sheryl Shard
https://www.integrelmarine.com
Full video.
YouTube
4 minute summary
YouTube
Distant Shores Paul and Sheryl Shard