Two sister ferries being built for Rederi AB Gotland, Sweden, will be powered by Wärtsilä 50DF dual-fuel engines running on LNG. When launched they will be the world’s fastest LNG powered Ro-Pax ferries. Wärtsilä is also supplying
the gearboxes, controlled pitch propellers with remote control, Wärtsilä Energopac rudders, tunnel thrusters, Wärtsilä 20DF dual-fuel auxiliary engines, the LNGPac fuel gas handling systems, gas valve units, a compact silencer
system, a Wärtsilä ballast water management system, an oily water separator with a bilge water guard, as well as project management services. They will both be equipped with Wärtsilä’s NACOS Platinum Automation and Navigation system.