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Supposedly the new operation would return the route to profitability by operating cheaper small diesel-electric engines and cut its expenses by 90%.
en.wikipedia.org It comes in a number of variants, including high-floor, low-floor, diesel-mechanical, diesel-hydraulic, diesel-electric, electric, and tilting, and in lengths of two, three, or four carriages.
en.wikipedia.org These were the first commercially successful production diesel-electric locomotives.
en.wikipedia.org The ships can use diesel-electric propulsion for slow speeds and use gas-turbines for high speeds.
en.wikipedia.org The service possessed a combined fleet of diesel-electric and nuclear-powered submarines until the early 1990s.
en.wikipedia.org