Rolls-Royce gets methanol-ready certification for mtu marine engines

September 5, 2026 |

In the UK, Rolls-Royce said it has received the Methanol Readiness Certificate from the international classification society DNV for its current mtu Series 4000 engines. 

With this, DNV confirms the technological concept that will enable newly built Rolls-Royce marine propulsion systems to be retrofitted for dual-fuel operation with methanol in future.

“The uncertain future of CO2 legislation is driving a growing desire among many ship operators for greater flexibility in terms of propulsion and fuel. With the methanol-ready certificate, we are giving our customers the assurance that they will be able to operate their ships on methanol in future, as soon as the fuel is sufficiently available,” said Lukas Köhler, Senior Vice President Global Marine & Mining at Rolls-Royce Power Systems.

Back in 2025, Rolls-Royce had already successfully tested the world’s first high-speed marine engine powered exclusively by methanol on the test bench in Friedrichshafen in Germany. Since then, Rolls-Royce has completed and analysed more than 5,000 operating hours using methanol in single- and dual-fuel mode on various test benches, the company said.

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Category: Fuels

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