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Wärtsilä RT-flex96C / RTA96C

The world’s most powerful reciprocating engine

For all sizes of large, fast, containerships of from around 3000 to more than 10,000 TEU capacity, at service speeds of around 25 knots, the Wärtsilä RT-flex96C and RTA96C low-speed engines provide a comprehensive engine programme.


Available in 6-cylinder up to 14-cylinder configuration, the Wärtsilä RT-flex96C and RTA96C low-speed engines cover a power range from 24,000 to 80,080 kW at 92 to 102 rpm.

The Wärtsilä RT-flex96C and RTA96C engines are fully compliant with the IMO Tier II exhaust emissions regulations set out in Annex VI of the MARPOL 73/78 convention.

 Wärtsilä RT-flex96C

Wärtsilä RT-flex96C / RTA96C, version B - technical information

Definitions and notes for low-speed engines

Additional notes for low-speed engines