Auxiliary Engine (Generator Set) · Auxiliary Engines
This engine is commonly found on ships requiring a reliable power source for various operations, such as propulsion or as part of a genset system, operating at 50 Hz. Designed to run on Heavy Fuel Oil (HFO) or Marine Diesel Oil (MDO), the 12VW26-GS-50Hz provides a consistent output of 2280 kW at 750 rpm. With a turbocharged and intercooled configuration, this engine ensures efficient combustion and optimal performance. However, operators must be vigilant about common issues such as piston ring wear, cold corrosion in cylinder liners, and cylinder liner glazing. Regular maintenance checks, including visual inspections of piston crowns and rings, monitoring of cylinder oil chemistry, and listening for abnormal turbocharger noise, are crucial to maintaining the engine's longevity and performance. Additionally, ensuring the fuel meets ISO 8217:2012 standards helps prevent fuel injection nozzle coking, which can degrade engine performance.
Do you have the manufacturer datasheet for this model? Send it with the enquiry form — we check it and name the source.
Free of charge — send us your request for Wärtsilä equipment. Our team checks it and replies by e-mail.
Other models of the same equipment type, Wärtsilä first.
Tell us what you need for this Wärtsilä 12VW26-GS-50Hz — a part, a service call, a second opinion. Are you Wärtsilä? Claim this brand page.
Service engineer? Write the day report for this 12VW26-GS-50Hz in OceanSphere Work — photos, hours and parts, as a PDF for the owner. Try it free for 14 days →
Yes. Specifications, documents and service notes for this model are readable without an account. An account adds saved searches and requests, nothing is taken away.
Yes. Tell us the manufacturer, the model and what you need — a person reads every request and replies by e-mail.
Send us the nameplate or the correct value. We check it against the manufacturer datasheet or class-society record and update the page.