Cummins Main Dealer | Marine Engineering | Electronic Services

Seapower Marine is a main Cummins dealer offering new marine engines, marine and commercial mobile (vehicle mounted) generators. We offer a complete marine engineering and electronics service, including installations, installation reviews, commissioning and general service work.

Our offices and workshops are located at Woolverstone Marina and Suffolk Yacht Harbour on the River Orwell, Suffolk. We have engine diagnostic test equipment and a 100kW calibrated loadbank for verifying generator performances under load.

We are an approved main Cummins Marine & Light Commercial Dealer and Commercial Mobile Onan Dealer enabling us to supply new engines and generators, undertake installations, installation reviews, commissioning and set modifications together with part supply.

Our engineers are Cummins trained and collectively have over 40 years of ‘hands-on’ experience in the marine trade industry.

We are a Beta Marine and Mercury Marine dealer offering new engines and installation together with service work on many other engines such as Yanmar, Perkins and Volvo.

Cummins Marine Generators

Cummins dealer supplying and installing new Cummins Onan marine generators including installation reviews, service work, warranty and spare parts. Loadbank testing facilities.

Marine Engineering

Seapower Marine has over 40 years of practical marine diesel engineering experience, providing high quality, cost effective repairs, installation and maintenance services for most marine engines and generators.

Cummins Marine Engines

We can supply new Cummins 6 – 15L engines,  installations and installation reviews. Provide on-going service and maintenance, including diagnostic testing and sea trials.

Installations | Reviews

As an authorised main Cummins Dealer we are able to supply new engines and generators, provide installation reviews, commissioning, full diagnostic testing, together with technical support and warranty.

Commercial Generators

Cummins main dealer offering vehicle mounted, diesel-fuelled units, 50Hz machines from 5 to 19kW. Service work and parts supply. All units are CE certified.

Parts | Spares

We offer a comprehensive range of engine and generators spares for: Beta Marine | Cummins | Cummins Onan | FleetGuard | Mercury Diesel | VW Volkswagen Marine, including Fuel Additives | Coolants | Lubricants.