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Auxiliary Engines

Auxiliary Engine (Generator Set)

An auxiliary engine is a diesel genset built to run at constant speed for frequency-stable electrical output, not to drive a propeller — a distinction that shapes its governor, cooling, and load-acceptance design from the ground up.

2,647models
88manufacturers
48–7,360 kWtypical power
10 Oct 2026last updated
Models

Models in this type.

Models 1,901 to 2,000 of 2,647 in Auxiliary Engine (Generator Set). Every row links to full specifications, documents and service notes.

MaK8LM32E-GS-60Hz 4,000 kW CumminsMPG32QTA01 1,656 kW John Deere Power Systems6068TFM50 CaterpillarC15 (EPA CCPXN15.2EB2) 403 kW MAN Energy Solutions20V51/60DF-GS-50Hz 23,000 kW Wärtsilä6LW26-GS-50Hz 1,140 kW Volvo PentaD8-600 MaK8LM34-GS-50Hz 4,080 kW CumminsNTA 855-DM 317 kW John Deere Power Systems6090AFM85 CaterpillarC15 (EPA DCPXN15.2EA3) 400 kW MAN Energy Solutions20V51/60DF-GS-60Hz 23,000 kW Wärtsilä6LW26-GS-60Hz 1,140 kW Volvo PentaV6 (Gasoline Sterndrive) MaK8LM34-GS-60Hz 4,080 kW CumminsOnan Marine QD 40-110 kW — MDDCA–MDDCJ series 40 kW John Deere Power Systems6090HF485 CaterpillarC15 (EPA DCPXN15.2EB3) 403 kW MAN Energy Solutions2833D STCb 9,100 kW Wärtsilä6LW31-GS-50Hz 1,770 kW Volvo PentaD3-220 MaK8LM43-GS-50Hz 7,040 kW Cummins6CT John Deere Power Systems6090HFM85 CaterpillarC15 (EPA ECPXN15.2EA3) 400 kW MAN Energy Solutions32/44CR 4,060 kW Wärtsilä6LW31-GS-60Hz 1,770 kW Volvo PentaD11 (EPA FVPXN10.8DAB) 459 kW MaK8LM43-GS-60Hz 7,040 kW Cummins6CTA8.3-D John Deere Power Systems6090SFM85 CaterpillarC15 (EPA ECPXN15.2EB3) 403 kW MAN Energy Solutions35/44 DF 3,060 kW Wärtsilä6LW31DF-GS-50Hz 1,680 kW Volvo PentaD11 (EPA GVPXN10.8DAB) 459 kW MaK8LM43C-GS-50Hz 7,440 kW Cummins6CTA8.3-D-M John Deere Power Systems6135AFM85 CaterpillarC15 (EPA FCPXN15.2EA3) 400 kW MAN Energy Solutions5L16/24-GS-50Hz 600 kW Wärtsilä6LW31DF-GS-60Hz 1,680 kW Volvo PentaD11 (EPA HVPXN10.8DAB) 459 kW MaK8LM43C-GS-60Hz 7,440 kW CumminsOnan C-Power QSB7-DM (commercial ship service) John Deere Power Systems6135HF485 CaterpillarC15 (EPA FCPXN15.2EB3) 403 kW MAN Energy Solutions5L16/24-GS-60Hz 600 kW Wärtsilä6LW32-GS-50Hz 1,980 kW Volvo PentaD11 (EPA JVPXN10.8DAB) 459 kW MaK8LM46-GS-50Hz 5,280 kW CumminsOnan C-Power QSB7E (QSB7E-108/5 to QSB7E-195) John Deere Power Systems6135HFM85 CaterpillarC15 (EPA GCPXN15.2EA3) 400 kW MAN Energy Solutions5L21/31-GS-50Hz 1,000 kW Wärtsilä6LW32-GS-60Hz 1,980 kW Volvo PentaD11 (EPA JVPXN10.8DAC) 375 kW MaK8LM46-GS-60Hz 5,280 kW CumminsOnan C-Power QSB7E-136 John Deere Power Systems6135SFM85 CaterpillarC15 (EPA GCPXN15.2EB3) 403 kW MAN Energy Solutions5L21/31-GS-60Hz 1,000 kW Wärtsilä6LW34DF-GS-50Hz 2,280 kW Volvo PentaD11 (EPA JVPXN10.8HAA) 533 kW MaK8LM46DF-GS-50Hz 5,120 kW CumminsOnan Marine QD 13.5/17/17.5/19/21.5 kW — MDKDP/MDKDR/MDKDV CaterpillarC15 (EPA HCPXN15.2EA3) 400 kW MAN Energy Solutions5L21/31DF-GS-50Hz 925 kW Wärtsilä6LW34DF-GS-60Hz 2,280 kW Volvo PentaD11 (EPA KVPXN10.8DAC) 493 kW MaK8LM46DF-GS-60Hz 5,120 kW CumminsOnan Marine QD 22.5/27/29 kW — MDKDT/MDKDU/MDKDS CaterpillarC15 (EPA HCPXN15.2EB3) 403 kW MAN Energy Solutions5L21/31DF-GS-60Hz 925 kW Wärtsilä6LW34DF-GS2-50Hz 2,250 kW Volvo PentaD11 (EPA LVPXN10.8DAB) 493 kW MaK9LM20-GS-50Hz 1,620 kW CumminsOnan Marine QD 4/5 kW — MDKBH CaterpillarC15 (EPA JCPXN15.2EA3) 400 kW MAN Energy Solutions5L23/30H-GS-50Hz 925 kW Wärtsilä6LW34DF-GS2-60Hz 2,250 kW Volvo PentaD11 (EPA LVPXN10.8DAC) 493 kW MaK9LM20-GS-60Hz 1,620 kW CumminsOnan Marine QD 40-65 kW — MDDCA/MDDCB/MDDCC (60 Hz) CaterpillarC15 (EPA JCPXN15.2EB3) 403 kW MAN Energy Solutions5L23/30H-GS-60Hz 925 kW Wärtsilä6LW38-GS-50Hz 2,880 kW Volvo PentaD11 (EPA MVPXN10.8DAB) 493 kW MaK9LM20C-GS-50Hz 1,710 kW CumminsOnan Marine QD 50/55/65 kW — MDDCG/MDDCM/MDDCN (50/60 Hz) CaterpillarC15 (EPA KCPXN15.2EA3) 400 kW MAN Energy Solutions5L27/38-GS-50Hz 1,700 kW Wärtsilä6LW38-GS-60Hz 2,880 kW Volvo PentaD11 (EPA MVPXN10.8DAC) 493 kW MaK9LM20C-GS-60Hz 1,710 kW CumminsOnan Marine QD 6/7.5/8 kW — MDKBJ/W CaterpillarC15 (EPA KCPXN15.2EB3) 403 kW MAN Energy Solutions5L27/38-GS-60Hz 1,700 kW Wärtsilä6LW46-GS-50Hz 4,020 kW Volvo PentaD11 (EPA NVPXN10.8DAB) 493 kW MaK9LM25-GS-50Hz 2,610 kW
Related types

Also in Auxiliary Engines.

The other equipment types in this category.

Auxiliary EngineLifeboat EngineMarine Fuel Cell System
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