Anglo Belgian Corporation (ABC)
DZD dual-fuel
Dual-fuel (LNG/diesel) derivative of the DZ medium-speed engine family.
Dual-fuel & gas engines products
25 products
Filter products: Dual-fuel & gas engines
Anglo Belgian Corporation (ABC)
EL23 multi-fuel engine
Newer multi-fuel platform combining compression-ignition liquid-fuel combustion with spark-ignited gaseous-fuel combustion.
Anglo Belgian Corporation (ABC)
BeHydro hydrogen engines
Hydrogen dual-fuel and 100% hydrogen spark-ignited engines of 0.8–2.8 MW, developed by BeHydro, a joint venture of ABC and CMB.TECH.
Bergen Engines
Bergen B36:45 lean-burn gas engines
Spark-ignited lean-burn natural gas engines of 3.3-9.6 MW for marine propulsion and gensets; B35:40V offered for land power.
Bergen Engines
Bergen C25:33L and C26:33L engines
Smaller Bergen engines: C25:33L liquid-fuel (1.9-3.0 MW) and C26:33L lean-burn gas (1.4-2.4 MW) at 900/1,000 rpm for tugs, workboats and fishing vessels.
Caterpillar Marine
MaK dual-fuel engines
Medium-speed dual-fuel engines able to run on natural gas or liquid fuel.
Caterpillar Marine
MaK methanol conversions
Retrofit solutions allowing MaK engines to run on methanol or ethanol.
Daihatsu Infinearth
DF engines
Dual-fuel gas/diesel gensets for LNG-fuelled ships; hydrogen engines offered via BeHydro distribution.
Everllence
49/60DF
Large-bore medium-speed dual-fuel engine for main propulsion, 7,800-18,200 kW at 600 rpm on LNG or diesel.
Everllence
51/60DF
Medium-speed dual-fuel engine for LNG carrier and cruise gensets and propulsion, predecessor platform to the 49/60DF.
Everllence
35/44DF CD
Dual-fuel genset engine with combined diesel/gas combustion, 3,360-5,040 kW at 720-750 rpm.
Everllence
L21/31DF-M, L27/38DF-M
Methanol dual-fuel GenSets; L21/31DF-M rated 1,000-1,980 kW at 900-1,000 rpm, also running on HFO and biofuels.
Everllence
L23/30, L28/32 (incl. DF)
Small-bore medium-speed auxiliary genset engines, widely licence-built; DF version available for LNG.
HD Hyundai Heavy Industries
HiMSEN DF
LNG dual-fuel HiMSEN engines for gensets on gas carriers and LNG-fuelled ships.
HD Hyundai Heavy Industries
HiMSEN DF-LM
Methanol dual-fuel HiMSEN gensets and feeder-ship propulsion engines.
HD Hyundai Heavy Industries
HiMSEN ammonia dual-fuel
High-pressure direct-injection ammonia dual-fuel engines, up to 5.4 MW (H32CDF-LA); class tests witnessed by seven societies.
IHI Power Systems (Niigata)
Niigata 28AHX-DF / 28ADF
28 cm-bore dual-fuel engines: LNG dual-fuel 28AHX-DF for tugs and coastal ships, and the ammonia dual-fuel 28ADF developed in 2024.
Wärtsilä
Wärtsilä 20 / 20DF / 20 Methanol
Compact engine of 740–1,980 kW (20DF 870–1,755 kW) for auxiliary gensets and small propulsion; methanol version in development.
Wärtsilä
Wärtsilä 25 / 25DF / 25 Ammonia
Medium-speed engine of 1.9–3.4 MW (6L–9L) in diesel, dual-fuel and ammonia versions.
Wärtsilä
Wärtsilä 31 / 31DF / 31SG / 31 Methanol
High-efficiency engine of 4.6–10.4 MW (650 kW/cyl diesel) in diesel, dual-fuel, pure-gas and methanol versions.
Wärtsilä
Wärtsilä 34DF
Fuel-flexible dual-fuel engine with 500 kW/cyl (up to 8 MW) for small LNG carriers, OSVs, tugs and gensets.
Wärtsilä
Wärtsilä 46F / 46DF / 46F Methanol
Large-bore 600 rpm engine of 7.5–20 MW in diesel, dual-fuel, methanol-ready and methanol versions.
Wärtsilä
Wärtsilä 46TS-DF / 46TS Methanol
Two-stage turbocharged 600 rpm dual-fuel engine of 7.8–20.8 MW (1,300 kW/cyl); methanol version 8.1–21.6 MW.
Weichai
Weichai WH20 medium-speed engines
Inline 6- and 8-cylinder medium-speed engines of 905-1,765 kW at 750-1,000 rpm for propulsion and gensets; LNG and methanol variants.