Marine Power SystemsNon-Current
Industry-leading technology allows Caterpillar to create the most reliable commercial engines for a variety of applications. From tugs and container vessels to yachts and sport fishers, Cat engines have demonstrated their efficiency countless times. With remarkable reliability and durability, these engines will exceed your expectations for decades.
Units:
| Model | Power Range | Speed Range | Emissions |
|---|---|---|---|
| C18 ACERT IMO II | 454-715 bhp (339-533 bkW) | 1800-2100 rpm | IMO II, EU IIIA |
| C32 IMO II | 660-1450 bhp (492-1081 bkW) | 1600-2300 rpm | IMO II, EU IW |
| C32 | 660-1600 bhp (492-1193 bkW) | 1600-2300 rpm | U.S. EPA Tier 3 / IMO II emissions certified |
| 3508B | 775-1500 bhp (578-1118 bkW) | 1200-1925 rpm | IMO I |
| C32 Tier 4 / IMO III | 1000-1450 bhp (746-1081 bKW) | 1600-2150 rpm | U.S. EPA Tier 4 Final certified IMO III emissions certified (SCR required) |
| 3508C | 775-1100 bhp (578-820 bkW) | 1200-1600 rpm | IMO II, EU IW |
| 3512B | 1100-2250 bhp (820-1678 bkW) | 1200-1925 rpm | IMO I |
| 3512C Tier 3 | 1340-2366 bhp (1000-1765 bkW) | 1600-1800 rpm | EPA Tier 3, IMO II |
| 3516B | 1650-3000 bhp (1230-2237 bkW) | 1200-1800 rpm | IMO II |
| 3516C Tier 3 | 2131-2675 bhp (1590-1995 bkW) | 1600 rpm | EPA Tier 3, IMO II |
| C175-16 | 2683-3420 bhp (2001-2550 bkW) | 1600-1800 rpm | IMO II |
| C280-8 Tier 4/ IMO III | 3299-3634 bhp (2460-2530 bkW) | 1000 rpm | EPA Tier 4, IMO III |
| C280-12 | 4640-5096 bhp (3460-3800 bkW) | 900 rpm | IMO II |
| C280-12 | 4640-5444 bhp (3460-4060 bkW) | 900-1000 rpm | IMO II, IMO III/EPA T4 |
| M 20 C | 1020-1800 kW | 900-1000 rpm | IMO II / IMO III with SCR |
| M 25 E | 2100-3150 kW | 720-750 rpm | IMO II / IMO III with SCR |
| M 25 C | 1740-3000 kW | 720-750 rpm | IMO II |
| M 32 C | 2880-4500 kW | 600 rpm | IMO II |
| VM 32 C | 6000-8000 kW | 720-750 rpm | IMO II |
| M 32 E | 3300 - 4950 kW | 720-750 rpm | IMO II / IMO III with SCR |
| VM 32 E | 6360 - 8960 kW | 720/750 rpm | IMO II |
| M 34 DF | 3060-4770 bkW | 720 / 750 rpm | IMO III |
| M 43 C | 6000 - 9450 kW | 500-514 rpm | IMO II |
| VM 43 C | 12000 - 16800 kW | 500-514 rpm | IMO II |
| M 46 DF | 5400 - 8685 kW | 500 / 514 rpm | IMO II in diesel mode / IMO III in gas mode |
| VM 46 DF | 10800 - 15440 kW | 500 / 514 rpm | IMO II in diesel mode / IMO III in gas mode |
| C32 Tier 3 / IMO II | 61-1450 bhp (46-1072 bkW) | — | U.S. EPA Tier 3 / IMO II emissions certified |
| Model | Power Range | Speed Range | Stroke |
|---|---|---|---|
| C8.7 | —641 BHP478 bkW | 2300 rpm | —5.3 in135 mm |
| C9 ACERT | — | — | — |
| C12 | — | — | — |
| C12.9 | — | — | — |
| Model | Minimum Rating | Maximum Rating | Frequency |
|---|---|---|---|
| C4.4 ACERT | 58R ekW (50 Hz), 51R ekW (60 Hz) | 88R ekW (50 Hz), 105R ekW (60 Hz) | 50 Hz or 60 Hz |
| C7.1 ACERT | 100 ekW (125 kVA) | 200 ekW (250 kVA) | 50 Hz or 60 Hz |
| C9 | 142R ekW (178 kVA) | 250 ekW (313 kVA) | 50 hz or 60hz |
| C18 ACERT IMO II | 330 ekW (418 kVA) | 450 ekW (563 kVA) | 50 Hz or 60 Hz |
| C18 ACERT Tier 3 | 400 ekW (500 kVA) | 550 ekW (688 kVA) | 60 hz |
| C32 ACERT IMO II | 550 eKW (688 kVA) | 940 ekW (1175 kVA) | 50 Hz or 60 Hz |
| C32 Tier 3 / IMO II | 219 ekW | 940 ekW | 60hz |
| C32 IMO III | 219 ekW | 940 ekW | 60hz |
| 3508B | 590 eKW (738 kVA) | 910 eKW (1138 kVA) | 50 hz or 60 hz |
| 3512B | 880 eKW (1000 kVA) | 1360 eKW (1800 kVA) | 50 hz or 60 hz |
| 3516B | 1180 eKW (1475 kVA) | 1825 eKW (2281 kVA) | 50 Hz or 60 Hz |
| M 20 C | 979 kWe (1224 kVA) | 1726 kWe (2160 kVA) | — |
| M 25 C | 1669 kWe (2088 kVA) | 2877 kWe (3600 kVA) | — |
| M 32 C | 2762 kWe (3456 kVA) | 4316 kWe (5400 kVA) | — |
| VM 32 C | 5754 kWe (7200 kVA) | 7672 kWe (9600 kVA) | — |
| M 32 E | 3165 kWe (3960 kVA) | 5747 kWe (5940 kVA) | — |
| VM 32 E | 6099 kWe (7632 kVA) | 8593 kWe (10752 kVA) | — |
| M 34 DF | 2934 kWe (3672 kVA) | 4574 kWe (5724 kVA) | — |
| M 43 C | 5754 kWe (7200 kVA) | 9063 kWe (11340 kVA) | — |
| VM 43 C | 11508 kWe (14400 kVA) | 16111 kWe (20160 kVA) | — |
| M 46 DF | 5179 kWe (6480 kVA) | 8329 kWe (10422 kVA) | — |
| VM 46 DF | 10357 kWe (12960 kVA) | 14807 kWe (18528 kVA) | — |
| Model | Minimum Rating | Maximum Rating | Aspiration |
|---|---|---|---|
| C9 | —217 BHP162 bkW | —361 BHP269 bkW | TA |
| C18 IMO II | —404 BHP301 bkW | —660 BHP492 bkW | TA, TTA |
| C32 IMO II | —791 BHP590 bkW | —1333 BHP994 bkW | TTA |
| C32 | — | — | Turbocharged Aftercooled |
| C32 Tier 3 / IMO II | —314 BHP234 bkW | —1333 BHP994 bkW | Turbocharged-aftercooled aspiration |
| 3508B | —870 BHP649 bkW | —1298 BHP968 bkW | TA |
| 3512B | —1251 BHP933 bkW | —1910 BHP1424 bkW | TA |
| C32 Tier 4 / IMO III | —400 BHP298 bkW | —1333 BHP994 bkW | Turbocharged-aftercooled |
| 3516B | —1726 BHP1287 bkW | —2549 BHP1901 bkW | TA |