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Caterpillar C18 Generator Set

The Caterpillar C18 is a 480 kW (600 kVA) diesel prime generator set powered by a Caterpillar C18 ACERT engine. It is available at 415 V, 50 Hz and rated 834.7 A. It holds about 62 L (16.4 gal) of oil and 48.8 L (12.9 gal) of coolant, with a maximum ambient rating of 48 °C. The set measures 5450×2000×2200 mm (214.6×78.7×86.6 in) and weighs about 5990 kg (13206 lb).

18.1 L
Displacement
62.0 L
Oil capacity
4
Document types

How to read your Caterpillar serial & model number →

Specifications

Fueldiesel
Frequency50.0 Hz
Prime power480 kW
EmissionsIndia CPCB/ MoEF Standards
Controller12 Wire Reconnectable, 2 x 1200A LSI Circuit Breakers, EMCP 3.1, Engine Safety Shutdowns, LC7234L Generator 12 Lead &105 Degree C, Premium EMCP 4.2B Generator, Stop, TCP 1000
Oil capacity62.0 L
Voltage options415 V
Rated current834.7 A
Power factor0.8
Circuit breaker1600 A
Coolant capacity48.8 L
Max ambient48 °C
Dimensions (L×W×H)5450×2000×2200 mm
Dry weight5990 kg

Engine

Caterpillar C18 ACERT
Oil capacity62.0 L
Coolant capacity48.8 L
Displacement18.1 L
AspirationAir-to-Air Aftercooled
Rated speed1800 rpm

Maintenance & consumables

for the Caterpillar C18 ACERT
ItemSpecCapacityPart #Interval
Air filter— find
Fuel filter— find
Oil filter3890434 buy
Belt— find
Coolant—
Coolant filter— find
Oil74.0—500 hr

Compatible filters for the Caterpillar C18 ACERT — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Caterpillar 1063973 Caterpillar 1327169 Caterpillar 1236856 Caterpillar 30009151 Caterpillar 2310167
  • Fuel filter: Caterpillar 1165436 Caterpillar 3089679 Caterpillar 3890433 Donaldson P550625 Donaldson P551311
  • Fuel filter (secondary): Caterpillar 1165436 Caterpillar 3089679 Donaldson P550625 Donaldson P551311

Common questions

What engine does the Caterpillar C18 use?

The Caterpillar C18 is powered by the Caterpillar C18 ACERT engine.

What fuel does the Caterpillar C18 use?

The Caterpillar C18 runs on diesel.

What is the oil capacity of the Caterpillar C18?

The Caterpillar C18 ACERT engine in the Caterpillar C18 has an oil capacity of 62.0 liters.

Parts

115
Part #DescriptionQtySystem
2243245Connecting rodsConnecting rod FridayParts $299.85
420-5855Water Pump Seal Installer (Dimensions: 47 x 45 mm, Weight: .463 kg)Water pump seal installer buy
M-2572752Gasket Set - C18 Front StructureGasket set buy
M-3604170Gasket Set - C18 Front StructureGasket set buy
M-3605916Gasket Set - C18 Central & LowerGasket set buy
M-3675181PistonPiston buy
M-3687815PistonPiston buy
M-3687816PistonPiston buy
M-3687817PistonPiston buy
M-4154993Gasket Set - Single Cylinder Head - C18Gasket set buy
M-4446485Gasket Set - C13-C15-C18 Front StructureGasket set buy
M-CK3675181PCylinder KitCylinder kit buy
M-CK3687815PKit - Cylinder KitCylinder kit buy
M-CK3687816PKit - Cylinder KitCylinder kit buy
M-CK3687817PCylinder KitCylinder kit buy
MCB3116021MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3116022GASKET SET1Gasket buy
MCB3116023CYLINDER HEAD GASKET SET1Gasket buy
MCB3306011MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306012GASKET SET1Gasket buy
MCB3306013CYLINDER HEAD GASKET SET1Gasket buy
MCB3306021MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306022GASKET SET1Gasket buy
MCB3306023CYLINDER HEAD GASKET SET1Gasket buy
MCB3306031MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306032GASKET SET1Gasket buy
MCB3306033CYLINDER HEAD GASKET SET1Gasket buy
MCB3306041MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306042GASKET SET1Gasket buy
MCB3306043CYLINDER HEAD GASKET SET1Gasket buy
MCB3306071MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306072GASKET SET1Gasket buy
MCB3306073CYLINDER HEAD GASKET SET1Gasket buy
MCB3306121MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306122GASKET SET1Gasket buy
MCB3306123CYLINDER HEAD GASKET SET1Gasket buy
MCB3306281MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306282GASKET SET1Gasket buy
MCB3306283CYLINDER HEAD GASKET SET1Gasket buy
MCB3306431MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306432GASKET SET1Gasket buy
MCB3306433CYLINDER HEAD GASKET SET1Gasket buy
MCB3306471MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3306472GASKET SET1Gasket buy
MCB3306473CYLINDER HEAD GASKET SET1Gasket buy
MCB3406011MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3406012GASKET SET1Gasket buy
MCB3406013CYLINDER HEAD GASKET SET1Gasket buy
MCB3406181MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3406182GASKET SET1Gasket buy
MCB3406183CYLINDER HEAD GASKET SET1Gasket buy
MCB3406391MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3406392GASKET SET1Gasket buy
MCB3406393CYLINDER HEAD GASKET SET1Gasket buy
MCB3408141MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3508121MAJOR OVERHAUL GASKET SET1Gasket buy
MCB3508122GASKET SET1Gasket buy
MCB3508123CYLINDER HEAD GASKET SET1Gasket buy
MCBC15341MAJOR OVERHAUL GASKET SET1Gasket atldiesel $1904.06
MCBC15342GASKET SET1Gasket atldiesel $1246.97
MCBC15343CYLINDER HEAD GASKET SET1Gasket atldiesel $979.08
MCBC15351MAJOR OVERHAUL GASKET SET1Gasket atldiesel $1652.89
MCBC15352GASKET SET1Gasket atldiesel $1080.72
MCBC15353CYLINDER HEAD GASKET SET1Gasket atldiesel $917.55
MCBC18431MAJOR OVERHAUL GASKET SET1Gasket atldiesel $1848.60
MCBC18432GASKET SET1Gasket atldiesel $903.94
MCBC18433CYLINDER HEAD GASKET SET1Gasket atldiesel $1022.60
R-2872405Reman InjectorInjector industrialinjection $851.95
R-2897320Reman InjectorInjector industrialinjection $851.95
R-DZ100212Reman Injector + Nozzle KitInjector buy
R-DZ100216Reman Injector + Nozzle KitInjector buy
R-DZ100217Reman Injector + Nozzle KitInjector buy
R-RE545562Reman Injector + Nozzle KitInjector buy
888-983-7847ENGINE BLOCK CRANKSHAFTService part / kit buy
R-20R2284C15/C18/C27/C32 ACERT Trim file (12-digit serial)Service part / kit buy
R-20R2285C15/C18/C27/C32 ACERT Trim file (12-digit serial)Service part / kit buy
RSC18ERing Set - PistonService part / kit buy
RSC18E1Ring Set - PistonService part / kit buy
g00284658Illustration 17 EPA Emissions Certification FilmService part / kit buy
g00415538Illustration 18 European Emissions Certification FilmService part / kit buy
g00702020Illustration 4Service part / kit buy
g00704000Illustration 8Service part / kit buy
g00704059Illustration 9Service part / kit eBay
g00771448Grounding PracticesService part / kit buy
g01054560Illustration 23 Typical performance monitor panelService part / kit buy
g01054562Illustration 24 Typical performance monitor panel for totalsService part / kit buy
g01054565Illustration 25 Typical performance monitor panel for settingsService part / kit buy
g01054566Illustration 26 Typical performance monitor panel for serviceService part / kit buy
g01065152Illustration 16 (1) Serial number plate (2) Information plateService part / kit buy
g01233007Illustration 20Service part / kit buy
g01416712Illustration 1Service part / kit buy
g01459611Illustration 21Service part / kit buy
g01459691Illustration 22 Caterpillar Messenger DisplayService part / kit buy
i00844066Emissions Certification FilmService part / kit buy
i00863835Self-DiagnosticsService part / kit buy
i00911989Before Starting EngineService part / kit buy
i01103904Engine StartingService part / kit buy
i01359666Crushing Prevention and Cutting PreventionService part / kit buy
i01372247Mounting and DismountingService part / kit buy
i01372254Fire Prevention and Explosion PreventionService part / kit buy
i01463253Diagnostic LampService part / kit buy
i01646248SMCS Code: 10001Service part / kit buy
i01658146Important Safety InformationService part / kit buy
i01934760SMCS Code: 1000; 1401; 1402; 19001Service part / kit buy
i01988813Product LiftingService part / kit buy
i02068367Product StorageService part / kit buy
i02088692Plate Locations and Film LocationsService part / kit buy
i02109067SMCS Code: 1000; 1400; 14501Service part / kit buy
i02164876Reference NumbersService part / kit buy
i02469632Electrical SystemService part / kit buy
i02496338Diagnostic Flash Code RetrievalService part / kit buy
i02566298General Hazard InformationService part / kit buy
i02784356Engine ElectronicsService part / kit buy
i02840188Safety MessagesService part / kit buy
i02944987Monitoring SystemService part / kit buy

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Prime25%38.310.1
Prime50%67.717.8
Prime75%97.325.7
Prime100%123.032.5

Available documents

Engine specSpec sheetReferenceParts manual