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Home›Caterpillar›Caterpillar XQ425

Caterpillar XQ425 Generator Set

The Caterpillar XQ425 is a 340 kW standby generator set powered by a Caterpillar C13 ACERT engine. It is available at 60 V, 50 V and 600 V, 3-phase and 50 Hz. It holds about 40 L (10.6 gal) of oil and 1970 L (520.4 gal) of coolant, with a maximum ambient rating of 43 °C. The set measures 5080×1524×2642 mm (200.0×60.0×104.0 in) and weighs about 6667 kg (14698 lb). An integrated tank holds 1970 L (520.4 gal), roughly 31 hours of runtime.

340 kW
Standby
12.5 L
Displacement
40.0 L
Oil capacity
2
Document types

How to read your Caterpillar serial & model number →

Specifications

Frequency50.0 Hz
Standby power340 kW
Prime power340 kW
Oil capacity40.0 L
AlternatorCaterpillar SR4B - 450
Voltage options60 V, 480/277 V, 50 V, 400/230 V, 600 V
Phase3-phase
Coolant capacity1970 L
Max ambient[43, 61] °C
Dimensions (L×W×H)5080×1524×2642 mm
Dry weight6667 kg
Fuel tank1970.0 L
Tank runtime[31, 29, 34] hr

Engine

Caterpillar C13 ACERT
Oil capacity40.0 L
Coolant capacity14.2 L
Displacement12.5 L
AspirationTurbocharged Air-to-Air Aftercooled
Rated speed2100 rpm

Common questions

What is the power rating of the Caterpillar XQ425?

The Caterpillar XQ425 is rated 340 kW standby.

What engine does the Caterpillar XQ425 use?

The Caterpillar XQ425 is powered by the Caterpillar C13 ACERT engine.

What is the oil capacity of the Caterpillar XQ425?

The Caterpillar C13 ACERT engine in the Caterpillar XQ425 has an oil capacity of 40.0 liters.

What alternator does the Caterpillar XQ425 use?

The Caterpillar XQ425 uses a Caterpillar SR4B - 450 alternator.

Parts

66
Part #DescriptionQtySystem
2239150Connecting rodsConnecting rod PartsGeek
9CT002NOx Control SystemSensor PartsGeek
M-1043560Cylinder Liner Seal Ring6Seal PartsGeek atldiesel $8.36
M-1095308Oil Pan Seal1Seal PartsGeek
M-1375541Fuel Priming Pump1Pump PartsGeek
M-1946722Sensor - PressureARSensor PartsGeek
M-1946724Sensor - PressureARSensor PartsGeek
M-1946725Sensor - PressureARSensor PartsGeek
M-1P0436Fuel Priming Pump Gasket1Gasket PartsGeek
M-2173673Oil Pan Seal1Seal PartsGeek
M-2231608Oil Pump1Pump PartsGeek
M-2246361Regulator Housing Gasket1Gasket PartsGeek
M-2266620Rear Structure Set1Gasket PartsGeek
M-2274239ORKInjector Tube Seal Kit6Seal PartsGeek
M-2275075Regulator Housing Gasket1Gasket PartsGeek
M-2303728Injector Seal Ring Intermediate1Seal PartsGeek
M-2303775Injector Seal Ring Upper1Seal PartsGeek
M-2477133Regulator - 190°ARThermostat PartsGeek
M-2481394Injector O-Ring Kit6Seal PartsGeek
M-2644297Sensor - TemperatureARSensor PartsGeek
M-2655324Oil Cooler Set1Gasket PartsGeek
M-2655326Oil Pump Set - External1Gasket PartsGeek
M-3136846Central & Lower Set1Gasket PartsGeek
M-3136847Fuel System Set1Gasket PartsGeek
M-3136898Front Structure Set1Gasket PartsGeek
M-3142771Water Pump Installation Set1Gasket PartsGeek
M-3149899Air Compressor Set1Gasket PartsGeek
M-3348404Rear Structure Set1Gasket PartsGeek
M-3348407Water Pump Installation Set1Gasket PartsGeek
M-3520206Water Pump1Pump PartsGeek
M-3S9643Regulator SealARSeal PartsGeek
M-4367102Turbocharger Installation Set1Gasket PartsGeek
M-4388606Front Structure Set1Gasket PartsGeek
M-4390524Turbocharger Installation Set1Gasket PartsGeek
M-4394077Central & Lower Set1Gasket PartsGeek
M-4394451Oil Cooler Set1Gasket PartsGeek
M-4446485Gasket Set - C13-C15-C18 Front StructureGasket set PartsGeek
M-6D7146Seal Ring - Body to Cover1Seal PartsGeek
M-6V7350Water Pump Mounting Seal1Seal PartsGeek
M-7L6580By Pass Tube Seal2Seal PartsGeek
M-9X7317Injector Seal Ring Lower1Seal PartsGeek
M-RSC13ERing Set C13Ring set PartsGeek
MCBC13013multi layer steel head gasket along with injector seals and necessary seals and gaskets needed to replace a cylinder headGasket PartsGeek
MCBC13021Overhaul Gasket Set1Gasket PartsGeek
MCBC13022In-Chassis Gasket Set1Gasket PartsGeek
MCBC13031Overhaul Gasket Set1Gasket PartsGeek
MCBC13032In-Chassis Gasket Set1Gasket PartsGeek
MCBC13033Cylinder Head Gasket Set1Gasket PartsGeek
PEHJ0170Air Inlet ShutoffAir filter PartsGeek
R-10R0725Injector - Rebuilt6Injector PartsGeek
R-10R0961Injector - Rebuilt6Injector PartsGeek
R-10R0966Injector - Rebuilt6Injector PartsGeek
R-10R0968Injector - Rebuilt6Injector PartsGeek
R-10R2977Injector - Rebuilt6Injector PartsGeek
10R-8830Oil Pan / Sump Turbo MountService part / kit PartsGeek
10R-8831Oil Pan / Sump Turbo MountService part / kit PartsGeek
10R-8832Oil Pan / Sump Turbo MountService part / kit PartsGeek
10R-8833Oil Pan / Sump Turbo MountService part / kit PartsGeek
10R-8834Oil Pan / Sump Turbo MountService part / kit PartsGeek
296-8325Cat® Crankcase Ventilation (CV) Filter1Service part / kit PartsGeek
M-2237467CamshaftService part / kit PartsGeek
g00702022Illustration 5: Asbestos InformationService part / kit PartsGeek
i01480768Burn PreventionService part / kit PartsGeek
i01806909Fire Prevention and Explosion PreventionService part / kit PartsGeek
i02966200General Hazard InformationService part / kit PartsGeek
i03602780Important Safety InformationService part / kit PartsGeek

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
Prime100%75.3
Standby100%82.1

Available documents

Spec sheet — XQ-Range-Flyer-1 (Caterpillar)Spec sheet — XQ425-T4-Final-Spec-Sheet (Caterpillar)Reference — Caterpillar Gen Disc List RFP November 2022 (Caterpillar)

Other sets with this engine

Caterpillar C13Caterpillar XQ425 Tier 4 Final