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Caterpillar 3412 Generator Set

The Caterpillar 3412 is a 500 kW standby generator set powered by a Caterpillar G3516B engine. It holds about 423 L (111.7 gal) of oil and 205 L (54.2 gal) of coolant. The set measures 2179×85.8×1335 mm (85.8×3.4×52.6 in) and weighs about 2141 kg (4720 lb).

500 kW
Standby
69.0 L
Displacement
423.0 L
Oil capacity
4
Document types

How to read your Caterpillar serial & model number →

Specifications

Standby power500 kW
Prime power750 kW
Oil capacity423.0 L
Dimensions (L×W×H)2179×85×1335 mm
Dry weight2141 kg

Engine

Caterpillar G3516B
Oil capacity423.0 L
Coolant capacity205.0 L
Displacement69.0 L
AspirationTurbocharged
Rated speed1800 rpm

Maintenance & consumables

for the Caterpillar G3516B
ItemSpecCapacityPart #Interval
Air filter—250 hr find
Fuel filter—1000 hr find
Fuel filterPrimary Filter1110716250 hr PartsGeek
Fuel filterSecondary Filter1R0763250 hr PartsGeek atldiesel $12.53
Oil filterOil filter element38904341000 hr PartsGeek
Belt—250 hr find
Coolant630.0—3000 hr
Oil227.1 L—1000 hr

Compatible filters for the Caterpillar G3516B — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Caterpillar 1W3636 Caterpillar 1327171 Donaldson P117781 Donaldson P526415 Ac Delco A902C

Common questions

What is the power rating of the Caterpillar 3412?

The Caterpillar 3412 is rated 500 kW standby.

What engine does the Caterpillar 3412 use?

The Caterpillar 3412 is powered by the Caterpillar G3516B engine.

What is the oil capacity of the Caterpillar 3412?

The Caterpillar G3516B engine in the Caterpillar 3412 has an oil capacity of 423.0 liters.

Troubleshooting

1

Fault codes

CodeMeaning
nullIncreased coolant temperature

Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.

Parts

63
Part #DescriptionQtySystem
10R9951Head Gaskets1Gasket PartsGeek
113-8432Front Seal1Seal PartsGeek
1440725Connecting rodsConnecting rod PartsGeek
1609874CATSingle Cylinder Liner Gasket Set - 3406/ 3412 0.1 lbs/ 0.04 kgs1Gasket PartsGeek
1744947Aftercooler and Lines Gaskets1Gasket PartsGeek
197-4727M-SEAL1Seal PartsGeek
1R-0755High Efficiency Fuel FilterFilter PartsGeek kuduparts $54.00
2322507Manifold Gaskets1Gasket PartsGeek
2322521Turbocharger Gaskets1Gasket PartsGeek
2322522Reman Injectors1Injector PartsGeek
2342795Injector Seals/Gaskets1Gasket PartsGeek
245-5829Coolant Battery Tester Refractometer1Sensor PartsGeek
3N8214IMPELLER1Impeller PartsGeek
3N8449IMPELLER1Impeller PartsGeek
5N-5561Silicone Lubricant1Fluid PartsGeek
5N2902OIL SEAL1Seal PartsGeek
5N6055M-SEAL1Seal PartsGeek
703613PUMP ASSY1Pump PartsGeek
7N3229Connecting rodsConnecting rod PartsGeek
8N1728Connecting rodsConnecting rod PartsGeek
DM-3E3305GASKET SET, WP OH 3412Gasket PartsGeek
DM-8C4402GASKET SET, FUEL SYSTEM 3412Gasket PartsGeek
DZ111166(USE WITH DZ113373 974G) (974C)Fuel filter PartsGeek
DZ114695(974C) (3447) (3449) (3451) (3453) (3448) (3452) (974Q) (3450) (3454) (974G)Coolant filter PartsGeek
ESD5526Speed ControllerSpeed controller PartsGeek
G3516BEngine modelEngine PartsGeek yemparts $33.85
IMP0026IMPELLER1Impeller PartsGeek
IMP002602IMPELLER1Impeller PartsGeek
JMK0002SEAL KIT1Seal PartsGeek
JMK0003SEAL KIT(*)1Seal PartsGeek
JPR-CT3412PUMP ASSY1Pump PartsGeek
MCSSET0009M-SEAL1Seal PartsGeek
MCSSET0010M-SEAL1Seal PartsGeek
PEHP7069-01Reman Water PumpWater pump PartsGeek
PK48000M4 tonne Palfinger PK48000M hydraulic crane1Crane PartsGeek
RET0020OIL SEAL1Seal PartsGeek
RET0023OIL SEAL1Seal PartsGeek
128-6786Crankshaft Bare1Service part / kit PartsGeek
1743191Reman Cylinder Heads1Service part / kit PartsGeek
249-0437Oxidation Catalyst Assembly - RoundService part / kit PartsGeek
249-0439Oxidation Catalyst Assembly - RoundService part / kit PartsGeek
256-0326Oxidation Catalyst Assembly - RoundService part / kit PartsGeek
256-0331Oxidation Catalyst Assembly - RoundService part / kit PartsGeek
3N8203SHAFT1Service part / kit PartsGeek
703493SHAFT1Service part / kit PartsGeek
PEHJ0271Cat® Emissions Upgrade Kits for Select 3500 Marine EnginesService part / kit PartsGeek
PEHJ0287Cat® Performance Upgrade Kits for Select 3508, 3512, and 3516 Marine EnginesService part / kit PartsGeek
PEHP3036Cat Reman Short and Long BlocksService part / kit PartsGeek
PEHP3036-01Cat Reman Short and Long BlocksService part / kit PartsGeek
SHA0047SHAFT1Service part / kit PartsGeek
SHA0048SHAFT1Service part / kit PartsGeek
XQ100generatorService part / kit PartsGeek
g00104545Illustration 4Service part / kit PartsGeek
g00107406Illustration 1: Safety message for the clutch located on the clutch housing (if equipped).Service part / kit PartsGeek
g00107407Illustration 2: Safety message for rotating gears that can cause entanglement of the fingers and hands.Service part / kit PartsGeek
g00294510Improper jumper cable connections can cause an explosion resulting in personal injury.Service part / kit PartsGeek
i01359666Support the component properly when work beneath the component is performed.Service part / kit PartsGeek
i01372247Mounting and Dismounting: Inspect steps, handholds, and work area before mounting the engine.Service part / kit PartsGeek
i01372262Illustration 4: Safety message for flammable fluids and hot surfaces.Service part / kit PartsGeek
i01480768Do not touch any part of an operating engine. Allow the engine to cool before performing maintenance.Service part / kit PartsGeek
i01658146Important Safety InformationService part / kit PartsGeek
i01805780Before Starting Engine: Ensure that the engine cannot be started before performing maintenance.Service part / kit PartsGeek
i02345910Do not allow unauthorized personnel on the engine or around the engine when the engine is serviced.Service 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
Prime
Standby

Available documents

Engine spec — LECH3874-02 (Caterpillar)Engine spec — LEDH1045-02 (Caterpillar)Engine spec — lehq3181 (Caterpillar)Engine spec — lehw4180 (Caterpillar)Engine spec — lehw4181 (Caterpillar)Engine spec — lfhh5447 (Caterpillar)Engine spec — lfhh5448 (Caterpillar)Engine spec — lfhh6261 (Caterpillar)Engine spec — lshh6258 (Caterpillar)Engine spec — lshh6261 (Caterpillar)Spec sheet — 3412-600-kW-Spec-Sheet (Caterpillar)Spec sheet — epnsum00 (Caterpillar)Spec sheet — lehw4116 (Caterpillar)Parts manual — KMP-Brand®Parts-Guide-Suitable-for-Caterpillar®By-Product (Caterpillar)Service manual — 3408C, 3412, 3412C and 3412D High Performance Marine Engines-Engine Safety (Caterpillar)Service manual — 3408C, 3412, 3412C and 3412D High Performance Marine Engines-Maintenance Intervals (Caterpillar)

Other sets with this engine

Caterpillar G3516BCaterpillar XQ 2000Caterpillar XQ1250G