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Caterpillar 3412C TA Engine

The Caterpillar 3412C TA is a 27.02 L 12-cylinder ta engine rated at 1500 rpm, producing up to 560 kW. It powers generator sets from Caterpillar. It holds 69 L (18.2 gal) of oil and 147 L (38.8 gal) of coolant.

Also known as: CAT 3412C TA

Part of the Caterpillar 3412C engine family — 3 variants share parts & fitment.

27.02 L
Displacement
12
Cylinders
1500 rpm
Rated speed
560 kW
Gross power
On this pageService partsSpecsGenerator setsMaintenanceFilter cross-referenceFAQ

Service parts for the 3412C TA

The cheapest captured merchant offer per filter — see the full cross-reference below for every OEM/aftermarket option.

Air intake

1 required
7T1S90Air filterfind

Fuel system

1 required
5134490Fuel filter (primary)$23.43eBay

Oil system

1 required
3890434Oil filter$30.97PartsGeek

Prices captured from merchant listings; some links are affiliate links. Verify against your serial number before ordering.

Engine specifications

Oil capacity69.0 L
Coolant capacity147.0 L
Displacement27.02 L
Cylinders12
AspirationTA
Rated speed1500 rpm
Gross power560 kW

Generator sets powered by this engine

1
Caterpillar 3412C TA

How to read your Caterpillar engine serial & model number →

Maintenance schedule

ItemSpecCapacityPart #Interval
Air filterSingle element canister type air cleaner, Service indicator—1250 hr
Fuel filterPrimary and secondary fuel filters, Water separator51344901250 hr Amazon eBay $23.43 PartsGeek $48.97 FridayParts $29.99
Oil filter—1250 hr
BatteryBattery with rack and cables—6000 hr
BeltFan and belt guards, Exhaust flex and ANSI style outlet flange, gasket, bolts and mating weld flange—1250 hr
CoolantCat® Extended Life Coolant90.0 L—6000 hr
OilSump refill with filter69.0 L—
Spark plug—1250 hr

Pooled from every document that names this exact engine — confirm the interval and part number against your unit's serial number.

Parts cataloged across the Caterpillar 3412C family

49
Part #DescriptionCategory
102-9720Cleaning Kit (detergent and oil for AIRSEP air cleaner elements)air_filter
151-7737Air Primaryair_filter
189-0202Air Secondaryair_filter
4N0015Air filter outerair_filter
9Y-3879Airair_filter
6T1395Alternatoralternator
118-2018V-beltbelt
6N6798V-beltbelt
9L6639V-beltbelt
3412CEngineengine
174-6854Hydrosolv 100 liquid cleaner, 19 L (5 US gallon)fluid
1U-5490Hydrosolv 4165 liquid cleaner, 19 L (5 US gallon)fluid
5N-5561Silicone Lubricantfluid
133-5673Fuel/Water Separatorfuel_filter
1R-0749Fuel Secondary - ADVfuel_filter
1R0749Filter fuelfuel_filter
4N1151Gasket oil pangasket
3T8705Glow plugglow_plug
3T8706Glow plugglow_plug
7C1068Water pump impellerimpeller
8S-2245Injection Cleaning Tool Group (fuel injection nozzles)injector
1R-0716Engine Oiloil_filter
1R-1808Engine Oil - ADVoil_filter
1R1808Filter oiloil_filter
169-8373Fluid Sampling Bottleother_service
4C-9301Coolant Conditioner Test Kitother_service
5P-3413Pipe Sealant for external threads of the zinc rod plugother_service
8N1728Connecting rodother_service
8T-5296Coolant Conditioner Test Kitother_service
9S-3263Compound for the shoulder of a new zinc rodother_service
g00104545Illustration 4other_service
g00107406Illustration 1: Safety message for the clutch located on the clutch housing (if equipped).other_service
g00107407Illustration 2: Safety message for rotating gears that can cause entanglement of the fingers and hands.other_service
g00294510Improper jumper cable connections can cause an explosion resulting in personal injury.other_service
i01359666Crushing Prevention and Cutting Preventionother_service
i01372247Mounting and Dismountingother_service
i01372262Illustration 4: Safety message for flammable fluids and hot surfaces.other_service
i01480768Burn Preventionother_service
i01658146Important Safety Informationother_service
i01805780Before Starting Engineother_service
i02345910Do not allow unauthorized personnel on the engine or around the engine when the engine is serviced.other_service
108-6633Fuel pumppump
137-1339Water pumppump
161-4113Oil pumppump
1U-5718Vacuum Pumppump
384-8612Lift/transfer pumppump
142-5867Front sealseal
142-5868Rear sealseal
4P-7610Magnetic Pickup Group (engine speed/timing sensor in flywheel housing)sensor

Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.

Filters for this engine

  • Air filter: Caterpillar 7T1S90 Caterpillar 7W6611 Caterpillar 1063973 Caterpillar 612506 Donaldson P525026 Donaldson P525129 Donaldson P533884 Donaldson P532506
  • Fuel filter (primary): Caterpillar 5134490 Donaldson P551858 Wix 33780
  • Oil filter: Caterpillar 3890434 Caterpillar 2P4005 Donaldson P551808 Donaldson P554005 Wix 57792 Wix 51792 Ac Delco PF879L

Cross-referenced via Donaldson + OEM/engine-maker interchange — options to verify against your serial number, not confirmed for every exact variant.

Also used in

5
  • Caterpillar 992C — Loader Wheeled
  • Caterpillar 992D — Loader Wheeled
  • Caterpillar D10N — Tractor Tracked
  • Caterpillar D9L — Tractor Tracked
  • Manitowoc 4599 SERIES 4 — Dragline

Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.

Common questions

What is the oil capacity of the Caterpillar 3412C TA?

The Caterpillar 3412C TA engine has an oil capacity of 69.0 liters.

What is the displacement of the Caterpillar 3412C TA?

The Caterpillar 3412C TA has a displacement of 27.02 liters with 12 cylinders.

Which generators use the Caterpillar 3412C TA engine?

The Caterpillar 3412C TA powers 1 generator set(s), including Caterpillar 3412C TA.

What oil filter does the Caterpillar 3412C TA use?

The Caterpillar 3412C TA uses oil filter part numbers Caterpillar 3890434, Caterpillar 2P4005, Donaldson P551808.

What fuel filter does the Caterpillar 3412C TA use?

The Caterpillar 3412C TA uses fuel filter part numbers Caterpillar 5134490, Donaldson P551858, Wix 33780.

What air filter does the Caterpillar 3412C TA use?

The Caterpillar 3412C TA uses air filter part numbers Caterpillar 7T1S90, Caterpillar 7W6611, Caterpillar 1063973.