Well service engines

C18 ACERT™ (T4 Final)

Cat C18 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C18 ACERT engines to deliver excellent performance with low operating costs while meeting tight environmental requirements. This is an ideal engine for applications that require compliance with the highest emission standards in well service applications such as pump skids, nitrogen units, acidizing units, cementing units, blenders, and hydraulic power units. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. C18 ACERT engines with ratings: 429-470 bkW (575-630 bhp)@ 2000 rpm are designed to meet U.S. EPA Tier 4 Final, EU Stage IV emission standards. Ratings 563-597 bkW (755-800 bhp) @ 1800 rpm are designed to meet U.S. EPA Tier 4 Final emission standards. This information about Emissions describes the particular rating's emissions technology. For more information about emissions certification, please contact your local Cat dealer.

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Advanced Digital Engine Management

  • ADEM A4 control system providing integrated ignition, speed governing, protection, and controls, including detonationsensitive variable ignition timing. ADEM A4 has improved: user interface, display system, shutdown controls, and system diagnostics.

Custom Packaging

  • For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Fuel & Oil

  • Requires Ultra Low Sulfur Diesel (ULSD) containing a maximum of 15 ppm sulfur, and new oil formulations to support the new technology. Designed to accommodate B20 biofuel.

Transmissions

  • Caterpillar has a full line of engine-transmission packages that can be fully integrated with your axle, hydraulics, and operator interface.
  • C18 ACERT™ Caterpillar optimized transmission matches: CX35-P800

Product Support Offered Through Global Cat Dealer Network

  • More than 2,200 dealer outlets
  • Cat factory-trained dealer technicians service every aspect of your petroleum engine
  • Cat parts and labor warranty
  • Preventive maintenance agreements available for repair-beforefailure options
  • S•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine:
  • Internal engine component condition
  • Presence of unwanted fluids
  • Presence of combustion by-products
  • Site-specific oil change interval

Over 80 Years of Engine Manufacturing Experience

  • Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Over 80 Years of Engine Manufacturing Experience

  • Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.

Website

  • For all your petroleum power requirements, visit www.cat.com/oilandgas.
General Specifications
Maximum Rating800.0 BHP
Displacement1104.0 in³
Minimum Rating755.0 BHP
Governor and ProtectionADEM A4
RPM1800.0 r/min
AspirationTurbocharged-Aftercooled
Flywheel and Flywheel HousingSAE No. 0 or SAE No. 1
Flywheel Teeth136 (SAE 0), 113 (SAE 1)
Rotation from Flywheel EndCounterclockwise
Stroke7.2 in
Bore5.7 in
Emissions
EmissionsEPA Tier 4 Final and EU Stage IV
Dimensions
Length60.2 in
Width37.8 in
Height50.5 in
Weight3482.0 lb
Capacity for Liquids
Cooling System7.1 gal (US)

Air Inlet System

  • Turbocharged Aftercooled

Control System

  • Electronic control system, over-foam wiring harness, automatic altitude compensation, power compensated for fuel temperature, configurable software features, engine monitoring system SAE J1939 broadcast and control, integrated Electronic Control Unit (ECU) remote fan control

Cooling System

  • Vertical outlet thermostat housing, centrifugal water pump

Exhaust System

  • Dry exhaust manifold, Diesel Oxidation Catalyst (DOC)

Flywheels and Flywheel Housing

  • SAE 0 and SAE 1 flywheel housing

Fuel System

  • MEUI injection; primary fuel filter, secondary fuel filters, fuel transfer pump, electronic fuel priming

Lube System

  • Open crankcase ventilation system, oil cooler, oil filler, oil filter, oil dipstick, oil pump (gear driven), choice of sumps (front, rear, high-capacity center, and high-capacity front)

Power Take Off

  • SAE B and SAE C drives available, engine power can also be taken from the front of the engine on some applications

General

  • Paint: Cat yellow; vibration damper; lifting eyes
  • C18 ACERT Tier 4 Final
    application/pdf

Need installed dimensions with enclosure and tank? See Model Configurations