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Cat Diesel Engine


World Wide Product Support

Full Range of Attachments

3608 (50 Hz) Standard Equipment

Air Inlet System
  • Breather, crankcase, top-mounted
  • Aftercooler, fresh water, corrosion resistant coated (air side)
  • Turbocharger, watercooled (750 rpm and HFO), engine oil lubricated
  • Air inlet shutoff

Cooling System
  • Water temperature regulator
  • Jacket water thermostats
  • Engine coolant water drains

Exhaust System
  • 457 mm (18 in) Cat bolt pattern
  • Includes adapter, Flexible exhaust fitting
  • Dry, gas tight, exhaust manifold

Fuel System
  • Simplex or Duplex

Generator System
  • Custom generator per generator data sheet completed by dealer

Governor System
  • UG Actuator

Lube System
  • Service side engine mounted on cylinder block inspection covers
  • Centrifugal oil filters with single shutoff
  • Crankcase explosion relief valves
  • Wet oil sump. Includes engine-driven main lubrication & oil pumps, Oil Lines and Oil Pan
  • Oil filler and dipstick
  • Oil pressure regulating valve

Mounting System
  • Engine and generator mounting
  • Damper, torsional vibration

Starting / Charging System
  • Line group for single point custom connection
  • Air silencer
  • One motor, engine mounted at rear, on left side
  • Vane type air starter

  • Paint, Caterpillar yellow
  • Gear driven pumps: Fuel, Oil, Jacket water, Aftercooler / Oil cooler water

3608 (50 Hz) Optional Equipment

Air Inlet System
  • Air cleaner louver assembly
  • Air inlet adapter
  • Heavy duty air cleaner
  • Vertical support bracket
  • Soot filter
  • Boost control valve

Cooling System
  • Expansion tank
  • Auxiliary water pump
  • Heating aids
  • Cooling system aids

Exhaust System
  • Flexible exhaust fittings
  • Weld flange and related hardware

Fuel System
  • Duplex primary fuel strainer
  • Fuel priming pump
  • Fuel system connections

Generator System
  • Winding temperature detectors
  • Anti-condensation space heaters
  • Busbar connections
  • 3 Phase, six Leads, WYE
  • Class F insulation

Governor System
  • Digital programmers
  • 2301 A load share
  • 723 Plus
  • EGB actuator
  • Electronic / actuators
  • Battery backup / Power supply

Lube System
  • Oil pan drain valve
  • Lube ANSI adapter (Emergency connection)

Mounting System
  • Spring type vibration isolator
  • Non-vertically restrained
  • Vertically restrained
  • Isolator

Starting / Charging System
  • Pressure reducing valve
  • Compressed air flex hose

  • Custom paint colors


Producing reliable power from 2363 to 3575 kVA at 50 Hz, our 3608 diesel generator sets are made to meet your mission critical, continuous, standby and prime applications. We've designed each to ISO 8528-5 transient response requirements and to accept 100 per cent rated load in one step. The generator set is certified for low fuel consumption.

Generator Set Specifications

Minimum Rating 2363 kVA 2363 kVA Less
Maximum Rating 3575 kVA 3575 kVA Less
Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption Less
Frequency 50 Hz 50 Hz Less
Speed 750 & 1000 rpm 750 & 1000 rpm Less
Duty Cycle Standby, Prime, Continuous Standby, Prime, Continuous Less

Engine Specifications

Engine Model 3608 I-8,4-Stroke Water-Cooled Diesel 3608 I-8,4-Stroke Water-Cooled Diesel Less
Bore 11.0 in 280.0 mm Less
Stroke 11.8 in 300.0 mm Less
Displacement 9064.0 in³ 148.0 l Less
Compression Ratio 13:01 13:01 Less
Aspiration TA TA Less
Fuel System Direct unit injection Direct unit injection Less
Governor Type Generator Set Monitoring System (GMS) Generator Set Monitoring System (GMS) Less

Generator Set Dimensions

Length - Maximum 404.0 in 10261.7 mm Less
Width - Maximum 99.62 in 2530.3 mm Less
Height - Maximum 156.6 in 3977.7 mm Less
Dry Weight - Genset (maximum) 91050.0 lb 41390.0 kg Less

Application Centre

Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

Learn More About Electric Power

EMCP 4 Generator Set Controls

Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

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