C18 ACERT Tier 3

Marine Generator Sets C18 (SRMP) Marine Generator Set

Request A Price Find Dealer

Key Specs

Minimum Rating
260 ekW (325 kVA)
260 ekW (325 kVA)
Maximum Rating
565 ekW (706 kVA)
565 ekW (706 kVA)
50 hz
50 hz


The C18 SRMP is the latest generator and brings commonality with our petroleum products as well as interfacing improvements. We have also taken this opportunity to add new price list options. All engine ratings and emissions certifications are the same, however we have been able to increase the power output of the generator for 12 of the 14 ratings.

Product Specifications for C18 (SRMP) Marine Generator Set

Minimum Rating 260 ekW (325 kVA) 260 ekW (325 kVA)
Maximum Rating 565 ekW (706 kVA) 565 ekW (706 kVA)
Frequency 50 hz 50 hz
Speed 50 Hz - 1500 rpm, 60 Hz - 1800 rpm 50 Hz - 1500 rpm, 60 Hz - 1800 rpm
Configuration In-line 6, 4-Stroke-Cycle Diesel In-line 6, 4-Stroke-Cycle Diesel
Aspiration Turbocharged - aftercooled Turbocharged - aftercooled
Bore 5.7 in 145 mm
Stroke 7.2 in 183 mm
Fuel System MEUI MEUI
Emissions EPA Tier 3, IMO II, EU IW EPA Tier 3, IMO II, EU IW
Height 94.8 in 2408 mm
Length 55.6 in 4741 mm
Width 66.9 in 1699 mm
Weight - Approximate 13396 lb 6076 kg
Length 119.6 in 3038 mm
Height 64.9 in 1648 mm
Width 55.6 in 1411 mm
Weight - Approximate 9747 lb 4221 kg
Excitation SRMP SRMP
Insulation Class H Class H
IP Rating IP23 (standard), IP 44 (optional) IP23 (standard), IP 44 (optional)
Voltage Regulator CDVR (Digital Voltage) CDVR (Digital Voltage)

C18 (SRMP) Marine Generator Set Standard Equipment

Air inlet system

  • Separate circuit after-cooled (SCAC)
  • Heavy-duty inlet air filter

Cooling system

  • SCAC pump, gear driven, for HEX cooled engines only
  • Jacket water pump, gear driven
  • SCAC and JW shunt tanks for maintaining proper pump inlet pressures

Exhaust system

  • Water-cooled exhaust manifold & turbocharger
  • Round flanged exhaust outlet

Fuel system

  • Hybrid fuel lines
  • MEUI™ fuel system
  • Fuel filter, front service
  • Fuel transfer and priming pumps

Lube system

  • Center sump oil pan, deep
  • Front and top service oil filler locations
  • Front service dipstick

Mounting system

  • Vibration Isolators
  • Formed C-channel rails

Control system

  • Electronic fuel/air ratio control
  • SRMP permanent magnet 12-lead generator
  • Digital voltage regulator
  • Class H insulation, Class F temperature rise, IP23 protection

C18 (SRMP) Marine Generator Set Optional Equipment

Exhaust system

  • Dry Elbows
  • Water-Cooled Elbows
  • Flexible Fitting
  • Flange
  • Muffler
  • Muffler, Spark Arresting
  • Fumes disposal (closed system)

Air inlet system

  • Air Inlet Adapter

Charging system

  • Battery Chargers 10 amp
  • Battery sets: 24V 950-1300 CCA
  • Charging alternator 24V 105 amp

Control system

  • Caterpillar alarm and protection
  • EMCP 4.2 control panel
  • MGCP III B control panel

Fuel system

  • Duplex fuel filter – front service
  • Fuel cooler
  • Primary fuel/water separator


  • Generator service side - LH, RH
  • Generator terminal box extension
  • Load sharing module (option for type approved module)

Lube system

  • Spare pump kits
  • Duplex oil filter – front service
  • Manual sump pump

Mounting system

  • Vibration Isolators

Protection system

  • Generator protection - IP44

Starting system

  • Starting motors - electric and/or air
  • Jacket water heaters

See how C18 (SRMP) Marine Generator Set compares against frequently compared products.

Product Brochures and More Are Ready to Download!

Media Gallery

C18 ACERT Tier 3

C18 ACERT Tier 3

360 View

Check out current offers for the C18 (SRMP) Marine Generator Set

View More Offers

Internet Explorer users may experience issues with certain features of our site.
Please try a current version of an alternate browser (i.e. Google Chrome, Microsoft Edge, Mozilla Firefox) for the full Cat.com experience.