336 Excavator

  • Specs Summary

Gas Generator G3512H

From natural gas-fueled combined heat and power (CHP) systems and emergency power for facilities, to renewable biogas energy to support the local grid, or electricity generated from coal mine gases, Caterpillar has a wide range of reliable gas power solutions.

Standard Equipment

Air Inlet

  • Package Mounted Air Cleaner with service indicator

Control Panels

  • EMCP 4.3 Genset Controller
  • Dedicated customer wiring terminals


  • Engine driven water pumps for jacket water and after cooler


  • Center section cooled turbocharger with Cat flanged outlet

Fuel system

  • Basic pressure and regulation and filtration


  • High efficiency low voltage Cat generator, permanent magnet excitation, digital regulation, IP23 water ingress protection, & form wound construction.


  • Electric Starter


  • Paint - Caterpillar Yellow except rails and radiators gloss black
  • Crankshaft vibration damper and guard
  • Operation and maintenance manuals
  • Parts book

Optional Equipment

Air Inlet

  • Heavy Duty air cleaner with precleaner

Control Panels

  • Remote monitoring software


  • Electric jacket water and aftercooler pumps
  • Package mounted (<1000kW), horizontal, or remote radiators
  • Combined heat and power skid with heat exchangers, electric pumps, expansion tank, controls, and auxiliary oil resevior


  • Exhaust silencers, CO catalyst, NOx catalyst

Fuel System

  • NFPA37, EN746-2, CSA B149.1, AS 5601/3814 compiant fuel train including monitoring, safety shutoff devices, and flexible conduit


  • Medium and High Voltage Cat generator, Coastal Protection, Oversized, and Premium options