G3412 Rear Right view
G3412 Left Hand Side
G3412 Right view
G3412 Front Right View
Gas generator sets

G3412

Using natural gas for 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.

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G3412 Natrual Gas Engine

  • Robust high speed block design provides prolonged life and lower owning operationg costs
  • Designed for maximum performance on low pressure pipeline natural gas
  • Simple open chamber combustion system for reliability and fuel flexibility
  • Leading edge technology in ignition system and air/fuel ratio control for lower emission and engine efficiency
  • One electronic control module handles all engine functions: ignition, governing, air/fuel ratio control and engine protection

SR4B Generator

  • Designed to match performance and output characteristics of Caterpillar gas engines
  • Industry leading mechanical and electrical design
  • High efficiency

EMCP4.2 Control Panel

  • User-friendly interface and navigation
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements

Cooling System

  • Designed to operate in standard ambient temperatures up to 43°C (110°F)Contact your Cat Dealer for specific ambient and altitude capabilities

Emissions

  • Meets most worldwide emissions requirements down to 0.5 g/bhp-hr NOx level without aftertreatment

Full Range of Attachments

  • Wide range of bolt-on system expansion attachments
  • Factory designed and tested
  • Flexible packaging options for easy and cost effective installation

Proven System

  • Field proven in a wide range of applications worldwide
  • Fully prototype tested
  • Certified torsional vibration analysis available

Over 30 Years Market Leadership

Over 1.6 Billion hours Operating Experience

Proven in Tens of Thousands of installations application ranging from Congeneration to Compression

Generator Set Specifications
Continuous Rating423 ekW @0.8pf
Fuel TypeNatural Gas, Biogas, Field Gas, Propane
Maximum Electrical Efficiency37.30%
Maximum Standby Rating500 ekW @ 0.8pf
Frequency50 or 60 Hz
RPM1500 or 1800 rpm
Engine Specifications
Engine ModelG3412
Displacement1649 in³
AspirationNA
Bore5.4 in
Stroke6 in
Generator Set Dimensions
Length179 in
Width88 in
Height86 in
Dry Weight - Genset9664 lb
  • Electric Power Ratings Guide
    application/pdf
  • Gas Generator Set 50 and 60 Hz Ratings Guide
    application/pdf
  • G3412 Gas Generator Spec Sheet
    application/pdf

Need installed dimensions with enclosure and tank? See Model Configurations