Whether you’re seeking full power at high efficiency levels or a unit capable of short start-up times, GE’s Jenbacher J920 FleXtra gas engine is a reliable solution for large gas engine power generation plants. It’s designed to support a broad variety of multiple-engine power plant solutions–from remote power supply to combined heat and power (CHP) generation.

Two-Stage Technology

The two-stage turbocharger design allows for no deration at higher altitudes and higher cooling water temperatures-perfect for hot ambient conditions.

Modular Design for Flexibility

Modular design allows for seamless installation with any multiple-engine configuration and offers flexible size options for a multiple 8.6 MW system.

Superior performance

Operating a Jenbacher J920 FleXtra at 49 percent electrical efficiency level has the capacity to produce approximately 68 million kWh of electricity.


The newest and largest Jenbacher gas engine has, at 49 percent, the highest electrical efficiency of any Jenbacher gas engine.

  • A smaller carbon footprint and an ecomagination* certification, helping it to be more energy-efficient. 
  • High power density at low investment costs.
  • Stable power output and reliable efficiency in any ambient condition.
  • Quick startup for grid stabilization and easy maintainability.
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Product Specifications

A new standard with its two-stage turbocharger, GE’s Jenbacher J920 FleXtra gas engine supplies game-changing gas engine technology.

Jenbacher J920 FleXtra  
Electrical Output (kW) 9.521
Energy Input (kW) 19.76
NOx  500
Thermal Efficiency 38.6
Electrical Efficiency 48.7
Total Efficiency 90
Jenbacher J920 FleXtra  
Electrical Output (kW) 8.57
Energy Input (kW) 17.565
NOx  500
Thermal Efficiency 39.2
Electrical Efficiency 49
Total Efficiency 90