Xtend™ Hot Section Upgrade - SAC


The Xtend™ Hot Section for LM/TM2500 Base SAC engines increase the hot section life to 50,000 hours, reduces lifecycle costs, and increases site availability. By utilizing advanced hot section technology from the LM2500+G4, the Xtend™ SAC has improved materials, coatings, and enhanced secondary cooling. Additionally, the Xtend™ SAC combustor and fuel nozzle kit is available as an option for gas/dry applications. 


  • Availability
  • Reliability

What Can Upgrading Do for You?

  • Doubles anticipated LM/TM2500 Base SAC hot section life.
  • Reduces lifecycle cost 15% by eliminating on hot section repair/exchange in each MOH cycle.
  • Greater availability from avoided hot section replacement downtime – 144 hours of operation over two MOH cycles.
  • OEM-approved life extension.

How we get you there

  • The LM2500 Xtend™ High Pressure Turbine has over 2 million operating hours during more than 10 years of use.
  • Advanced hot section technology from the LM2500+G4 provides:
    • Improved materials
    • Coatings
    • Enhanced secondary cooling
  • Introduction of a new deswirler.
  • Xtend™ SAC combustor and fuel nozzle kit available as an option for gas-only applications.
  • Xtend™ now available for LM2500 DLE 1.0 Applications.

Applicable Turbine Models

  • LM/TM2500 Base SAC