Cummins GTA38E Generator

GTA38e for Commercial Industrial

Frequency (Hz) 60
Certification EPA SI NSPS Certified
Fuel Type Natural Gas, Propane
Rated for kW kVA
Standby 335-550 419-688


Commercial Industrial


  • Cummins Heavy-Duty Engine - Rugged 4-cycle industrial spark-ignited engine delivers reliable power, low emissions, and fast response to load changes.
  • Alternator - Several alternator sizes offer selectable motor-starting capability with low reactance 2/3 pitch windings, low waveform distortion with non-linear loads, fault-clearing short-circuit capability, and class H insulation. The alternator electrical insulation system is UL1446 Recognized.
  • Control Systems - The PowerCommand® electronic control is standard equipment and provides total GenSet system integration, including automatic remote starting/stopping, precise voltage regulation, alarm and status message display, output metering, and autoshutdown at fault detection. PowerCommand® control is Listed to UL508.
  • Cooling System - Standard cooling package provides reliable running at the rated power level, at up to 104 °F ambient temperature.
  • Housings - Optional weather-protective housing and sound attenuation housing(s) are available.
  • Standards - Generators are designed, manufactured and tested to relevant UL, NFPA, ISO and IEC standards. The alternator is certified to CSA 22.2. The controls are CSA C282-M1999 and 22.2 No.14 M91. PPowerCommand® control is UL508 Listed.
  • Warranty
Generator Model Hz Demand Response kVA / kW Standby kVA / kW Fuel Type Certification Spec Sheet
C550N6 60 625 / 500 Natural Gas EPA SI NSPS Certified pdf
C550N6 60 419 / 335 Propane EPA SI NSPS Certified pdf
C550N6 60 688 / 550 Natural Gas EPA SI NSPS Certified pdf

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