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20REOZK, 60 Hz

Standby: 18-24/18-30
Prime: 16.5-21/16.5-26.3
Fuel Type: Diesel
Frequency: 60Hz
Speed: 1800 RPM
Alternator Type: Brushless, Wound Field

Details and Information: 20REOZK, 60 Hz




  • KOHLER Co. provides one-source responsibility for the generating systems and accessories
  • The generator set and its components are prototype-tested, factory-built, and production-tested
  • The 60 Hz generator set offers a UL 2200 listing
  • The 60 Hz generator set meets NFPA 110, Level 1, when equipped with the necessary accessories and installed per NFPA standards
  • A one-year limited warranty covers all generator set systems and components. Two- and five- year extended limited warranties are also available
  • The generator set complies with Environmental Protection Agency (EPA) emergency stationary emissions requirements



  • Kohler designed controllers for guaranteed system integration and remote communication
  • The low coolant level shutdown prevents overheating (standard on radiator models only)
  • Integral vibration isolation eliminates the need for under-unit vibration spring isolators
  • Durable weather and sound enclosures available; 186 mph wind load rating on sound aluminum enclosure
  • Various sizes of UL 142 listed subbase fuel tanks available
  • Multiple circuit breaker configurations available



  • Kohler’s wound field excitation system with its unique PowerBoost (TM) design delivers great voltage response and short-circuit capability
  • NEMA MG1, IEEE, and ANSI standards compliance for temperature rise and motor starting
  • Sustained short-circuit current of up to 300% of the rated current for up to 10 seconds and enables down stream circuit breakers to trip without collapsing the alternator field
  • Self-ventilated and drip-proof construction
  • Vacuum-impregnated windings with fungus-resistant epoxy varnish for dependability and long life
  • Superior voltage waveform from a two-thirds pitch stator and skewed rotor