The K-Series™



High Efficiency models no longer in production.

Highlighted features

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Why the K-Series stands out

  • Efficiency ratings up to 14.0 SEER and 12.5 EER
  • Single-Zone VAV (Variable Air Volume) supply fan technology*
    • Up to 61% power savings over comparable units (standard on units 6 tons and up)
  • Eco-Last™ Coil System uses up to 52% less refrigerant, is up to 59% lighter, and has up to 20% fewer brazed joints than regular rooftop unit coils (standard on KC and KG models)
  • Available as a gas/electric, electric/electric or heat pump model
  • Improved comfort with an optional patented reheat dehumidification system
  • Quieter operation and easier services with a standard isolated compressor compartment and slide out blower on 7.5 ton and up
  • Easy-to-reach gas compartment for quick, simplified diagnostics and serviceability
  • More than 100 field-selectable options ensure fast and easy installation
  • High-pressure switch guards the compressor from extreme operating conditions
  • 15-year limited warranty on stainless steel gas heat exchanger
  • 10-year limited warranty on aluminized gas heat exchanger
  • 5-year limited warranty on compressor
  • 3-year limited warranty on Eco-Last Coil System
  • 1-Year Limited Warranty on covered components
  • *Part load, IEER improvement at 67% airflow when compared to full load