Legacy Packaged Direct Expansion Cooling Only or Heat Pump Air-Handling Unit with Puron® Refrigerant 524J

The 524J and 569J/575J series indoor air handlers and outdoor units provide a wide variety of options for your HVAC application needs. These units are designed for long dependable operation whether it’s a rooftop or on-the-ground installation. All Condensing Units and Fan Coils use environmentally sound Puron® refrigerant. Together, they create a reliable split system that provides easy solutions to a wide range of commercial HVAC needs.


  • Uses field-supplied Puron® (R-410A) refrigerant and chilled water
  • Non-corroding drain pans
  • Cleanable insulation treated with an anti-microbial agent
  • Fan motor options allowing more complex new or replacement air distribution systems
  • Powerful belt-driven forward curved centrifugal fans
  • Durable die-formed galvanized steel casings
  • Direct expansion cooling coils are rated in accordance with ARI standard 340/360 when paired with 569J or 575J condensing units