538KR Evolution Series

No ductwork, no problem- premium comfort for up to nine separate spaces. The outdoor component of a K Multi-Zone Ductless System, this Evolution System heat pump can provide comfort toa single large room, or throughout our home when connected with up to nine indoor units. Inverter-controlled operation means comfort is quiet and energy-efficient. From the hottest summer days, to frigid winter nights, this system can keep you and your family comfortable.

Features and Benefits

  • Inverter compressor
  • Up to 22.0 SEER cooling efficiency
  • Up to 10.2 HSPF heating efficiency
  • Select sizes are ENERGY STAR certified based on indoor unit combinations
  • Available in 208/230V
  • Sizes ranging from 18 to 56
  • Built-in basepan heater
  • Total piping length from 66ft. To 476 ft. depending on unit size
  • Connects two to nine indoor units (zone) to a single outdoor unit
  • Multiple style indoor units, Ducted or Ductless (Evolution System)
  • Quiet outdoor sound operation, as low as 56 decibels
  • System diagnostics
  • 10-year parts limited and 10-year compressor limited warranties to the original purchasing owner upon timely registration (certain conditions apply)
  • Compatible units: 619FB High Wall, 619KB High Wall, 619KC Cassette, 619KD Ducted, 619KF Floor Console
  • Optional branch boxes


  • Energy Efficiency- Up to 22.0 SEER/12.5 EER/10.2 HSPF
  • Meets ENERGY STAR guidelines for high efficiency

Comments are closed.

For our entire product selection please visit one of our showrooms and speak with a Design Consultant
or call us at 608-356-7268 or 608-204-7585!

Share This Information with Your Friends