The Inverter Ducted Split 2.0 system from Bosch Thermotechnology offers a 120-plus SEER inverter drive that precisely matches the heating/cooling load. The accompanying air handler includes a two-stage x13 ECM blower for enhanced humidity control and an all-aluminum coil for corrosion resistance. A heating seasonal performance rating of 10.5 and heating operation down to temperatures of -4F yields efficient operation, even in cold-climate applications.