2 stage Ultra- Tech Scroll Compressor – Variable speed Fan, Hot Water Generator- Tin Plated coil – This unit has internal variable speed flow center. 18.35 EER 3.8 COP ground loop. Single Phase 208/230 voltage. 25.4″ W X 29.3″D X 50.5 H 244 lbs. 28.6 FLA 33.9 min circuit amps.Read More