MRCOOL O-ES-18-HP-C-230 Olympus ENERGY STAR 1.5 Ton Heat Pump Condenser (O-ES-18-HP-C-230)MRCOOL O ES 18 HP C 230 This 18k BTU Ductless Heat Pump Condenser arrives with all the refinement of the Olympus ES Series including super smart features like Low Ambient Cooling, Turbo, Louver Position Memory, and Sleep Mode. Eco friendly R 410A refrigerant is just part of this unit's outstanding 21 SEER. Whenever you set the Standby function, the unit automatically enters Energy Saving Mode reducing your household energy consumption by as much as