4 to 5 Ton 17-17.5 SEER2 Ultra-Low Temperature​ Heat Pump System (Operates down to -4°F)

. Powerful operating reliably down to -4°F​ while providing efficient cooling up to 125°F. Inverter technology reduces energy costs while maintaining desired comfort. Multi-position air handler supports vertical and horizontal configurations. Robust outdoor unit with auto defrost function for extreme weather use. Powerful heating and cooling capabilities ensure comfort year-round. Compatible with RS485 and 24V communication systems. R454B refrigerant ensures reduced environmental impact. 55 d B quiet operation won't disrupt daily activities. Energy Star, ETL and AHRI certified