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 dB quiet operation won't disrupt daily activities •Energy Star, ETL and AHRI certified