Chofu AEYC-0449ZU-CH1: High-quality 4 kW R290 air-to-water heat pump, Made in Japan, with an extremely compact design (only 0.33 m² footprint). Full 4 kW capacity even at -5 °C (W55), max. flow temperature 75 °C. Optional: CMR-4100M touch controller with Wi-Fi.
