... ~716520BUT/hCOP: 3.9~4.5(even to6)Certification: CE,CCCRefrigerant: 407c, 410a, R221.Wide applicationWidely used in hotels ... ,restaurants,apartment houses, villas, factories and schools, sauna, bathroom, SPA association, beauty salon, fitness center, swimming pool, aquaculture, etc ... refrigeration condition. Working environment:-20°C~45°C. CE ETL MACON 25Kw DC inverter sanyo compressor ground source ...