● Natural environmentally friendly refrigerant, CO2 refrigerant, ODP is 0, GWP is 1, no pollution to the environment, non-toxic, non-flammable.

● High water outlet temperature: supply/return water temperature 75/50℃, 65/40℃, the highest water outlet can reach 80℃.

● Excellent low temperature performance, normal heating at -35℃ ambient temperature.

● High efficiency, at -30℃ ambient temperature, the heating performance COP of supply/return water temperature 65/40℃ is not less than 1.8.

● Wide range of use, can work normally in the ambient temperature range of -35℃~20℃.