-New appearance design, sharper contour, more compact design
-The 17kw and 20KW model support 380V power supply, and the 6KW, 10KW and 13KW models support 220V power supply

-Economical series, 20% - 30% cheaper than other series
-Excellent performance
-No cooling mode

-Small size and convenient installation
-Suitable for family use or small commercial area
-Economical model, price is 20% to 30% lower than standard model
-Heating only

-Professional model, 25kW to 48kW
-Efficient energy conversion
-Refrigerant : R410a
-Suitable for the situation where there is groundwater or lake nearby.

-Applicable to the industrial and commercial buildings, such as hospital, school, office building, living quarters etc
-Stronger and faster heating/cooling capacity.

-Small size compared with traditional heating equipment
-Completely free of pollutants and emissions