1. The main machine and water tank are connected by copper pipe, which is easy to install

2. High efficiency flexible scroll compressor of global famous brand with outstanding performance

3. In low temperature environment, COP value remains above 2.0, 20% higher than that of ordinary heat pumps, and operation cost is more energy-saving

4. 500 step brand electronic expansion valve is used to precisely control the refrigerant flow, with more stable performance

5. Under extremely cold conditions of - 25 ℃, no electrical assistance is needed, and the water outlet of the main engine can reach 55 ℃

6. Automatic defrosting, power failure memory function and other 12 fold safety protection

7. Modular networking, standardized integrated delivery, simple installation

8. Small floor area, short installation time

9. No water pump required, low failure rate