product features: 

1. Safety: water and electric separately. 

2. Hot water ( 55° C ) an be provided constantly even ambient temperature down to -25° C.

3. EVI special compressor of COPELND, SANYO or HITACHI will be used, reliable quality with high performance.

4. Auxiliary electric heater,insulation materials used for compressor protection.

5. Convenient: intelligent microprocessor with touch screen display. trouble shoot shows on display board automatically. 

6.World famous brand compressor, 4-way valve, motor, PCB, heat ex-changer, Emerson ALCO expansion valve used.

7.Multiple protection function: high pressure, low pressure, overheating, overload anti-freezing, phase sequence, discharge temperature, suction temperature and so on. 

8. All weather operation: stable operation without being influenced by weather. 

9. Anti-corrosion: plastic case, coated steel or sus304# stainless steel case are available. 

10. Refrigerant of r22, r407c, r410a,r417A are for optional. 

11. Automatically defrosting function included. 

Technical parameter:

Heating capacity:18.0KW Heating power input:4.29KW COP:4.2W/W Operating current:6.55A Power supply:380V/3Ph/50~60Hz Refrigerant:R407C&R410a

Unit noise level:55dB(A)