
1. Design Suitable for tropical or subtropical region as Southeast Asia,South Africa South Europe and etc.
2. Hot water up to 60ºC,suitable for under floor/radiator heating.
3. Intelligent EE valve,excellent efficiency at different ambient temperature.
4. Plug & play mother board,easy service.
5. Unique fan motor construction,super quiet and efficient.
6. R410a System available
7. Cooling, Heating and Sanitary Hot Water
8. Full Inverter,High performance


Technical Parameter:
Market model | WW09V | WW14V | WW18V | WW25V | WW30V | ||
Heating Working Condition A 7ºC/ 6ºC W 30-35ºC | Output Capacity | Kw | 9.8 | 14 | 18.4 | 25.3 | 30.1 |
Input Power | Kw | 2.4 | 3.3 | 4.3 | 6.2 | 5.3 | |
COP | - | 10.6 | 5.9 | 7.1 | 11.3 | 12.6 | |
Input Current | A | 4.1 | 4.3 | 4.3 | 4.1 | 4 | |
Heating Working Condition A 20ºC/ 15ºC W 40-45ºC | Output Capacity | Kw | 11.3 | 18.4 | 21.8 | 29.5 | 36.2 |
Input Power | Kw | 2.9 | 4.6 | 5.2 | 7.4 | 9.3 | |
COP | - | 13 | 7.8 | 8.4 | 12.7 | 15.4 | |
Input Current | A | 3.9 | 4 | 4.2 | 4 | 3.9 | |
Cooling Working Condition A 35ºC/ 25ºC W 12-7ºC | Output Capacity | Kw | 6.7 | 10.4 | 13.1 | 19.3 | 22.4 |
Input Power | Kw | 2.6 | 3.8 | 5.1 | 7.3 | 8.1 | |
COP | - | 11.3 | 6.8 | 8.5 | 12.6 | 13.6 | |
Input Current | A | 2.6 | 2.7 | 2.6 | 2.7 | 2.8 | |
Power Supply | V/PH/HZ | 220V/1/50HZ | 380V/3/50HZ | 380V/3/50HZ | 380V/3/50HZ | 380V/3/50HZ | |
Electric heater | Kw | 1.5 | 4 | 4 | 6 | 6 | |
internal expansion tank size | L | 5 | 8 | 8 | 12 | 12 | |
Refrigerant Type | - | R410A | R410A | R410A | R410A | R410A | |
Max Water Temperature | ºC | 60 | 60 | 60 | 60 | 60 | |
Working Ambeint Temperature | ºC | -10~43 | -10~43 | -10~43 | -10~43 | -10~43 | |
Water Flow Rate(ΔT 5ºC) | m³/h | 2 | 2.7 | 3.7 | 5.2 | 6.2 | |
Water connection | inch | G1" | G1" | G1" | G1.5" | G1.5" | |
Circulation pump | pcs | 1 | 1 | 1 | 1 | 1 | |
Compressor number | pcs | 1 | 1 | 1 | 1 | 1 | |
Fan number | pcs | 1 | 1 | 2 | 2 | 2 | |
Sound pressure Level @1m | dB(A) | 54 | 56 | 57 | 58 | 58 | |
Net Dimension (L*W*H) | mm | 1165*410*800 | 1165*410*1000 | 1150*440*1350 | 1165*430*1550 | 1165*430*1550 | |
Remarks:The Specifications are subject to changes without notice. |

Installation Diagram:



Key Components:
★The world's top heat pump compressor
Adopt international famous brand, are enhanced vapor injection technology,reaching the highest level of efficiency within the air source industry. The strong kernel and high stability ensure the long life of the unit and save more operating cost.


★Coil heat exchanger

★Nanometer high gold plating evaporator



★Fan and Motor
The high quality of the fan and motor system ensures a quiet and stable working condition and sufficient air for heat exchange.


★Auto Defrosting System

★Wiring connection/Plug-and-Play Motherboard
Clear and inner wiring connection provides convenience of installation and further maintenance.
★Plug-and-Play Motherboard
2. Steady performance
3. Avoidance of circuit loosing and wrong wiring


Wotech Project cases:




Manufacturing & Laboratories
