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R290 Greenergy Series – 6–15 kW Ultra-Quiet DC Inverter Air Source Heat Pumps
Comfortable living solutions with high energy efficiency, ultra-quiet operation, and smart control technologies.
The R290 Greenergy Series, SPRSUN’s latest innovation, is an eco-friendly and high-performance solution that integrates heating, cooling, and domestic hot water into a single unit. Thanks to its innovative “Silent Compartment” design, the operating noise level is reduced to as low as 40 dB(A), offering even quieter performance in night mode.
■ Capacity range: 6 kW – 15 kW
■ Operating temperature range: –25°C to +45°C
■ Maximum outlet water temperature: 75°C
■ Built-in circulation water pump
■ Ultra-quiet operation: minimum 40 dB(A)
■ WiFi control and SG Ready support
■ Full DC inverter compressor and motor technology
Key Advantages
■ Ultra-Quiet Operation: With advanced “Silent Compartment” noise reduction technology, the Greenergy Series operates at sound levels as low as 40 dB(A), ensuring maximum comfort in residential environments.
■ High Energy Efficiency – ErP A+++: High-efficiency DC inverter compressors and motors deliver lower electricity consumption and long-term energy savings with stable system performance.
■ Multiple Operating Modes: One-touch switching between heating, cooling, and domestic hot water modes. Brushless DC variable frequency control enables precise temperature regulation and enhanced comfort.
■ High Outlet Water Temperature: Provides hot water up to 75°C, making it suitable for radiator systems, underfloor heating, fan coil units, and domestic hot water applications.
■ Smart Control & Connectivity: WiFi-enabled remote control allows users to manage the heat pump via mobile devices or computers anytime, anywhere. Cloud-based data synchronization enables real-time monitoring.
■ SG Ready Support: Smart Grid compatibility allows the unit to communicate with the power grid, reducing energy consumption during peak hours and helping to lower electricity bills.
■ User-Friendly Design: Simple interface, easy installation, and convenient maintenance provide a practical solution for both users and service technicians.

| Model |
CGK020V4P-B |
CGK030V4P-B |
CGK040V4P-B |
CGK050V4P-B |
CGK-030V4P-B |
CGK-040V4P-B |
CGK-050V4P-B |
| Power Supply (V/Hz/Ph) |
220-240/50/1 |
220-240/50/1 |
220-240/50/1 |
220-240/50/1 |
380-420/50/3 |
380-420/50/3 |
380-420/50/3 |
| Max. Heating Capacity (1) (kW) |
6.5 |
9.1 |
12 |
15 |
9.1 |
12 |
15 |
| C.O.P (1) (W/W) |
4.4 |
4.2 |
3.9 |
3.95 |
4.2 |
3.9 |
3.95 |
| Heating Capacity Min./Max.(1) (kW) |
2.20 / 6.50 |
3.15 / 9.10 |
4.35 / 12.00 |
5.60 / 15.00 |
3.15 / 9.10 |
4.35 / 12.00 |
5.60 / 15.00 |
| Heating Power Input Min./Max.(1) (W) |
441 / 1477 |
626 / 2167 |
885 / 3073 |
1125 / 3800 |
626 / 2167 |
885 / 3073 |
1125 / 3800 |
| Max. Heating Capacity (2) (kW) |
6.30 |
8.60 |
11.2 |
14.5 |
8.60 |
11.2 |
14.5 |
| C.O.P (2) (W/W) |
3.60 |
3.52 |
3.28 |
3.23 |
3.52 |
3.28 |
3.23 |
| Max. Cooling Capacity (3) (kW) |
5.70 |
7.04 |
10.0 |
13.6 |
7.04 |
10.0 |
13.6 |
| E.E.R (3) (W/W) |
3.48 |
3.43 |
3.40 |
3.28 |
3.43 |
3.40 |
3.28 |
| Max Power Input (kW) |
3.00 |
4.00 |
5.00 |
6.30 |
4.00 |
5.00 |
6.30 |
| Max Current (A) |
14.35 |
19.14 |
23.92 |
30.14 |
8.44 |
10.55 |
13.29 |
| Wire Diameter (mm²) |
4.0 |
4.0 |
6.0 |
6.0 |
2.5 |
2.5 |
4.0 |
| Fuse / Circuit Breaker (A) |
20A |
25A |
32A |
40A |
13A |
16A |
20A |
| Refrigerant / Charge (R290/kg) |
0.50 |
0.75 |
0.90 |
1.20 |
0.75 |
0.90 |
1.20 |
| Fan Quantity |
1 |
1 |
1 |
2 |
1 |
1 |
2 |
| Airflow (m³/h) |
2500 |
3000 |
3500 |
5000 |
3000 |
3500 |
5000 |
| Water Pressure Drop (kPa) |
18 |
20 |
23 |
25 |
20 |
23 |
25 |
| Sound Pressure Level (dB(A)) |
39 |
41 |
44 |
43 |
40 |
43 |
46 |
| Net Dimension (L×D×H) (mm) |
1053×475×755 |
1110×475×810 |
1110×475×960 |
1110×475×1355 |
1110×475×810 |
1110×475×960 |
1110×475×1355 |
| Net Weight (kg) |
90 |
105 |
117 |
135 |
105 |
117 |
135 |
| SCOP (35°C / 55°C) |
4.80/3.59 |
4.77/3.69 |
4.95/3.75 |
4.85/3.72 |
4.68/3.67 |
4.77/3.64 |
4.81/3.71 |
| Energy Class (EU 811/2013) |
A+++ (35°C) / A++ (55°C) |
Notes:
(1) Heating: Water In/Out: 30°C/35°C, Ambient: DB 7°C / WB 6°C
(2) Heating: Water In/Out: 40°C/45°C, Ambient: DB 7°C / WB 6°C
(3) Cooling: Water In/Out: 23°C/18°C, Ambient: DB 35°C / WB 24°C
(4) Operating Water Temperature: Heating/DHW: 10~70°C, Cooling: 12~30°C |