Mill Calm WiFi 3800W combines Scandinavian design, high performance and smart control. It delivers efficient heating and cooling all year round, quietly, energy-efficient and user-friendly. With WiFi connection and the Mill app, you have full control over your indoor climate no matter where you are.
Recommended room size (depending on insulation and floor plan): 100 m²
Heating output in cold weather: 3.44kW at −15 °C
Operation tested to −25 °C– up to2.3 kW heating output
Energy efficiency: SCOP 5.1 (average) (A+++)
Cooling efficiency: SEER 9.7 (A+++)
*Performance values are measured under standardized test conditions. Actual performance may vary depending on installation and usage patterns.
Integrated Wi-Fi
Full control with the Mill app
Energy-efficient heating and cooling
SCOP 5.1 (A+++) / SEER 9.7 (A+++)
Max capacity heating/cooling
5200W/4500W
Efficient heat and cold distribution
Airflow: 800 m³/h
R32 refrigerant
A more environmentally friendly choice
Delivered fully assembled by an authorized installer. Includes setup, testing and review upon installation.
Smart management
App management
The Mill Calm WiFi 3800W has integrated Wi-Fi and Bluetooth for easy connectivity. With the Mill app, you can adjust the temperature, operating mode and weekly program directly from your mobile phone – no matter where you are.
Automatic temperature control
Set up personal schedules so that the heat pump automatically lowers the temperature when you are away or sleeping, and increases it again before you return home – for maximum comfort and energy savings.
Full integration with the Mill system
Use the same Mill app that controls Mill heaters, sensors and smart plugs. Get full control over heating and air quality in one system.
Specifications
Heating capacity: 0.9 – 3.8 kW
Cooling capacity: 0.8 – 3.6 kW
SCOP (heating): 4.5 (A+)
SEER (cooling): 8.4 (A++)
Sound level indoor unit: 21 – 39 dB(A)
Sound level outdoor unit: 40 – 51 dB(A)
Lowest operating temperature: −25 °C
Airflow: 610 m³/h
Dimensions of the indoor unit (W × H × D): 835 × 275 × 200 mm
Dimensions outdoor unit (W × H × D): 732 × 555 × 330 mm
Mill offers an 8-year premium warranty on heat pumps, the longest in the market. To maintain the warranty, service must be performed by an authorized technician at least every two years, and documentation of service must be available when required.
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