EVI inverter heat pumps to replace boiler

Newest EVI compressor technology for super cold area and high outlet water temp.

Heating , Cooling and domestic hot water functions, with R410a refrigerant and most advance European technology to work well in Minus -25ºC.

Optional inverter EVI compressor is workable even at -30C.

Much more Higer efficiency than normal air source heat pump.

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Kolant EVI inverter air to water heat pump performance for more than 2 hours with little recession.

1. EVI compressor special designed to get high outlet water temperature at super low air temp. work stably at -25C ambient temperature with only little capacity recession.
2. Inverter EVI compressor model is available suitable to work at -30C.
3. Using EEV(electronic expansion valve) to achieving accurate, stable and high efficiency throttling.
4. Outdoor Fin-coil heat exchanger is hydrophilic coated, golden fin is optional for more anti-rust for seaside area.
5. Compressor preheated to protect compressor in cold winter.
6. Automatic defrosting function with bottom hot piping tech enable our EVI heat pump to work without capacity concession even not necessary to defrost in long hours as shown performance curve.

7. Weather Compensation Function, Auto target water temp curve according to different  ambient  temp.

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Quality for reliability and save maintenance cost:
Our parts are always choosend with the top brand in the world
Heat exchanger: SU319 food grade material plate heat exchanger.
Heat expansion valve: Emerson brand
Four way valve: Saginomiya brand of Japan
The above parts enable our heat pump to be trouble free products.

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Free functions combination: heating, cooling with or without domestic hot water.
Flexiable installation. Compatible with :
Floor heating and cooling.
Fan-coils and low temp radiators.
Solar water heating.

For more application or special application, please contact us by email or drop us a line at the foot of this page.