Macon KWCHRW18Z-SBN2
The Macon KWCHRW18Z-SBN2 is a heat pump with SCOP (35 °C) 6.12 and refrigerant R290 (PROPAAN).1,2
Key figures
Rules in Malta
Water Heater Scheme (heat pump water heaters)
UnknownREWS runs a national grant scheme for energy-efficient water heaters in homes; heat pump water heaters are eligible (alongside solar water heaters). The scheme has been extended to 31 December 2026, and part A of the application must be submitted before you buy and install the equipment. Grant amounts: see the REWS page (not verified by us).
Technical specifications
| General | |
|---|---|
| Type (source) | Ground source1 |
| Performance | |
| Rated output 35 °C | 18 kW2 |
| Rated output 55 °C | 16 kW2 |
| Efficiency | |
| SCOP (35 °C) | 6.122 |
| SCOP (55 °C) | 4.72 |
| Seasonal efficiency ηs 35 °C | 242 %2 |
| Seasonal efficiency ηs 55 °C | 185 %2 |
| Energy label 35 °C | A+++2 |
| Energy label 55 °C | A+++2 |
| Noise | |
| Indoor unit sound power | 48 dB(A)2 |
| Refrigerant | |
| Refrigerant | R290 (PROPAAN)1 |
| Refrigerant GWP | 31 |
| Grants & market | |
| ISDE grant (NL) | 5,625 €1 |
How it ranks
SCOP (35 °C): better than 88% of comparable models in our database (Heat pumps · Ground source · ≥ 14 kW; n = 123).
Rank 15 of 124
Compared with every model on VersusIndex in the same group with a known value; equal values do not count as better. This says nothing about price, installation or reliability.
Similar models
Other brands, same type and a comparable size.
How we collect and check this data →
Frequently asked questions
Sources
- ISDE heat pump notification code list — Rijksdienst voor Ondernemend Nederland (RVO) · accessed 25 Oct 2026
- European Product Registry for Energy Labelling (EPREL) – heat pumps — Europese Commissie · accessed 15 Oct 2026
- Water Heater Scheme (heat pump water heaters) — Regulator for Energy and Water Services (REWS)