Inventor ATS08S/HU100S3 vs Power World PW040-DKZLRS-E1/S(ODU)
SCOP (35 °C): Inventor ATS08S/HU100S3 5.21, Power World PW040-DKZLRS-E1/S(ODU) 4.92. The Power World PW040-DKZLRS-E1/S(ODU) is better on 7 of 15 comparable points.
Who wins where
- Inventor ATS08S/HU100S3
- Power World PW040-DKZLRS-E1/S(ODU)
Biggest differences
| Fact | ATS08S/HU100S3 | PW040-DKZLRS-E1/S(ODU) |
|---|---|---|
| Refrigerant GWP | 675 | 3 |
| Refrigerant charge | 1.65 kg | 0.9 kg |
| Rated output 55 °C | 6.6 kW | 8.25 kW |
| Seasonal efficiency ηs 55 °C | 132 % | 153.4 % |
| Outdoor unit sound power | 59 dB(A) | 51 dB(A) |
| SCOP (55 °C) | 3.38 | 3.91 |
Score per area = position (0–100) relative to all 1350 models in this category; higher is better.
| Technical specifications | InventorATS08S/HU100S3 | Power WorldPW040-DKZLRS-E1/S(ODU) |
|---|---|---|
| Grants & market | ||
| SEAI Heat Pump System Grant | €14,500 | €14,500 |
| General | ||
| Type (source) | Air-to-water 1 | Air-to-water 1 |
| Performance | ||
| Heating capacity (A7/W35) | 8.3 kW ✓ 2 | 8.1 kW 3 |
| Rated output 35 °C | 8.12 kW 1 | 8.12 kW 1 |
| Rated output 55 °C | 6.6 kW 1 | 8.25 kW ✓ 1 |
| Min. outdoor temperature | -22 °C 2 | – |
| Efficiency | ||
| SCOP (35 °C) | 5.21 ✓ 1 | 4.92 1 |
| SCOP (55 °C) | 3.38 1 | 3.91 ✓ 1 |
| Seasonal efficiency ηs 35 °C | 205 % ✓ 1 | 193.8 % 1 |
| Seasonal efficiency ηs 55 °C | 132 % 1 | 153.4 % ✓ 1 |
| Energy label 35 °C | A, , , 2 | A, , , 3 |
| Energy label 55 °C | A, , 2 | A, , , 3 |
| COP A7/W35 | 5.2 ✓ 1 | 4.81 1 |
| COP A2/W35 | 5.09 ✓ 1 | 4.77 1 |
| COP A-7/W35 | 3.35 ✓ 1 | 3.28 1 |
| Noise | ||
| Outdoor unit sound power | 59 dB(A) 1 | 51 dB(A) ✓ 1 |
| Indoor unit sound power | 42 dB(A) 1 | 40 dB(A) ✓ 1 |
| Refrigerant | ||
| Refrigerant | R32 1 | R290 1 |
| Refrigerant GWP | 675 2 | 3 ✓ 3 |
| Refrigerant charge | 1.65 kg 1 | 0.9 kg ✓ 1 |
| Electrical | ||
| Max. power input | 1.63 kW 1 | 2.71 kW 1 |
| Connectivity & smart | ||
| SG Ready | Yes 1 | Yes 1 |
Sources
- List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 28 Sept 2026
- Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026
- Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed 29 Sept 2026