ait-deutschland Helox SE 8 1P vs ELCO AEROTOP SPK10
SCOP (35 °C): ait-deutschland Helox SE 8 1P 4.78, ELCO AEROTOP SPK10 4.86. The ELCO AEROTOP SPK10 is better on 6 of 13 comparable points.
Who wins where
- ait-deutschland Helox SE 8 1P
- ELCO AEROTOP SPK10
Biggest differences
| Fact | Helox SE 8 1P | AEROTOP SPK10 |
|---|---|---|
| Refrigerant charge | 0.8 kg | 3.4 kg |
| Heating capacity (A7/W35) | 8.15 kW | 4.1 kW |
| COP A7/W35 | 4.71 | 5.54 |
| Rated output 55 °C | 6.5 kW | 7.4 kW |
| COP A-7/W35 | 2.59 | 2.88 |
| SCOP (55 °C) | 3.78 | 3.6 |
Score per area = position (0–100) relative to all 1350 models in this category; higher is better.
| Technical specifications | ait-deutschlandHelox SE 8 1P | ELCOAEROTOP SPK10 |
|---|---|---|
| Grants & market | ||
| Boiler Upgrade Scheme | £7,500 – £9,000 | £7,500 – £9,000 |
| General | ||
| Type (source) | Air-to-water 1 | Air-to-water 1 |
| Performance | ||
| Heating capacity (A7/W35) | 8.15 kW ✓ 2 | 4.1 kW 3 |
| Rated output 35 °C | 7.5 kW 1 | 7.58 kW ✓ 1 |
| Rated output 55 °C | 6.5 kW 1 | 7.4 kW ✓ 1 |
| Min. outdoor temperature | – | -22 °C 3 |
| Efficiency | ||
| SCOP (35 °C) | 4.78 1 | 4.86 ✓ 1 |
| SCOP (55 °C) | 3.78 ✓ 1 | 3.6 1 |
| Seasonal efficiency ηs 35 °C | 188 % 1 | 191 % ✓ 1 |
| Seasonal efficiency ηs 55 °C | 148 % ✓ 1 | 141 % 1 |
| Energy label 35 °C | A, , , 2 | A, , , 3 |
| Energy label 55 °C | A, , 2 | A, , 3 |
| COP A7/W35 | 4.71 1 | 5.54 ✓ 1 |
| COP A2/W35 | – | 4.65 1 |
| COP A-7/W35 | 2.59 1 | 2.88 ✓ 1 |
| Noise | ||
| Outdoor unit sound power | 53 dB(A) 1 | 53 dB(A) 1 |
| Indoor unit sound power | – | 32 dB(A) 1 |
| Refrigerant | ||
| Refrigerant | R290 1 | R290 1 |
| Refrigerant GWP | 3 2 | 3 3 |
| Refrigerant charge | 0.8 kg ✓ 1 | 3.4 kg 1 |
| Electrical | ||
| Max. power input | 2.9 kW 1 | 5.75 kW 1 |
| Connectivity & smart | ||
| SG Ready | Yes 1 | Yes 1 |
Sources
- List of eligible heat pumps (BEG) — Bundesamt für Wirtschaft und Ausfuhrkontrolle (BAFA) · accessed 27 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