Buderus WLW-13 MBB A H P3 GBH172i
The Buderus WLW-13 MBB A H P3 GBH172i is an air-to-water heat pump with a SCOP of 4.83 (35 °C) and a sound power level of 51 dB(A).1
Key figures
Technical specifications
| General | |
|---|---|
| Type (source) | Air-to-water1 |
| Performance | |
| Heating capacity (A7/W35) | 11.09 kW1 |
| Rated output 35 °C | 12.5 kW1 |
| Rated output 55 °C | 12.5 kW1 |
| Min. outdoor temperature | -22 °C1 |
| Efficiency | |
| SCOP (35 °C) | 4.831 |
| SCOP (55 °C) | 3.791 |
| Seasonal efficiency ηs 35 °C | 190 %1 |
| Seasonal efficiency ηs 55 °C | 149 %1 |
| Energy label 35 °C | A+++1 |
| Energy label 55 °C | A++1 |
| COP A7/W35 | 4.331 |
| Noise | |
| Outdoor unit sound power | 51 dB(A)1 |
| Indoor unit sound power | 46 dB(A)1 |
| Refrigerant | |
| Refrigerant | R2901 |
| Refrigerant GWP | 31 |
| Refrigerant charge | 1.37 kg1 |
How it ranks
SCOP (35 °C): better than 56% of comparable models in our database (Heat pumps · Air-to-water · 10–14 kW; n = 308).
Rank 129 of 309
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.
More from Buderus
- Buderus Logaplus M WLW166i-13 MBB AR E (WLW-13 MBB AR P3 & Logatherm WLW176i.2 E) SCOP (35 °C): 5.04
- Buderus WLW-13 MBB A H SCOP (35 °C): 5.04
- Buderus WLW-13 MBB A H P3 SCOP (35 °C): 4.83
- Buderus WLW176i.2-13 MBB AR E SCOP (35 °C): 5.26
- Buderus WLW176i.2-13 MBB AR P3 E SCOP (35 °C): 5.04
- Buderus Logaplus M WLW176i-12 AR E (Logatherm WLW-12 MB AR + WLW176i-12 E) SCOP (35 °C): 4.67
How we collect and check this data →
Frequently asked questions
Which refrigerant does the Buderus WLW-13 MBB A H P3 GBH172i use?
The Buderus WLW-13 MBB A H P3 GBH172i uses R290.1
Sources
- Heat Pump Keymark certificates — EHPA / DIN CERTCO (Heat Pump KEYMARK) · accessed Sep 29, 2026