The BETA I and E units are equipped with high-performance fans, which can also be connected to long air ducts thanks to a operating pressure drop of up to 450 Pa. Furthermore, they are characterized by refined operation with the possibility of speed control, all at the same time with very low electricity consumption.
| BETA I 35 | BETA I 45 | ||
| Rated power max. | kW | 35,5 | 44,6 |
| Rated power min. | kW | 23,4 | 29,4 |
| Efficiency (max. Power consumption) | % | 91,1 | 91 |
| Efficiency (min. Power consumption) | % | 92,5 | 92,3 |
| DeltaT (max.) | °C | 25 | 27 |
| Air flow max. | m3 / h | 3500 | 4500 |
| Pressure loss | Pa | 100-450 | 100-350 |
| Power | V / Hz | 230/50 | 230/50 |
| Weight | kg | 177 | 189 |
