| New Model | Single | Frequency | Voltage | Rated | MAX | Rated | Rated | Sound | N.W. |
| Double | Power | Air Flow | Suction | Discharge | |||||
| Stage | Hz | KW | m3/h | mbar | mbar | dB(A) | Kg | ||
| LD004H21R12 | single | 50 | 230V | 0.4 | 80 | -150 | 150 | 53 | 11 |
| 60 | 0.5 | 98 | -150 | 150 | 56 | ||||
| LD007H21R14 | single | 50 | 230V | 0.7 | 145 | -220 | 220 | 63 | 14 |
| 60 | 0.83 | 175 | -220 | 220 | 64 | ||||
| LD011H21R14 | single | 50 | 230V | 1.1 | 145 | -150 | 190 | 63 | 16 |
| 60 | 1.3 | 175 | -180 | 190 | 64 | ||||
| LD013H21R14 | single | 50 | 230V | 1.3 | 150 | -240 | 260 | 63 | 17 |
| 60 | 1.55 | 180 | -260 | 280 | 64 | ||||
| LD015H21R15 | single | 50 | 230V | 1.5 | 210 | -270 | 290 | 64 | 24 |
| 60 | 1.75 | 255 | -280 | 300 | 70 |
The other main features are:
1) Beautiful surface
2) Easy installation
3) Low noise level
4) No vibration, and therefore complete dynamic stability
5) Pulsation-free discharge
6) Minimal maintenance
7) Higher pressure ratio
8) Cooler running bearings
9) Longer grease life
10) Simple maintenance
11) 100% oil-free air
12) Suitable for environmental protection
13) Small dimensions