HDF 1225 SERIES| Type | Model | Rated Voltage (VDC) | Operate Voltage (VDC) | Rated Current (mA) | Rated Input (W) | Rated Speed (rpm) |
| Middle Speed | HDF1225L-12MB | 12 | 10.2 -13.8 | 135 | 1.62 | 1750 |
| Middle Speed | HDF1225L-24MB | 24 | 20.4 -27.6 | 70 | 1.68 | 1750 |
| High Speed | HDF1225L-12HB | 12 | 10.2 -13.8 | 315 | 3.78 | 2500 |
| High Speed | HDF1225L-24HB | 24 | 20.4 -27.6 | 145 | 3.48 | 2500 |
| Top Speed | HDF1225L-12HHB | 12 | 10.2 -13.8 | 580 | 6.96 | 3200 |
| Top Speed | HDF1225L-24HHB | 24 | 20.4 -27.6 | 295 | 7.08 | 3200 |
| Type | Model | Max. Airflow (m3/min) (CFM) | Max. Static Presure (mmAq) (inchAq) | Noise Level (dB (A)/m) | Weight (gr)(oz) |
| Middle Speed | HDF1225L-12MB | 1.65/58 | 2.1/0.08 | 36 | 180/6.3 |
| Middle Speed | HDF1225L-24MB | 1.65/58 | 2.1/0.08 | 36 | 180/6.3 |
| High Speed | HDF1225L-12HB | 2.35/83 | 4.3/0.17 | 45 | 180/6.3 |
| High Speed | HDF1225L-24HB | 2.35/83 | 4.3/0.17 | 45 | 180/6.3 |
| Top Speed | HDF1225L-12HHB | 3.00/106 | 6.0/0.24 | 52 | 180/6.3 |
| Top Speed | HDF1225L-24HHB | 3.00/106 | 6.0/0.24 | 52 | 180/6.3 |