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Product specifications for ST1-109S303
| Model No. | - ST1-109S303 |
| Frame size [mm] | - φ172 |
| Frame thickness [mm] | - 51 |
| Frame material | - Aluminum |
| Rated voltage [V] | - 230 |
| Operating voltage range [V] | - 207～253 |
| Frequency [Hz] | - 50/60 |
| Locked rotor current [A] | - 0.28/0.27 |
| Rated current [A] | - 0.14/0.11 |
| Rated input [W] | - 27/25 |
| Rated speed [min-1] | - 2900/3500 |
| Max. airflow [m3/min] | - 5.3/6.4 |
| Max. airflow [CFM] | - 187.3/226.1 |
| Max. static pressure [Pa] | - 147/196 |
| Max. static pressure[inchH2O] | - 0.59/0.787 |
| SPL [dB(A)] | - 51/56 |
| Operating temperature[˚C] | - -30～+60 |
| Expected life[h] | - 25000/60℃（56000/40℃） |
| Mass [g] | - 1000 |
| PWM control function | - No |
| Ribbed | - No |
