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Product specifications for ST1-109S472UL-20
| Model No. | - ST1-109S472UL-20 |
| Frame size [mm] | - 120 |
| Frame thickness [mm] | - 38 |
| Frame material | - Aluminum |
| Rated voltage [V] | - 230 |
| Operating voltage range [V] | - 207～253 |
| Frequency [Hz] | - 50/60 |
| Locked rotor current [A] | - 0.14/0.13 |
| Rated current [A] | - 0.11/0.09 |
| Rated input [W] | - 18/16 |
| Rated speed [min-1] | - 2700/3100 |
| Max. airflow [m3/min] | - 2.5/2.9 |
| Max. airflow [CFM] | - 88.3/102.4 |
| Max. static pressure [Pa] | - 57.9/68.7 |
| Max. static pressure[inchH2O] | - 0.233/0.276 |
| SPL [dB(A)] | - 42/45 |
| Operating temperature[˚C] | - -10～+60 |
| Expected life[h] | - 25000/60℃（56000/40℃） |
| Mass [g] | - 580 |
| Sensor type | - Low-speed sensor |
| PWM control function | - No |
| Ribbed | - No |
