· The fan with pressing type switch button, convenience for use.
· The fan with 3 types of electricity which are single phase, 3 phase, safe voltage of 36 V.
· The fan can be with flexible tubing which for long distance and high pressure air transportation.
· The fan with rubber handle & feet which for safety use.

| Model | Size | Voltage | Phase | Frequency | Power | R.P.M | Air volume | Pressure | Noise |
| (mm) | (V) | (Hz) | (W) | (r/min) | (m3/min) | (Pa) | dB(A) | ||
| SHT-20 | 200 | 110/220 | 1 | 50/60 | 230 | 2800 | 25 | 245 | 63 |
| SHT-25 | 250 | 110/220 | 1 | 50/60 | 320 | 2800 | 43 | 294 | 68 |
| SHT-30 | 300 | 110/220 | 1 | 50/60 | 520 | 2800 | 65 | 373 | 71 |
| SHT-35 | 350 | 110/220 | 1 | 50/60 | 750 | 2800 | 82 | 598 | 76 |
STF Portabke Ventilator
Features Applicatin
*Saving energy. *It's special manufacturade for underground cable maintaince,
*Strong wind power. shipping making.
*Convenient to move. *Blowing bad gas when welding shipbuilding,canning, bridge.
*Make low noise and light weight due *Exhaust for fire fighting,piping construction and in other violent
to die-casting aluminum alloy. working situation for ventilation.
*With good capacity, the reasonable
structure and the strong suction.


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