
The SFA premium axial flow fan improves upon the SF model by redesigning the blades and adopting an aluminum alloy casing to enhance the motor’s sealing performance. It features low noise, large air volume, high wind pressure, excellent heat dissipation, and stable operation.
This product is widely used in fume exhaust, pharmaceutical, metallurgy, power stations, transportation, grain storage, tobacco and other workplaces. It can be applied in humid and harsh environments (temperature not exceeding 65°C).
| Core Technical Parameters | ||||||
| model | Power (kW) |
Voltage (V) |
Rotation speed (r/min) |
Air flow (m³/h) |
Total pressure (Pa) |
Noise Level dB(A) |
| 2-2 | 0.18 | 220 | 2800 | 1380 | 150 | 62 |
| 2-4 | 0.09 | 220 | 1450 | 750 | 28 | 57 |
| 2.5-2 | 0.25 | 220/380 | 2800 | 2500 | 220 | 65 |
| 2.5-4 | 0.12 | 220/380 | 1450 | 1100 | 38 | 59 |
| 3-2 | 0.37 | 220/380 | 2800 | 3600 | 235 | 68 |
| 3-4 | 0.18 | 220/380 | 1450 | 2500 | 60 | 61 |
| 3.5-2 | 1.1 | 220/380 | 2800 | 6600 | 320 | 73 |
| 3.5-4 | 0.37 | 220/380 | 1450 | 4000 | 125 | 65 |
| 4-2 | 1.5 | 220/380 | 2800 | 11500 | 380 | 78 |
| 4-4 | 0.55 | 220/380 | 1450 | 6500 | 170 | 72 |
| 5-2 | 2.2 | 220/380 | 2800 | 15000 | 300 | 80 |
| 5-4 | 0.75 | 220/380 | 1450 | 11000 | 235 | 75 |
| 6-4 | 2.2 | 220/380 | 1450 | 19500 | 310 | 80 |
| 7-4 | 3 | 380 | 1450 | 26000 | 360 | 85 |
| 8-4 | 4 | 380 | 1450 | 38000 | 455 | 88 |
| model | H | D | D1 | D2 | n |
| (мм) | |||||
| SF-2 | 235 | 255 | 235 | 215 | 4 |
| SF-2.5 | 235 | 315 | 285 | 265 | 4 |
| SF-3 | 240 | 365 | 335 | 315 | 4 |
| SF-3.5 | 330 | 415 | φ385 | 365 | 4 |
| SF-4 | 330 | 465 | 435 | 415 | 6 |
| SF-5 | 330 | 565 | 540 | 515 | 6 |
| SF-6 | 410 | 665 | 635 | 615 | 6 |
| SF-7 | 435 | 765 | 735 | 715 | 6 |
| SF-8 | 470 | 800 | 815 | 850 | 6 |
| model | L | W | W1 | H | h | D | d |
| (мм) | |||||||
| SF-3 | 450 | 550 | 240 | 660 | 550 | 365 | 315 |
| SF-3.5 | 520 | 680 | 230 | 845 | 680 | 415 | 365 |
| SF-4 | 520 | 680 | 330 | 870 | 680 | 465 | 415 |
| SF-5 | 640 | 680 | 330 | 965 | 680 | 565 | 515 |
| SF-6 | 730 | 680 | 410 | 1015 | 680 | 665 | 615 |
| SF-7 | 835 | 720 | 435 | 1100 | 760 | 765 | 715 |
| SF-8 | 920 | 760 | 470 | 1330 | 960 | 850 | 800 |