本风机由外转子异步电动机，塑料叶轮等组成而成具有通风散热自冷却的独特优点，电机温升低，从而延长风机寿命和可告别性，本风机为各弯式叶轮，具有结构紧凑，风量大，静压高，震动小，噪音小，安装方便等优点，主要用于净化工作台，净化单元，室内管道除尘，净化空调系统，环境保护和污染控制等制冷设备配套使用
Technical Data:
| Model | Volt | F | Current | Input | Speed | Air-volume | Pressure | Noise | Capacitance | Weight |
| P/N | VAC | (Hz) | A | W | RPM | (M3/h) | pa | Dba | UF/V | (KG) |
| FLW-133 | 220 | 50/60 | 0.11 | 23 | 2800 | 270 | 185 | 58 | 1.0/500 | 0.6 |
| FLW-133B | 380 | 50/60 | 0.06 | 23 | 2800 | 270 | 185 | 58 | | 0.6 |
| FLW-180 | 220 | 50/60 | 0.3 | 60 | 2400 | 450 | 275 | 56 | 1.2/500 | 1.2 |
| FLW-180B | 380 | 50/60 | 0.2 | 60 | 2400 | 450 | 275 | 56 | 1.2/500 | 1.2 |
| FLW-190 | 220 | 50/60 | 0.4 | 80 | 2450 | 570 | 320 | 56 | 2.2/400 | 1.5 |
| FLW-220 | 220 | 50/60 | 0.8 | 160 | 2600 | 1170 | 520 | 71 | 2.2/401 | 2 |
| FLW-225 | 220 | 50/60 | 0.45 | 95 | 2500 | 900 | 420 | 72 | 4.0/500 | 2.4 |
| FLW-225B | 380 | 50/60 | 0.5 | 95 | 2500 | 900 | 420 | 72 | | 2.4 |
| FLW-250 | 220 | 50/60 | 0.8 | 160 | 2500 | 1440 | 60 | 75 | 6.0/500 | 3.1 |
| FLW-250M | 220 | 50/60 | 0.25 | 48 | 1400 | 810 | 165 | 61 | 1.5/500 | 2.2 |
| FLW-250A | 220 | 50/60 | 0.65 | 140 | 2500 | 120 | 560 | 73 | 3.0/500 | 2.6 |
| FLW-250B | 220 | 50/60 | 0.2 | 45 | 1400 | 660 | 135 | 60 | 1.5/500 | 2 |
| FLW-280 | 220 | 50/60 | 1.4 | 250 | 2500 | 1860 | 750 | 79 | 5.0/500 | 3 |
| FLW-280B | 380 | 50/60 | 0.7 | 250 | 2500 | 1860 | 750 | 79 | | 3 |
| FLW-310 | 220 | 50/60 | 0.65 | 125 | 1400 | 1800 | 250 | 68 | 3.3/500 | 3.8 |
| FLW-310B | 380 | 50/60 | 0.45 | 95 | 1400 | 1800 | 250 | 68 | | 3.8 |
| FLW-355 | 220 | 50/60 | 1 | 210 | 1400 | 2160 | 350 | 71 | 5.0/500 | 4.5 |
| FLW-355B | 380 | 50/60 | 0.5 | 210 | 1400 | 2160 | 350 | 71 | | 4.5 |
| FLW-400 | 220 | 50/60 | 1.2 | 270 | 1300 | 3150 | 490 | 80 | 8.0/500 | 5.2 |
| FLW-400A | 220 | 50/60 | 0.52 | 117 | 910 | 2220 | 230 | 62 | 8.0/500 | 5.2 |