Brand Name: | Dahanfeng |
Model Number: | DHF-900Z4 |
MOQ: | 80 pcs |
Price: | US$150/pcs/Factory price |
Payment Terms: | T/T , D/A, D/P, L/C |
Supply Ability: | 300~500 pcs in 10 working days |
Low Investment And Energy Consumption Negative Pressure Fan System
1)12-speed rotor with ball bearings for high performance and low noise.
2)High-density galvanised protective mesh, not easy to rust, high safety factor.
3)waterproof and dustproof shutters, air flows smoothly
4)Thickened steel plate painted T-frame makes the whole machine more compact and stable.
5)Built-in hammer, solve the problem of traditional machine can not be natural ventilation after power failure, boot louvre automatically open, shutdown louvre automatically closed.