8in Adjustable Speed Controller Duct Fan for Hotels Rooms 75W 3800 RPM 1205m H 710CFM AC220V

Features: 1. Adopt EC motor, 6 stage variable frequency brushless high performance motor and durable double ball bearings 2. This product has stepless governor, adopt PWM speed regulation, and the speed control is more precise. 3. The fan operates with low noise, large air volume and strong suction. 4. Aluminium alloy housing for better pressure resistance and durability, suitable for harsh environments 5. The turbo head is made of PBT material, which is not only environmentally friendly but also fireproof. 6. The motor adopts 100percent pure copper winding, high efficiency frequency conversion, and supports PWM speed regulation. 7. Suitable for kitchen, bathroom, bathroom, internet cafe, chess room, health club, beauty crown, solder, warehouse, computer room 8. The motor has overvoltage protection and lock protection function(automatic restart) Specification: Condition: 100percent Brand new Voltage: AC 220V 50HZ 60HZ Power: 75W Standard: 8in Color: Blue Air Volume: 1205m³ h, 710CFM Maximum Noise: 61.6dB Maximum Speed: 3800RPM Turbo Head Material: PBT environmental protection Wind Pressure: 520PA Fan Blade Design: Mixed flow Fan Housing: Cold rolled steel Waterproof Rating: IPX4 Weight: 2850 g 100.5 oz(approx.) Package List: 1 x Duct Fan .