315MM IP67 waterproof rating level plastic in-line duct fans/AC smoke suction fan
Classification:Waterproof Noiseless Duct Fans
Product description:Housing material:plastic ABS+PC+1%UV+94V0 flame retardant; Motor type:External rotor motor; Motor bearing:Double ball bearing; Motor temperature control protedt:150°C; Fan blade type:Rake centrifugal; Fan blade material:Plastic PA66+15%glass fiber+94V0 flame retardant; Power line material:International 3C line ; Working temperature:-20°C— +70°C/ -68°F—