Product Description "HF series fans combine the wide capabilities and high performance of axial and centrifugal fans. They are used in supply and exhaust ventilation systems that require high pressure, powerful air flow and low noise level. Compatible with ducts with diameters from 100 to 250 mm. HF series fans are an excellent choice for installation in exhaust systems of rooms with high humidity (bathrooms, kitchens), as well as for ventilation of apartments, cottages, shops, cafes. Price of product ( USD price or FOB price) : USD 18 - USD 36 per pc Product origin : Russia - China Key Specifications/Special Features : Airflow capacity 550 M3/h Peak static pressure 300 Pa Operating current 0.27 A Power consumption 103 Wat Acoustic power level(max) 38 dB(A) Certification As buyer Require Place of Origin China, Russia Port Of Loading FOB Shanghai Payment Term Bank Transfer, WU, other types 30% prepayment for production Time of Production from 1 day Delivery Time Shipment in 0 days after payment Minimum Order Size and Packaging details : Packing- 1 pc carton box, 40 Minimum Order Quantity