Product Description "Tube fans of DVC series have been designed for the use in the spherical plenum and exhaust general purpose systems, industrial installations and civil construction, as well as to evacuate non-aggressive gas or air with the temperature not higher than +70C and not less than 30C with dust content not exceeding 100mg/m without adhesive and fibrous materials, solid particles. Price of product ( USD price or FOB price) : USD 42 - USD 84 per pc Product origin : Russia -China Key Specifications/Special Features : "Airflow capacity 1890 m3/hour Peak static pressure 680 Pa Operating current 0.99 A Power consumption 0.303 kw Acoustic power level (max) 64 dB(A) Rotation frequency, 2550 Rpm Weight kg, 7 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 Advantages A sturdy case made of carbon steel. A high quality Motor-wheel with an IP 44 motor. An impeller with backward curved blades. Low vibration an electric motor is balanced with an impeller. Speed may be adjusted between 0 - 100% with thyristor or triac controllers. Motor and ball bearings do not need maintenance. An in-built temperature switch with automatic re-start. A mount bracket is included. Guaranteed service life 24 months." Minimum Order Size and Packgaing details : Packing- 1 pc carton box, 10 Minimum Order Quantity