50 Inch Large Air Volume Window Ventilation FRP Exhaust Fan with 6 FRP Blade

Patent products, First one in china 1. Frame by 800 tons molding, can use in any envoiroment more than 10 years. 2. Stainless steel shutter, opening and close-off is under control of wind.  3. Hot galvanized with white color powder coated net 4. Motor with multi-protection to prolong life.  5. Higher airflow capacity, lower power consuming 6. Top quality with CE 7. Every fan has passed QC 8.2 year guarantee 9. Always be installed on wall or window APPLICATION: Specially suitable for use in heavy acid and alkali envoroment or under the condition of high humidity, such as animal husbandry, agriculture, electroplating industry and so on.    Model Series WUSUN-1380WUSUN-1060  WUSUN-900 Size ( mm ) 1380*1380*4001060*1060*400  900*900*400 Fan Blade Dia. 1270 mm / 50" 950 mm / 37.5" 770 mm / 30" Power ( Kw/ Hp) 1.1 / 1.5 0.55 / 0.75 0.37 / 0.55 Voltage ( V ) 380 / 220 / 415 380 / 220 / 415 380 / 220 / 415 Frequency (Hz) 50 / 60 50 / 60 50 / 60 Airflow Volume ( CBM/Hr.) 41000 29500 24500 Propeller Rotation (r./ min.) 450 500 520Noise (dB)  68 60 56 Weight (Kg) 70 50 47 Packing Carton Size ( mm ) 1400*1400*420 1080*1080*420 920*920*420 Loading Qty.         (assembled)   20' container                           40' HQ container 30pcs                   68pcs 48pcs                 134pcs 76pcs         178pcs Loading Qty.(unassembled)20'container                                40' HQ container140pcs                  334pcs 210pcs                 500pcs 270pcs            530pcs    FAQQ1:Are you a foreign trade company or a manufacturer ?A: We are a manufacturer, Our factory established since Year 2003,  we specialized in HVLS Industrial Ceiling Fans, Exhaust Fan for both industry and animal husbandry , cooling pad and so on. Q2:What's the advantage of your Four square FRP molded fan?A: (1) First one in China, with 9 patents.(2) cabinet is made of new reinforced fiber glass material by 800 tons molding,  can use in any enviroment for more than 20 years. (3) FRP cabinet, stainless steel shutter, very suitable for use in heavy acid and alkali envoroment or under the condition of high humidity.Q3:  How do you do after-sale service?A:  We will send you free spare parts to replace under warranty. Q4: what's the delivery time?A:  It depends on the order quantity. Normally delivery time will be within 7 days after receiving payment by TT.Q5: What is your terms of payment ?A: Payment≤5000USD, 100% in advance. Payment≥5000USD, 30% T/T in advance , balance before shipment.Q6:  How long is the warranty?A:  2 years warranty.   /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1