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

WUSUN wall mounted heavy duty industrial axial fan characteristics: 1. Origins form Pericoli EOS 2. Top quality with CE 3. Higher airflow capacity, lower power consuming 4. Uniquely equiped with multi-funtional protector to prolong life 5.2 year guarantee 6. Every fan has passed QC 7. Shutter 's opening and close-off is under control of wind  8. Always be installed on wall or window WUSUN wall mounted heavy duty industrial axial fan's application: 1. Industry factories such as apparel, shoes, toy, plastic products, etc. 2. Agricultrue farms, greenhouse, horticulture 3. Poultry farms for cow, bull, chicken, pig, etc.  Model Series WUSUN-1380WUSUN-1220 WUSUN-1060  WUSUN-900 Size ( mm ) 1380*1380*400 1220*1220*4001060*1060*400  900*900*400 Fan Blade Dia. 1270 mm / 50" 1110 mm / 44" 950 mm / 37.5" 770 mm / 30" Power ( Kw/ Hp) 1.1 / 1.5 0.75 / 1.1 0.55 / 0.75 0.37 / 0.55 Voltage ( V ) 380 / 220 / 415 380 / 220 / 415 380 / 220 / 415 380 / 220 / 415 Frequency (Hz) 50 / 60 50 / 60 50 / 60 50 / 60 Airflow Volume ( CBM/Hr.)44500 37000 32000 28000 Propeller Rotation (r./ min.) 450 480 500 520Noise (dB)  68 63 60 56Weight (Kg) 70 60 50 47Packing Carton Size ( mm ) 1400*1400*420 1240*1240*420 1080*1080*420 920*920*420Loading Qty.         (assembled)   20' container                           40' HQ container 30pcs                   68pcs30pcs         74pcs                    48pcs                 134pcs 76pcs         178pcsLoading Qty.(unassembled)20'container                                40' HQ container 200pcs                  400pcs 230pcs                    460pcs 250pcs                 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 Gavanized fan?A: (1) Frame are Made of 1.00mm thickness Galvanized steel, high quality oxidation-treated steel with thick galvanized coating. (2) Motor: using Siemens technology, inside with two overheat protector, NSK bearing, silicon steel sheet is same supplier as Siemens. (3) FRP blade in high intensity, thickness 2.00mm, through scientific curve-designing, airflow is around 20% larger than average fan in market. (4) Patented shutter open method which is open by wind, avoid failure of opening and closing after being used a period time as Hammer opening method.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