40W High Efficient 2040cfm Roof Ventilation Fan with Adjustable Mono Solar Panel

Solar attic fans are ventilation devices that use solar panels to convert solar energy into electricity and drive motors. It can maintain the air circulation in the house and effectively ventilate it.· Solar attic fans are mainly composed of solar panels, brushless DC motors, fan blades, air ducts and bases.· Solar fans keep fresh air circulating in the room.· Adopt DC brushless motor, low noise and long service life.· High-efficiency monocrystalline solar panels with a lifespan of up to 25 years.· The air duct and base are made of hot-dip galvanized steel, and the surface is sprayed with epoxy resin coating, which has strong corrosion resistance.· Using SUS304 fasteners, it has good corrosion resistance and long-lasting stability.· Optional power adapter, intelligently control the operation of the fan, to meet the ventilation needs of different periods.· Wing nut design makes roof installation easier and safer.· Adjustable bracket, adjust the panel to a suitable inclination angle, suitable for roof installation with different slopes.Adjustable FrameThe panel can be adjusted to a suitable inclination angleSuitable for roof installation with different slopesWing Nut DesignFrame can be manually adjustedSimple & Safe installation100% SolarNo running costsEnergy saving &environmental protectionDC Brushless MotorLow noiseLong service lifeMonocrystalline Solar PanelHigh EfficiencyBeautiful & EfficientAir Volume Up To 2040CFMMeet the ventilation needs of different housesKeep the indoor air freshModelSFM-F40AWattage(W)40 WattVoltage(V)24 voltsSolar Panel FrameAluminumSolar Panel Service Life25 yearsSolar Panel Warranty5 yearsFan Blade MaterialAluminumAir Duct365mm / 14inchDC Motor1850rpmDC Motor Service Life30000 HoursDC Motor Warranty2 yearsBracketδ2.0mmBracket MaterialStainless steelCase/Case Thicknessδ1.2mmCase/Case MaterialGalvanization steelCase/Cover Service Life12 yearsCase/Cover Warranty5 yearsVentilation3468CMH / 2040 CFMRoof Opening Size14 inch / 365 mmHost Size21.6*21.6*8.6 inch / 550*550*220 mmPackage Size22.4*22.4*9.8 inch / 570*570*250 mmWeight/Volume14 KG / 0.08 CBM; 31.0 lb / 2.8 ft³Container Load384 PCS / 20 GP; 864 PCS / 40 HQColorBlack, OEMSince 1st-sunflower entered the field of solar energy product production in 1998, it has accumulated profound professional knowledge, good R&D and production skills in solar energy products and green environmental protection products. Therefore, we have excellent product design capabilities and can provide customers with fast solutions and support services.    1st-sunflower aims to provide comprehensive innovative, sustainable solutions for pollution-free solar products, comprehensive utilization of solar energy, and health & sports, including design, manufacture and delivery. The product range includes solar water heaters, solar collector projects, solar power generation systems, solar fans and solar air conditioners, actively practicing the corporate mission we have always advocated-providing customers with a comfortable low-carbon, natural and healthy lifestyle.LogisticsPick up/delivery to designated locationAfter-sales technical service1.Provide telephone/video online installation technical guidance2.Provide installation solutions3.Provide brand marketing consultation/* 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