▼ 50 W MONO SOLAR PANEL Key Features ---Ningbo Kelan Solar--professional solar panel producer
★ Low voltage-temperature coefficient allows higher power output at high-temperature condition
★ High efficient, high reliable solar cells ensure our product output stability
★ Manufactured in an IEC61215, IEC61730, ISO 9001:2000, CE certified plant
★ Output power tolerance of +3%
★ 25-years Limited warranty on power output, 6-years limited warranty on materials and workmanship
★ Advanced EVA encapsulation system with triple-layer back sheet meets the most stringent safety requirements for high-voltage operation
★ The sturdy, anodized aluminum frame allows the modules to be mounted on a variety of standard racking systems and to withstand harshest conditions
★ Ultra reliable bypass diodes prevent damage through overheating due to shaded or defective cells
★ Innovative, environmentally friendly packing method using pile-edges insures modules arrive in perfect condition
★ New frame design incorporating hexagonal shaped drainage holes, with more grounding holes, provide flexible installation and use
▼ Electrical Data
Maximum Power(W) 250W Optimum Power Voltage(Vmp) 30.36V Optimum Operating Current(Imp) 8.24A Open Circuit Voltage(Voc) 36.42V Short Circuit Current(Isc) 9.92A Cell Efficiency(%) 18.00% Module Efficiency(%) 16.25% Tolerance Wattage(e. g. +/-3%) ﹢3% NOCT 47℃+/-2℃
▼ Components&Mechanical Data Solar Cell 156*156 Poly Number of Cell(PCS) 6*10 Size of Module(mm) 1640*992*40 Front Glass Thickness(mm) 3.2 Surface Maximum Load Capacity 2400-5400PA Allowable Hail Load 23m/s, 7.53g Weight Per Piece(KG) 18.60 Junction Box Type Pass the TUV Certificate Bypass Diode Rating(A) 12 Cable&Connector Type Pass the TUV Certificate Frame(Material Corner, etc. ) 40＃ Backing(Brand Type) TPT Temperature Range -40℃to +85℃ FF(%) 70-76% Standard Test Conditions AM1.5 1000W/㎡ 25+/-2℃
2, 3stages performance inspection and 100% finial inspection
3, fast shipment with quality after-sales
As per customer requirement, We sort out FAQ as follows:
Q1..How long does the goods take to deliver to customers? It depends on the complexity of each products as well as the quantity. Production lead time for a full 20 feet container is around 7-10 days and for a full 40 feet container is around 10-15 days after receipt of deposit. If the order is so urgently required, We can adjust the production time as per the real production schedule.
Q2.What’s the MOQ? The all quotation are based on full container quantity, We also can accept the bulk cargo, But because of non mass-production, The price will be higher a little, Final price are based on confirmed quantity. MOQ must more than 50units.
Q3.How can I get Sample? -We will charge the samples and the transportation will be at buyer’s account. We will repay that amount if Buyer place an order. Your own design would be most welcome and we’ll be handled confidentially.
Q4..What’s your normal method of payment(T/T or L/C)? -By Irrevocable L/C at sight. -By T/T payment:30% as deposit, Balance of 70% is paid when the BL is faxed or scanned and sent by email confirming the goods have been delivered.
Q5.Do you guarantee your products?And how to control the quality? Yes,we do. If for some odd reason you received a defective product from us,we will replace it on the next shipment. Actually, Before the every shipment, We will make the test in the lab and keep the test report to check.
Q6.I am planning a trip to China,then how can we find you? Please inform us in advance, we can arrange to pick you up at your hotel and bring you to our factory. Or simply call us upon your arrival and we can guide you how to find our factory.
Any additional question, You can call us or email to us directly. We will supply the best professional servise and competitive goods to you.