China 20W 5V 18V Polycrystalline PV Module Solar Panel DC USB Charger Solar Power Supply, Find details about China Solar Panel, Solar Module from 20W 5V 18V Polycrystalline PV Module Solar Panel DC USB Charger Solar Power Supply
Parameters | JS-SPP020W |
Peak power Pm(W) | 20±3%; |
Open circuit voltage Voc(V) | 22.5 |
Max. power voltage Vmp(V) | 17.96 |
Max. power current Imp(A) | 1.11 |
Short circuit current Isc(A) | 1.22 |
Solar cells Efficiency | 20.5-22% |
Dimensions(L*W*T)/ Weight(kgs) | 400*350*17mm/1.7 kgs |
solar cell / No. of cells and connections | Polycrystalline silicon /36 series |
Front cover(material/thickness) | Low-iron temperd glass/3.2mm |
Encapsulant(material) | Ethylene vinyl acetate(EVA) |
Frame(material/collor) | Anodized aluminum alloy/silver |
Junction box protection degree | ≥IP65 |
Cable /Cable connector Model | 2-4SQMM,MC4/5521/SAE |
STC | Irradiance:1000W/m2,Cell temperature:25ºC,AM:1.5 |
Max. static load ,front(e. g .,snow/wind) | 2400Pa |
Max. static load ,back(e. g .,wind) | 2400Pa |
Max. hailstone impact (diameter/velocity) | 25mm/ 23m/s |
Max. system voltage (V) | 1000V DC |
Application Class | Class A |
NOCT | 48±2ºC |
Operating temperature limits | -40ºC- +85ºC |
Coefficient current TK | 0.1%/ºC |
Coefficient voltage TK | -0.37%/ºC |
Coefficient power TK | -0.45%/ºC |
Life | ≥25 years |
Warranty | 5years 100% power,10years 95%,15 years 90%,25years 80% |
Product Certification / Standard | TUV,CE,ROHS,FCC,PSE/(IEC61215&IEC61730) |
Other Certification | ISO 9001:2008 |