The unique function of off grid solar panel kits is well received by the customers. Tunto solar applications are OEM and ODM available2.
People can be assured that the product can keep its appearance excellent and it will not shrink or out of shape after washing. Excellent electric insulation is a key feature of Tunto solar applications3.
This product is non-toxic. The materials and parts used in it have been tested to guarantee no harmful element is contained. Tunto solar garden/plaza light consumes low power but is of high brightness4.
The product is safe to use. Before it is shipped, drying sterilization has been conducted to remove all the bacteria or harmful microorganism. Tunto integrated solar street light is made of A level quality aluminum alloy
|Technical parameters of 20W mono solar modules|
|Origin (country) ||China|
|Nominal power Pmax[W] ||20|
|Tolerance [%] ||±3%|
|Kind of cell( mono,poly) ||Mono|
|Cells per Module ||36(4*9)|
|Conversion Efficiency ||18.5~19％|
|shape of cell "x" mm × mm ||78*39|
|Voltage Mpp Vmp[V] ||18V|
|Current Mpp Imp[A] ||1.11A|
|Volt Open circuit Voc[V] ||21.42V|
|Short out current Mpp Isc[A] ||1.24A|
|Max system Volt [V] ||1000V|
|Length [mm] ||420|
|Width [mm] ||350|
|Thickness(without box) [mm] ||25|
|kind of Frame(l,c.alu,none…) ||Alu|
|Guarantee on the whole product [years]||5 years|
|Kind of glass and its thickness [mm] ||AFG 3.2mm|
|Temperature Coefficient Current Isc mA/℃ ||+0.08%℃|
|Temperature Coefficient Voltage Voc mV/℃ ||-0.37%℃|
|Temperature Coefficient Power Pmax/℃ ||-0.44%℃|
Guangzhou Tunto Green Power Technology Co., Ltd. has long been engaged in the manufacture of off grid solar panel kits. Guangzhou Tunto Green Power Technology Co., Ltd. has innovative processing technologies and ideal product quality control system.2.
Tunto masters advanced technology to manufacture monocrystalline solar panel with high quality.3.
Guangzhou Tunto Green Power Technology Co., Ltd. has an expert team of polycrystalline solar panel designers and manufacturing engineers. Providing the best professional service for customers is the eternal mission of Tunto. Please contact us!