hello, Mr
calling me Cathy is fine . hope to cooperate with you .
Kewell company is a high tech environmental friendly enterprice which was established in 1998 .
With the rapid development of solar industry ,kewell company have owned three subsidiary companies -one silicon mine in jiujiang city jiangxi province ,one hardware company and one solar panel factory in shenzhen.our soalr panel factory employed around 200 skilled workers ,10 senior R and D engineers, more than 10 overseas salesperson, 2 after-sales center and 3 production instructors , we would like to offer our customers comprehensive serivice and technical support from pre-sale and after -sale
Under strict quality control system , our products include :
125mm mono solar and 156mm poly and mono solar cell
3w to 300w monocrystalline and poly-crystalline silicon solar panel
5w to 50kw home use or roof solar power system include off-grid system and on-grid system .
200w to 200kw wind turbine system
Which are exported to more than 40 countries such as Europe, America,Africa,Asia ,and gain a higher reputation .we offer OEM,ODM,OBM service as per customer request and aim at making a greater contribution to the usage of solar energy globally
If you are in this line , hope we can cooperate and help you expand your market and realize win-win .
1) i want to introduce you our monocrystalline solar cell with 2BB
PHYSICAL CHARACTERISTICS
Dimension: 156mm×156mm±0.5mmDiagonal: 200mm±1.0mm(round chamfers)
Thickness: Wafer(Si):200μm±20μm
Cell: 240μm±40μm
Front: Silver bus bars; Blue/others silicon nitride antireflection coating
Back: Silver/aluminum bus bars; Full-surface aluminum BSF
2) specification
Efficiency | Efficiency | Pmax(W) | Average | Impp(A) | Vmpp(V) | Isc(A) | Voc(V) |
1840 | 18.30-18.50 | >4.371 | >4.371 | 8.285 | 0.530 | 8.695 | 0.626 |
1820 | 18.10-18.30 | 4.323-4.371 | 4.347 | 8.245 | 0.528 | 8.662 | 0.626 |
1800 | 17.90-18.10 | 4.276-4.323 | 4.299 | 8.190 | 0.526 | 8.630 | 0.625 |
1780 | 17.70-17.90 | 4.228-4.276 | 4.252 | 8.140 | 0.524 | 8.621 | 0.624 |
1760 | 17.50-17.70 | 4.180-4.228 | 4.204 | 8.095 | 0.522 | 8.598 | 0.623 |
1740 | 17.30-17.50 | 4.132-4.180 | 4.156 | 8.045 | 0.520 | 8.568 | 0.622 |
1720 | 17.10-17.30 | 4.085-4.132 | 4.108 | 7.905 | 0.518 | 8.528 | 0.620 |
*Data under standard testing condition (STC): 1,000W/M²,AM1.5,25°C.
*All figures bear±3% of tolerance.
*The measurement of cell is calibrated by Fraunhofer ISE.
if you are interested in our products ,tell me . hope to help you expand your market .
contact person : Cathy