CE approved monocrystalline 6*6 cheap solar cells 4w forsolar panel
Physical Characteristics
Dimension 156mm* 156mm ± 0.5mm
Thickness Wafer(Si): 200μm ± 20μm 180μm - 20μm /+30 μm
Cell: 240 ± 40mm
Front: 1.5mm Silver bus bars; Blue/others silicon nitride antireflection coating
Back: 3.0mm Silver/aluminum bus bars; Full-surface aluminum BSF
Electrical Characteristics
Efficiency Code | 1920 | 1900 | 1880 | 1860 | 1840 | 1820 | 1800 |
Efficiency Eff(%) | >19.10 | 18.90~19.10 | 18.70~18.90 | 18.50~18.70 | 18.30~18.50 | 18.10~18.30 | 17.90~18.10 |
Power Ppm(w) | >4.648 | 4.600-4.648 | 4.551-4.600 | 4.502-4.551 | 4.453-4.502 | 4.405-4.453 | 4.356-4.405 |
Max.Power current Ipm(A) | >8.391 | 8.391 | 8.379 | 8.351 | 8.338 | 8.324 | 8.310 |
Short Circuit Current Isc(A) | >9.205 | 9.205 | 9.133 | 9.074 | 9.001 | 8.940 | 8.878 |
Max Power Voltage Vpm(V) | >0.551 | 0.551 | 0.546 | 0.542 | 0.537 | 0.532 | 0.527 |
Open Circuit Voltage Voc(V) | >0.631 | 0.631 | 0.630 | 0.629 | 0.628 | 0.628 | 0.627 |
* Data under standard testing conditions (STC): 1,000W/m2, AM1.5, 25oC
* All figures bear ±3% of tolerance.
* The measurement of cell is calibrated by Fraunhofer ISE.
Typical Temperature Coefficients
Voltage -2.12mV/K
Current +2.5mV/K
Power -0.43%/K