M2 Mono PERC 4BB

◆ Solar Cell (High Efficiency) Specifications
Dimension Thickness Front Back
156.75 mm x 156.75 mm ± 0.25 mm 180 μm ± 20 μm Blue silicon nitride anti-reflection coatings

Full-Surface aluminum BSF, 4x3 soldering pads

4 silver bus-bars (1.1 ± 0.1 mm),115 fingers

1.8 ± 0.1 mm wide Silver / Aluminum bus-bar
◆ Features
Uniform Color.
Low breakage rate.
High conversion efficiencies resulting.
Superior output power in any condition.
100% inspected performance of products.
All products conform to the regulation of RoHS.
Excellent mechanical performance proven by all customers.
Regularly monitor product performance and soldering properties.
Less power deviation of modules ensured by precise matching of cells, sorted 100% in narrow current classes at constant test voltage.
◆ Production and Quality Control
100% PID Resistance.
Precision cell efficiency sorting procedures.
Reverse current and shunt resistance screening.
Stringent criteria for color uniformity and appearance.
100% in-line inspection for optical.
◆ Electrical Performance
Efficiency Code 218 217 216 215 214 213 212 211
Efficiency Eff (%) 21.80 21.70 21.60 21.50 21.40 21.30 21.20 21.10
Power Pmpp (W) 5.326 5.302 5.277 5.253 5.228 5.204 5.179 5.155
Max Power Voltage Vmp (V) 0.574 0.573 0.572 0.571 0.569 0.567 0.566 0.564
Max Power Current Imp (A) 9.279 9.253 9.226 9.201 9.187 9.178 9.151 9.140
Open Circuit Voltage Voc (V) 0.667 0.666 0.664 0.664 0.663 0.661 0.660 0.658
Short Circuit Current Isc (A) 9.771 9.752 9.744 9.706 9.685 9.674 9.661 9.647

* Standard Testing conditions(STC): 1000 W/㎡, AM 1.5, 25 °C, Tolerance: Efficiency ± 0.2% abs., Pmpp ±1.5% rel.

* The measurement of cell is calibrated by Fraunhofer ISE.