5BB 156.75mm 157mm Poly Solar Cell

5BB Polycrystalline Solar Cell

Feature of 5BB Poly Solar Cell:

(1)High conversion efficiencies up to 19.2% resulting in superior power output pe formance;

(2)Outstanding power output even in low light or high temperature conditions;

(3)Optimized design for ease of soldering and lamination;

(4)Long-term stability, reliability and performance;

(5)Low breakage rate;

(6)Uniform Color;

Production and Quality Control:

Precision cell efficiency sorting procedures;

Stringent criteria for color uniformity and appearance;

Reverse current and shunt resistance screening;

ISO9001, ISO14001 and OHSAS 18001 certificated;

Calibrated against Fraunhofer ISE;

Physical characteristic of Poly solar cells:

Dimension:156.75mm x 156.75mm ± 0.5mm；

Thickness(Si):180µm ± 20µm, 200µm ± 20µm；

Front: Blue silicon nitride anti-reflection coatings,0.7± 0.05mm silver busbars

Back: Full-surface aluminum back-surface field，1.7mm (silver / aluminum) discontinuous soldering pads

*Data under standard testing conditional (STC):1,000w/m2,AM1.5, 25°C ,

Temperature Coefficients:

Current Temperature Coefficients: 0.04%/°C；

Voltage Temperature Coefficients:-0.31%/°C；

Power Temperature Coefficients:-0.39%/°C；