topcon solar cell 158.75mm*158.75mm 5BB 24.4% bifacial Solar Cell for solar

Cell size： 158.75mmx158.75mm

Place of Origin： Guangdong, China

Panel Dimensions： 158.75*158.75mm

Brand Name： OEM

Model Number： XXR G1-158.75-Topcon-5BB

Product name： topcon solar cell

Size： 158.75mm*158.75mm/6.25"*6.25"

cell efficiency： 24.4%

model no.： XXR G1-158.75-2

material：  monocrystalline silicon

Weight：  1.37kgs/120pcs

Warranty：  5years

Color： dark blue

mono cell busbar： 5BB

stock：  1500K pcs

Packaging Details：

PACKAGE:Typical package for 1 pallet contains 24 cartons, 1 carton contains 1,680cells.
The cells are sealed in cell box every 120pcs.
Gross weight per unit carton shall be around 19.2kgs

Selling Units:  Single item

Dimension (158.75mm±0.5mm)×(158.75mm±0.5mm）
Thickness 150μm±20μm
 Front(+) 0.7mm 0.7mm bus bars(silver),blue anti-reflection coating(silicon nitride)
back(-) 0.7mm bus bars(silver),blue anti-reflection coating(silicon nitride)

Product Characteristics
High conversion efficiency with high reliability
No light-induced degradation
Uniform cell performance with stable process control
Both sides can generate electricity
Excellent power generation
Low hot spot effect

Temperature Coefficients
Voc.Temp.Coef. ： -0.340%/K
Isc.Temp.Coef.  ：+0.070%/K
Pm.Temp.Coef. ： -0.382%/K