... 230w poly solar module ---5 years service after sale ---good quality material ---beautiful appearance ---high effiency cells 230w poly solar modulea3), ... materials and workmanship for 5 yearsQualification Test(Standard test conditions: STC: AM1.5, 1000 W/m2, Module Temperature 25 ° ... 12 pallets,23pieces for per pallets,276 pieces of panels for 20gp’ container2.40gp’:28 pallets,23pieces for per pallets, ...