... 125mm for home or commercial or industrial etc SpecificationsSolar cell.156*156mm,poly solar cell. 1.Grade A ,efficiency:16%-18% ... Stable performance.Long term stability and reliabilitySolar CellName:156*156mm polycrystalline solar cellDimension:156*156mm+/-0.5mmCharacters:High quality to ensure the stabel ... .6200.6180.6160.6140.6120.609 Motech multicrystalline 156*156mm solar cell,solar wafer,solar