All Black N Type 420W 425W 430W 435W 440W Bifacial Monocrystalline N Type Solar Panels with Double Glass Cell Type N type Mono-crystalline No. of Cells 108 (6x18)  Panel Dimensions 1722x1134x30mm Weight 20.5kg Junction box IP 68, 3 bypass diodes Packing 36pcs/pallet, 936pcs/40HQ