JA solar JAM54D40 series is an n-type bifacial double glass high-efficiency mono module, a power range from 430W to 455W. Powered by the latest SMBB n-type solar cell and half-cell configuration, these modules have higher output power.
JAM72S30 LR series is a deep blue 3.0 series, that has higher power output, lower LCOE, less shading and lower resistive loss, and better mechanical loading tolerance.