JA Solar – 550W Mono PERC Half-Cell MBB


Supplier Part No:JAM72S30-550/MR
Rated Power: 550W
Length:2,279 mm
Width:1,134 mm
Depth:40 mm
VMPP: 41.96 V
Temp. Coefficient (Mpp):-0.35 %
Clamp position on panel:Long and short side
Connector Type:MC4 MATEABLE
Pallet Size:Oversized


JA Solar 550W Mono PERC Half-Cell MBB

JAM72S30 is the latest in JA Solar’s 72 Cell range. This module with its 11Bus-bar half-cell configuration can reach up to a incredible power of 550Wp. This module offers better temperature-dependant performance and enhanced tolerance for mechanical loading. More benefits of this module range:

  • Higher power output
  • Less shading
  • Lower resistive losses
  • Lower LCOE

This module is equipped with QC4.10 connectors.


  • Higher output power
  • Lower LCOE
  • Less shading and lower resistive loss
  • Better mechanical loading tolerance

Super Warranty

  • 12 Year product warranty
  • 25 Year linear output power warranty
  • 0.55% annual degradation over 25 years

Download Spec Sheet: JA Solar 550W Spec Sheet