• Rating: 400W
• Efficiency: 20.5%
• Width: 1,134mm
• Height: 1,722mm

JA Solar Large Wafer PERC Multi-Busbar Half-Cell All Black Module 

The half-cell configuration of the modules offers the advantages of higher power output, better temperature-dependent performance, reduced shading effect on the energy generation, lower risk of hot spot, as well as enhanced tolerance for mechanical loading.

• High output power
• Less shading effect
• Lower temperature coefficient
• Better mechanical loading tolerance
• Efficiency of 20.5%

 Comes supplied with Staubli MC4 connectors and 1000mm output cables. 

Awaiting additional documents for EU market. Installation manual does not include JAM54S-31 but the supplier confirmed that it's also applicable for it, even though it's not stated on the manual.

Weight: 19.5 kg

Rated Power: 400 W

MCS Reference: BABT 8515-240-400W

Length: 1,722 mm

Width: 1,134 mm

Depth: 30 mm

VMPP: 29.26 V

IMPP: 10.32 A

Isc: 11.03 A

Voc: 34.88 V

Temp. Coefficient (Mpp): -0.35 %

Clamp position on panel: Long and short side

Connector Type: MC4