JA Solar 405W Monocrystalline PERC Solar Panel

The JA Solar JAM54-S31-405MR is a 405W monofacial solar panel built with monocrystalline PERC half-cells in a 108-cell (6×18) configuration. Rated at 405W with 20.7% module efficiency, it features an all-black frame and backsheet, an IP68 junction box with 3 diodes, and MC4-EVO2 connectors. Suited for residential and commercial arrays, it withstands snow loads up to 5400 Pa and a -40°F to 85°F operating range.

Key Features:

• 405W output, 20.7% module efficiency
• Monocrystalline PERC half-cell technology
• All-black frame and backsheet
• Temp coefficient Pmax -0.35%/°C
• Voc 37.23V / Vmp 31.21V
• Isc 13.87A / Imp 12.98A
• 108-cell (6×18), 67.9 x 44.8 x 1.2 in, 47.4 lbs
• Wind 2400 Pa / Snow 5400 Pa load
• Max system voltage 1500 VDC, IP68 rated
• 12-year product, 25-year performance warranty

Ideal for grid-tied residential and commercial rooftop installations across varied Canadian climates, this all-black module handles operating temperatures from -40°F to 85°F. Its MC4-EVO2 connectors and 20A series fuse rating integrate readily with standard string inverters and racking systems. Order the JAM54-S31-405MR (also listed as JAM54S31405MR) from Circuit Solar, in stock in Canada and shipped from Red Deer, AB.