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JA Solar 405W Monocrystalline PERC Solar Panel
The JA Solar JAM54-S31-405MR 405W is a monofacial monocrystalline PERC solar panel with 108 half-cells and 20.7% module efficiency. Its all-black design delivers 405W at STC with a Vmp of 31.21V and Imp of 12.98A on a 1500 VDC system, backed by a 25-year performance warranty.
$182.00
($0.44/W)
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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.
| Rated power (STC) | 405 W |
|---|---|
| Open-circuit voltage (Voc) | 37.23 V |
| Short-circuit current (Isc) | 13.87 A |
| Voltage at max power (Vmp) | 31.21 V |
| Current at max power (Imp) | 12.98 A |
| Module efficiency | 20.7 % |
| Cell technology | Mono |
| Cell count | 108(6x18) |
| Max system voltage | 1000V/1500V DC |
| Temp coefficient of Pmax | -0.350 %/°C |
| Dimensions (L×W×H) | 1722±2mm×1134±2mm×30±1mm (67.8 × 44.6 × 1.2 in) |
| Weight | 21.5 kg (47.4 lb) |
| Product warranty | 12 yr |
| Performance warranty | 25 yr |
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