- At 23.2% efficiency, this panel is on par with typical TOPCon 600-650W modules
- At 232.3 W/m² power density, this panel generates 4.6 W/m² more per unit area than TOPCon 600-650W median (227.7 W/m²)
- At -0.29%/°C, hot weather performance is typical for TOPCon 600-650W panels
- 80% bifaciality enables rear-side power generation, boosting yield by 4-12% on reflective surfaces
- In the top 8% for efficiency among all TOPCon panels
Price Offers 0
| Shop | Country | Price | Price/kWp |
|---|
Series JAM66D42 MB 6 variants
JA Solar JAM66D42 MB series modules are designed for installations where high energy yield from the same surface area and stable performance over years are crucial – especially for commercial rooftops and utility-scale PV farms. These modules feature N-type TOPCon cells, which maintain their parameters better in the long term and are less susceptible to typical operational losses, effectively mitigating the risk of disappointment with production after several seasons. The double glass construction enhances resistance to environmental conditions and improves laminate durability, which is vital for projects with a long payback period. Thanks to bifacial technology, the module can utilize reflected light from the ground, boosting energy yield where every percentage point counts. The semi-lattice design supports better tolerance to partial shading and minimizes connection losses, while the refined cell architecture aids performance under lower irradiance. This is an excellent choice for investors, EPC contractors, and companies optimizing LCOE who seek advantages over standard P-type PERC modules.
Electrical Parameters (STC)
| Nominal Power (Pmax) | 600 Wp |
| Module Efficiency | 23.20% |
| Voltage at Max Power (Vmpp) | 41.24 V |
| Current at Max Power (Impp) | 14.55 A |
| Open Circuit Voltage (Voc) | 48.98 V |
| Short Circuit Current (Isc) | 15.41 A |
| Max System Voltage | 1500 V |
Temperature Coefficients
| Temp. Coeff. Pmax | -0.290%/°C |
| Temp. Coeff. Voc | -0.250%/°C |
| Temp. Coeff. Isc | 0.045%/°C |
| NOCT | 45°C |
Cell Technology
| Cell Type | Monocrystalline |
| Cell Count | 132 |
| Bifacial | Yes |
| Bifaciality Factor | 80% |
Dimensions & Weight
| Length | 2278 mm |
| Width | 1134 mm |
| Height | 30 mm |
| Weight | 31.8 kg |
| Area | 2.58 m² |
| Power Density | 232.3 Wp/m² |
Warranty
| Product Warranty | 12 years |
| Performance Warranty | 30 years |
| End-of-Warranty Output | 87.4% |
| First Year Degradation | 1.00% |
| Annual Degradation | 0.40%/year |