The JA Solar JAM54D40 460 W module is the high-power version of the DeepBlue 4.0 series, offering up to 22.3 % efficiency and advanced n-type Bycium+ cell technology. Its double glass bifacial construction increases energy yield by capturing light from both sides, while the MBB half-cell design reduces electrical loss and improves reliability. Engineered for large-scale and rooftop PV systems, the 460 W module provides long-term stability, low degradation, and top-tier performance even in challenging environments.
Key Features
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High Efficiency: 460 W output with 22.3 % conversion efficiency.
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Advanced n-type Cells: Bycium+ technology with lower LID and higher reliability.
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Double Glass Bifacial Module: Generates extra power from rear-side reflection.
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Excellent Low-Irradiance Response: Optimized for diffuse and low-light conditions.
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Superior Thermal Performance: Better temperature coefficient for hot climates.
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High Strength: Certified for 5400 Pa front and 2400 Pa rear mechanical loads.
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Long-Term Warranty: 12 years product + 30 years linear power output warranty.
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Certified Quality: IEC 61215, IEC 61730, ISO 9001, ISO 14001, ISO 45001.
Technical Specifications
| Specification |
JAM54D40 460 W |
| Electrical Parameters (STC) |
| Rated Maximum Power (Pmax) |
460 W |
| Open Circuit Voltage (Voc) |
39.70 V |
| Maximum Power Voltage (Vmp) |
33.17 V |
| Short Circuit Current (Isc) |
14.64 A |
| Maximum Power Current (Imp) |
13.87 A |
| Module Efficiency |
 23% |
| Power Tolerance |
0 ~ +3 W |
| Temperature Coefficient of Isc |
+0.045 % / °C |
| Temperature Coefficient of Voc |
−0.250 % / °C |
| Temperature Coefficient of Pmax |
−0.290 % / °C |
| Electrical Characteristics with 10 % Solar Irradiation Ratio |
| Rated Max Power (Pmax) |
497 W |
| Open Circuit Voltage (Voc) |
39.70 V |
| Max Power Voltage (Vmp) |
33.17 V |
| Short Circuit Current (Isc) |
15.81 A |
| Max Power Current (Imp) |
14.98 A |
| Irradiation Ratio (rear/front) |
10 % |
| Mechanical Parameters |
| Cell Type |
Mono n-type, 108 cells |
| Dimensions |
1762 × 1134 × 30 mm |
| Weight |
22 kg |
| Front/Rear Glass |
1.6 mm / 1.6 mm |
| Junction Box |
IP68, 3 diodes |
| Connector |
QC4.10-35 / MC4-EVO2 |
| Operating Conditions |
| Maximum System Voltage |
1500 V DC |
| Operating Temperature |
−40 °C ~ +85 °C |
| Maximum Series Fuse Rating |
30 A |
| Maximum Static Load (Front/Back) |
5400 Pa / 2400 Pa |
| Bifaciality |
≈ 80 % |
| Safety Class |
Class II |
| Fire Performance |
UL Type 38 / IEC Class C |
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