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
- High Efficiency: 460 W output with 22.3 % conversion efficiency.
- Advanced n-type Cells: Bycium+ technology with lower LID and higher reliability.
- Double Glass Bifacial Module: Generates extra power from rear-side reflection.
- Excellent Low-Irradiance Response: Optimized for diffuse and low-light conditions.
- Superior Thermal Performance: Better temperature coefficient for hot climates.
- High Strength: Certified for 5400 Pa front and 2400 Pa rear mechanical loads.
- Long-Term Warranty: 12 years product + 30 years linear power output warranty.
- 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 |
Important:
All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. Sustainable Online will not be held liable for any product malfunctions as a result of incorrectly installed systems.

