high-performance bifacial solar module designed for large-scale photovoltaic projects. Utilizing advanced N-type TOPCon technology, this module offers a maximum power output of 615W and a module efficiency of 22.4%. Its double-glass construction enhances durability and performance, while the bifacial design allows for increased energy yield by capturing sunlight from both the front and rear sides of the panel.
Key features include:
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High Power Output: Delivers 615W, maximizing energy generation from a single module.
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Bifacial Technology: Designed to capture sunlight from both sides, enhancing energy production by utilizing reflected light.
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N-Type Cell Technology: Employs N-type cells with “Bycium+” technology for increased efficiency and reduced light-induced degradation.
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Double Glass Construction: Provides enhanced durability and protection against environmental factors, ensuring long-term performance.
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High Mechanical Load Capacity: Front static load of 5400 Pa and rear static load of 2400 Pa, suitable for various installation environments.
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High System Voltage Capability: Rated for up to 1500V DC, enabling longer strings and reducing balance-of-system costs.
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Long-Term Reliability: Low annual degradation rate of 0.4%, ensuring sustained performance over time.
This module is ideal for high-density solar parks, ground-mounted energy export systems, and industrial roofing systems, offering a combination of high efficiency, durability, and long-term reliability.
📊 Technical Specifications
| Feature | Specification |
|---|---|
| Model | JA Solar JAM78D40-615/GB |
| Cell Type | Monocrystalline, N-type TOPCon |
| Number of Cells | 156 cells (6×26 configuration) |
| Maximum Power (Pmax) | 615W |
| Module Efficiency | 22.4% |
| Open-Circuit Voltage (Voc) | 55.79V |
| Maximum Power Voltage (Vmp) | 47.24V |
| Short-Circuit Current (Isc) | 13.69A |
| Maximum Power Current (Imp) | 13.02A |
| Power Tolerance | 0 ~ +5W |
| Temperature Coefficient (Pmax) | -0.29%/°C |
| Operating Temperature Range | -40°C to +85°C |
| Module Dimensions (L×W×H) | 2465 × 1134 × 35 mm |
| Weight | 34.6 kg |
| Frame Color | Silver/White |
| Frame Material | Anodized Aluminum |
| Glass Type | 2.0mm tempered glass (front and rear) |
| Junction Box | IP68, with 3 bypass diodes |
| Cable Length | 1500 mm (±10 mm) |
| Connector Type | MC4-EVO2 |
| Maximum System Voltage | 1500V DC |
| Maximum Series Fuse Rating | 30A |
| Front Load Capacity | 5400 Pa |
| Rear Load Capacity | 2400 Pa |
| Bifacial Gain | Up to 80% (rear-side yield relative to front) |
| Warranty | 12 years product warranty; 30 years performance warranty (≥87% rated power) |
| Certifications | IEC 61215, IEC 61730, ISO 9001, ISO 14001, ISO 45001, CE |
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