JA Solar Panel 625W Bi-Facial N-TYPE Double Glass Module
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JA Solar 625W Bi-Facial N-Type Double Glass Solar Panel
Model: JAM66D45-LB
Brand: JA Solar
Type: N-Type TOPCon Bi-Facial Double-Glass PV Module
Application: Utility-scale, commercial & high-performance residential solar installations
⚡ Key Features
High-efficiency N-Type TOPCon cell technology for superior long-term performance
Bi-facial energy generation — additional rear-side yield from reflected light
Double-glass construction for enhanced durability and environmental resistance
Lower degradation compared to P-Type modules
Excellent low-light and high-temperature performance
Suitable for 1500 V system designs
Designed for long-term reliability in harsh outdoor conditions
📐 Specifications
| Specification | Value |
|---|---|
| Model | JAM66D45-LB |
| Rated Power (STC) | 625 W |
| Cell Type | N-Type TOPCon |
| Module Technology | Bi-Facial, Double Glass |
| Module Efficiency | ≈ 22.5 % |
| Nominal Voltage (Vmp) | ≈ 38.4 V |
| Open Circuit Voltage (Voc) | ≈ 45.8 V |
| Nominal Current (Imp) | ≈ 16.3 A |
| Short Circuit Current (Isc) | ≈ 17.2 A |
| Bifaciality Factor | ≈ 80 % ±5 % |
| Maximum System Voltage | 1500 V DC |
| Power Tolerance | 0 ~ +5 W |
| Temperature Coefficient (Pmax) | -0.30 % / °C |
| Operating Temperature | -40 °C to +85 °C |
| Glass | 2.0 mm + 2.0 mm heat-strengthened glass |
| Frame | Anodized aluminum alloy |
| Junction Box | IP68 |
| Dimensions | ≈ 2382 × 1134 × 30 mm |
| Weight | ≈ 33.8 kg |
🏷️ Quality & Support
The JA Solar JAM66D45-LB is engineered for high-output, long-life solar projects where efficiency, durability, and return on investment are critical. With advanced N-Type technology and robust bi-facial double-glass construction, this module delivers stable performance over decades, making it ideal for large-scale commercial and utility installations as well as premium residential systems.
SPEC SHEET
We Don’t Just Beat Quotes — We Build Better Systems.
Our certified installers design each PV setup for maximum performance and long-term reliability. Every installation is backed by full warranty support and genuine spare parts, ensuring your investment delivers power — and peace of mind — for years to come.