Longi 640 Watt

The LONGi Hi-MO X10 LR7-72HVD/LR8-66HVD 640-665M is a high-performance, bifacial, double-glass N-type solar module, offering 640W-665W power output and up to 24.6% efficiency. Utilizing advanced HPBC 2.0 (Hybrid Passivated Back Contact) technology, these panels are designed for utility-scale and commercial projects, featuring excellent shade tolerance, low degradation, and high bifaciality. 

Key Features & Specifications:

• Model: Hi-MO X10 LR7-72HVD / LR8-66HVD Scientist/Guardian
• Technology: N-type BC (Back Contact) cells with 0BB (Zero Busbar) structure
• Power Output: 640W – 665W
• Efficiency: Up to 24.6%
• Structure: Bifacial dual-glass (2.0mm + 2.0mm) with anodized aluminum frame
• Dimensions: Approx. 2382 x 1134 x 30 mm
• Weight: 33.5 kg
• Warranty: 15-year product warranty; 30-year power warranty (88.85% output) 

Performance Advantages:

• HPBC 2.0 Technology: Delivers 30W+ higher power than mainstream modules and superior aesthetics with no front gridlines.
• Anti-Dust (Guardian Series): Optimized frame design reduces dust accumulation, enhancing performance in high-soiling environments.
• Reliability: High resistance to PID (Potential Induced Degradation) and micro-cracks due to back contact, 0BB, and double-glass design.
• Bifacial Gain: Captures sunlight on both sides, making it ideal for high-albedo surfaces