Longi
620W Longi Hi-MO 7 Edge Solar Panel - Toughened Edge Steel Frame LR8-66HGD
620W Longi Hi-MO 7 Edge Solar Panel - Toughened Edge Steel Frame LR8-66HGD
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The LONGi Hi-MO 7 Edge 620W LR8-66HGD is a high-performance bifacial solar panel engineered for utility-scale, commercial, industrial, and large residential solar installations. Featuring advanced HPDC cell technology, a durable toughened edge steel frame, and a maximum module efficiency of 23.0%, this module delivers exceptional energy yield, long-term reliability, and superior performance in demanding environmental conditions.
Designed to withstand high wind, snow, and dust-heavy environments, the Hi-MO 7 Edge combines robust mechanical strength with cutting-edge photovoltaic innovation. Its bifacial design captures sunlight from both the front and rear sides of the module, increasing total energy generation and improving overall system return on investment.
Key Features
- Rated Power Output: 620W
- Module Efficiency: 23.0%
- Advanced LONGi Hi-MO 7 HPDC Cell Technology
- Bifacial Dual-Glass Design for Increased Energy Yield
- Toughened Edge Steel Frame for Enhanced Durability
- Positive Power Tolerance: 0 to +3%
- Lower Operating Temperature for Improved Performance
- Excellent Performance in High-Temperature Conditions
- Suitable for Utility-Scale, Commercial, Industrial, and Agricultural Projects
- Optimized for Automated Installation Systems
- High Resistance to Dust, Wind, and Snow Loads
Superior Durability
Built with 2.0mm + 2.0mm dual heat-strengthened glass and a high-strength steel frame, the LONGi Hi-MO 7 Edge is designed to deliver reliable performance over decades of operation.
- Front Static Load: Up to 6000Pa
- Rear Static Load: Up to 3000Pa
- IP68-Rated Junction Box
- Class II Protection
- Hail Resistance Tested with 25mm Hailstones at 23m/s
Industry-Leading Warranty
LONGi provides long-term peace of mind with industry-leading product support:
- 12-Year Product Warranty
- 30-Year Linear Power Output Warranty
- Less than 1% First-Year Power Degradation
- Only 0.4% Annual Degradation from Year 2 to Year 30
- Guaranteed 87.4% Power Output Remaining After 30 Years
Technical Specifications
- Model: LR8-66HGD-620M
- Rated Power Output (Pmax): 620W
- Module Efficiency: 23.0%
- Open Circuit Voltage (Voc): 48.78V
- Short Circuit Current (Isc): 16.05A
- Voltage at Maximum Power (Vmp): 40.91V
- Current at Maximum Power (Imp): 15.16A
- Cell Configuration: 132 Half-Cells (6 × 22)
- Module Dimensions: 2382 × 1134 × 30 mm
- Weight: 34.7 kg
- Glass Type: Dual Glass, 2.0 mm + 2.0 mm Heat-Strengthened Glass
- Frame Type: High-Strength Toughened Edge Steel Frame
- Junction Box: IP68 Rated with Three Diodes
- Maximum System Voltage: DC 1500V
- Maximum Series Fuse Rating: 35A
- Operating Temperature Range: -40°C to +85°C
- Bifaciality Factor: 80 ± 5%
- Protection Class: Class II
Mechanical Performance
- Front Side Static Load Capacity: 6000Pa
- Rear Side Static Load Capacity: 3000Pa
- Hail Resistance: Tested with 25mm hailstones at speeds up to 23m/s
Warranty and Reliability
- 12-Year Product Warranty
- 30-Year Linear Power Output Warranty
- Less than 1% degradation in the first year
- Only 0.4% annual degradation from Year 2 to Year 30
- Guaranteed 87.4% power output after 30 years
Applications
The LONGi Hi-MO 7 Edge 620W solar panel is ideal for:
- Utility-scale solar farms
- Commercial rooftop installations
- Industrial solar projects
- Agricultural and rural electrification systems
- Large residential solar systems
- Ground-mounted solar arrays
Why Choose the LONGi Hi-MO 7 Edge 620W?
With its combination of high efficiency, bifacial energy generation, toughened edge steel frame construction, low degradation rates, and 30-year performance warranty, the LONGi Hi-MO 7 Edge LR8-66HGD 620W solar module offers outstanding lifetime value and dependable renewable energy production for professional solar installations worldwide.
Specifications Document
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"We still in the process of having our system installed. Since the beginning of our interaction with Haultron we have had excellent service. Very professional and friendly staff. We highly recommend Haultron to anyone. Keep up the great work!"
Terence and Nela Ellis
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"Great people all round, exceeded expectations and lives up to promises. A refreshing experience..."
Vincent Hickman
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"Excellent service from start to finish. Constant progress updates which immediately puts an online shopper's mind at rest. I will definitely recommend Haultron."
Ellen Eades
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"Excellent Service. I loved the communication prior to the delivery."
Ruan Venter
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