LONGi LR8-66HVD-650M 650W Bifacial Solar Panel – 66 Cell, Silver Frame
LONGi Solar is a global leader in high-efficiency solar technology and one of the world's leading manufacturers of monocrystalline solar modules. Established in 2000, LONGi focuses on delivering high-performance, reliable and cost-effective solar solutions for residential, commercial and utility-scale installations worldwide.
The LONGi LR8-66HVD-650M 650W Bifacial Solar Panel is a high-performance, large-format module engineered to maximise energy generation and long-term return on investment. Combining advanced BC (Back Contact) cell technology with bifacial energy generation, the panel can produce electricity from sunlight reaching both the front and rear surfaces.
Delivering an impressive 650W output and module efficiency of up to 24.62%, the LR8-66HVD-650M provides exceptional power density, making it particularly well suited to commercial, industrial and large-scale solar PV installations where maximising generation from the available space is essential.
Its durable dual-glass construction, silver anodised aluminium frame and high mechanical load capability provide excellent long-term protection against demanding environmental conditions.
Key Features
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650W High Power Output – Delivers excellent power density to maximise solar generation and system performance.
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Up to 24.62% Module Efficiency – Advanced BC cell technology generates more electricity from the available installation area.
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Bifacial Energy Generation – Generates power from both the front and rear of the module, providing additional yield from reflected and diffused sunlight.
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Advanced BC Cell Technology – High-efficiency back-contact cell architecture improves power conversion and module performance.
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Excellent Low-Light Performance – Designed to maintain strong energy production during lower irradiance conditions.
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Enhanced Anti-Shading Performance – Improved resistance to power losses caused by partial shading helps maintain system generation.
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Low Degradation – Designed for excellent long-term energy production, with only 0.35% annual degradation after the first year.
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88.85% Guaranteed Output at Year 30 – Provides confidence in long-term system performance and return on investment.
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Dual-Glass Construction – Robust 2.0mm + 2.0mm semi-tempered glass provides enhanced durability and environmental protection.
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Lower Operating Temperature – Improved thermal characteristics help maintain efficiency during higher ambient temperatures.
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High Mechanical Strength – Rated to withstand loads of up to 5400Pa on the front and 2400Pa on the rear.
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Silver Anodised Aluminium Frame – Strong, corrosion-resistant construction suitable for demanding commercial installations.
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30-Year Linear Power Warranty – Long-term performance protection for added peace of mind.
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25-Year Product Warranty – Comprehensive manufacturer-backed product protection.
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Internationally Certified – Manufactured to recognised IEC and ISO quality, safety and environmental standards.
Technical Specifications
Model: LR8-66HVD-650M
Manufacturer: LONGi Solar
Rated Power: 650W
Cell Technology: BC (Back Contact)
Bifacial: Yes
Module Efficiency: Up to 24.62%
Dimensions: 2382 × 1134 × 30mm
Weight: 32.5kg
Frame: Silver anodised aluminium
Construction: Dual glass, 2.0mm + 2.0mm semi-tempered glass
Maximum Front Load: 5400Pa
Maximum Rear Load: 2400Pa
Operating Temperature: -40°C to +85°C
Product Warranty: 25 Years
Linear Power Warranty: 30 Years
Year 30 Guaranteed Output: 88.85%
The LONGi 650W bifacial solar panel is an excellent choice for commercial rooftops, ground-mounted arrays and large-scale solar projects requiring high power density, excellent efficiency and dependable long-term performance.
