LONGi LR7-54HGBB 450W N-Type Bifacial Double-Glass Solar Panel

Premium High-Efficiency Solar Panel for Residential & Commercial Solar Systems

The LONGi LR7-54HGBB 450W N-Type Bifacial Double-Glass Solar Panel is engineered to deliver exceptional energy production, long-term reliability, and industry-leading efficiency for residential and commercial solar installations. Built with advanced HPDC N-type cell technology and durable dual-glass construction, this premium solar module offers superior performance, lower degradation, and enhanced energy yield throughout its lifespan.

With a powerful 450W output and module efficiency of up to 22.0%, the LR7-54HGBB maximizes energy generation while reducing the number of panels required for a project. Its bifacial design captures sunlight from both sides of the module, providing additional power generation and improving overall system performance.

High-Efficiency 450W Power Output

Designed for modern solar energy systems, the LONGi LR7-54HGBB delivers strong and reliable energy production.

Performance Highlights

• 450W rated power output

• Up to 22.0% module efficiency

• Optimized for residential and commercial projects

• Increased energy production per square foot

• Reduced balance-of-system costs

• Excellent long-term performance

Higher-efficiency modules help maximize available installation space while increasing overall solar energy generation.

Advanced N-Type HPDC Cell Technology

The LR7-54HGBB utilizes advanced HPDC (Hybrid Passivated Dual-Junction Cell) N-type technology for superior efficiency and reliability.

Benefits of N-Type Technology

• Higher energy conversion efficiency

• Improved low-light performance

• Lower degradation rates

• Enhanced energy yield

• Greater long-term reliability

• Better performance retention over time

Compared to traditional P-type solar modules, N-type technology delivers more consistent energy production throughout the life of the system.

Bifacial Energy Generation

The bifacial design allows the module to generate electricity from both the front and rear sides.

Bifacial Advantages

• Additional rear-side energy production

• Improved annual energy yield

• Enhanced system performance

• Better return on investment

• Increased project profitability

• Optimized performance on reflective surfaces

With a bifaciality factor of 80% ±10%, the module can generate additional energy depending on installation conditions and ground reflectivity.

Outstanding Temperature Performance

Designed to maintain strong output even in hot climates and demanding environmental conditions.

Temperature Characteristics

• Low temperature coefficient: Pmax -0.28%/°C

• Reduced power losses during high temperatures

• Improved summer energy production

• Greater system efficiency

• Enhanced annual energy harvest

This low temperature coefficient helps maximize power generation during peak operating conditions.

Durable Dual-Glass Construction

The dual-glass design provides superior durability and environmental protection compared to conventional backsheet modules.

Dual-Glass Benefits

• Enhanced moisture resistance

• Increased corrosion protection

• Improved structural integrity

• Better fire resistance

• Reduced risk of microcracks

• Longer operational lifespan

The robust construction helps ensure dependable performance for decades of operation.

Built for Harsh Weather Conditions

The LONGi LR7-54HGBB is engineered to withstand challenging environmental conditions.

Mechanical Load Ratings

These ratings make the panel suitable for regions exposed to heavy snow, strong winds, and variable weather conditions.

1500V System Compatibility

Designed for compatibility with modern high-voltage solar system architectures.

System Benefits

• Supports 1500V DC systems

• Improved string design flexibility

• Reduced wiring requirements

• Lower balance-of-system costs

• Increased installation efficiency

• Enhanced project economics

This compatibility helps reduce overall system costs while improving energy production efficiency.

Certified for Global Quality & Safety Standards

The LR7-54HGBB meets internationally recognized performance and safety standards.

Certifications

• IEC certified

• UL certified

• Quality-tested manufacturing

• Global deployment approved

• Reliable performance verification

These certifications provide confidence for homeowners, installers, developers, and commercial project owners.

Industry-Leading Warranty Protection

LONGi backs this premium solar module with extensive warranty coverage.

Warranty Coverage

The extended warranty package helps protect your solar investment while ensuring long-term energy production reliability.

Ideal Applications

The LONGi 450W N-Type Bifacial Solar Panel is suitable for a wide range of solar energy projects.

Recommended Uses

• Residential rooftop solar systems

• Commercial rooftop installations

• Ground-mounted solar arrays

• Agricultural solar projects

• Net-metering applications

• Solar-plus-storage systems

• Off-grid solar installations

• Community solar projects

Its combination of efficiency, durability, and long-term reliability makes it an excellent solution for both residential and commercial energy needs.

Technical Specifications

Why Choose the LONGi LR7-54HGBB 450W Solar Panel?

The LONGi LR7-54HGBB 450W N-Type Bifacial Double-Glass Solar Panel combines advanced HPDC N-type technology, exceptional efficiency, and robust dual-glass durability to deliver superior solar energy performance. With up to 22.0% efficiency, enhanced bifacial energy generation, low degradation rates, and industry-leading warranty coverage, this module provides excellent long-term value for residential and commercial solar projects.

Whether you're installing a rooftop solar system, commercial array, or energy storage solution, the LONGi LR7-54HGBB offers reliable, high-efficiency power generation designed to perform for decades.

• Shipping: Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days depending on your location.
• Returns: You may return or exchange products within 30 days of receiving your order. Items must be in original condition with proof of purchase.
• If your item is defective or damaged due to manufacturing issues, we’ll gladly replace it at no additional cost.