Longi Mono 550W Solar Panel -LR5-72HPH-550M

Longi’s LR5-72HPH-550M high-efficiency PV modules are the perfect choice for any environment. With their ultra-high value, these modules provide customers with a higher power, lower degradation, and increased reliability. From alpine grasslands to desert wastelands, ponds, and vegetable beds to household dwellings, Longi’s PV modules are used all over the world and continue to benefit customers and the local economy.

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Longi Mono Perc 550W Mono-Crystalline Solar Module -LR5-72HPH-550M,1500V(IEC/UL),144 cells
Voc 49.50V, Isc 13.85Amp, Imp 12.95Amp, Vmp 41.65V, Efficiency 21.1%
Operating temperature -40degree to +85degree,
Complete System and Product Certifications IEC 61215, IEC61730, UL1703

Longi Mono 550W Solar Panel -LR5-72HPH-550M

Solar energy has become an increasingly popular choice for sustainable power generation, and technological advancements have led to the development of more efficient and reliable solar panels. One such impressive innovation is the Longi Mono 550W Solar Panel, specifically the LR5-72HPH-550M model. In this article, we will explore the key features, benefits, applications, technical specifications, installation process, environmental impact, cost analysis, and customer reviews of the Longi Mono 550W Solar Panel.

Key Features of the LR5-72HPH-550M Model

The LR5-72HPH-550M model from Longi is a high-performance solar panel designed to maximize energy output. It incorporates several advanced features that set it apart from other solar panels on the market. One of the standout features is its power output of 550 watts, making it a powerful and efficient option for both residential and commercial installations. The LR5-72HPH-550M also boasts a high module efficiency, ensuring optimal electricity production even in limited space.

Benefits of Longi Mono 550W Solar Panel

Increased Efficiency

With the Longi Mono 550W Solar Panel, you can harness more energy from the sun and maximize your solar system’s output. The high module efficiency of the LR5-72HPH-550M ensures that a greater percentage of sunlight is converted into usable electricity. This means you can generate more power even in limited space, allowing for higher energy yields and potentially reducing your reliance on the grid.

Improved Durability

Longi is renowned for its commitment to quality and durability. The LR5-72HPH-550M model is built to withstand harsh weather conditions, including heavy snow, wind, and hail. Its robust construction ensures longevity and peace of mind for solar system owners.

Enhanced Performance in Low-Light Conditions

Not all solar panels perform well in low-light conditions, such as cloudy or overcast days. However, the Longi Mono 550W Solar Panel excels in such environments. Its advanced technology enables it to capture and convert even the smallest amount of sunlight into usable electricity. This ensures that your solar system can continue to generate power even when sunlight is less abundant.

Reduced Installation Costs

The Longi Mono 550W Solar Panel’s high power output and efficiency mean that you can achieve the same energy generation with fewer panels. This can lead to cost savings during the installation process, as you would require fewer mounting structures and associated equipment. Additionally, the reduced number of panels can simplify wiring and decrease the labor required for installation, resulting in further cost reductions.

Applications of Longi Mono 550W Solar Panel

The versatility of the Longi Mono 550W Solar Panel makes it suitable for various applications, including:

Residential Use

For homeowners looking to harness solar energy, the LR5-72HPH-550M model offers an excellent choice. Its high power output and efficiency make it an ideal option for residential rooftops, enabling homeowners to generate clean electricity while reducing their utility bills.

Commercial Use

Businesses can benefit greatly from the installation of the Longi Mono 550W Solar Panel. Whether it’s a small office building or a large industrial facility, the LR5-72HPH-550M can help offset energy costs, enhance sustainability efforts, and potentially qualify for various incentives and tax credits.

Utility-Scale Projects

The Longi Mono 550W Solar Panel is also suitable for utility-scale solar projects. Its high power output and efficiency make it an attractive option for developers and investors looking to generate renewable energy on a larger scale. The LR5-72HPH-550M can contribute significantly to meeting renewable energy targets and reducing greenhouse gas emissions.

Technical Specifications

To better understand the capabilities of the Longi Mono 550W Solar Panel, let’s explore its technical specifications:

Power Output and Efficiency

The LR5-72HPH-550M model has a power output of 550 watts, making it one of the most powerful solar panels available. Its high module efficiency ensures optimal energy conversion, resulting in higher electricity production compared to conventional solar panels.

Physical Dimensions and Weight

The physical dimensions of the LR5-72HPH-550M solar panel are X inches by Y inches, with a thickness of Z inches. It weighs approximately A pounds, making it relatively lightweight and easy to handle during installation.

Temperature Coefficient and Performance

The Longi Mono 550W Solar Panel has a low-temperature coefficient, which means its performance remains stable even in high-temperature conditions. This ensures that the panel can maintain its efficiency and power output even in hot climates.

Certifications and Warranty

Longi is committed to quality and reliability, and the LR5-72HPH-550M model is backed by industry-leading certifications. It is certified for safety and performance by reputable organizations, ensuring compliance with international standards. Additionally, the solar panel comes with a warranty that guarantees its performance and durability for a specified period.

Comparison with Other Solar Panels

When considering solar panels, it’s essential to compare different options to make an informed decision. The Longi Mono 550W Solar Panel stands out due to its exceptional power output and efficiency. Compared to other solar panels, the LR5-72HPH-550M offers higher energy yields, making it a favorable choice for those seeking maximum electricity generation from their solar system.

Installation and Maintenance

Installing the Longi Mono 550W Solar Panel is a straightforward process, but it is recommended to hire a professional installer for optimal performance and safety. The installer will assess your property, determine the best mounting options, and ensure proper electrical connections. Following the installation, regular cleaning and maintenance are essential to keep the solar panel operating efficiently.

Mounting Options

The LR5-72HPH-550M can be mounted on various surfaces, including rooftops and ground mounts. Depending on your specific requirements and available space, the installer will recommend the most suitable mounting option. Proper orientation and tilt angle are crucial to maximize sunlight exposure and energy production.

Cleaning and Maintenance Tips

To maintain the performance of the Longi Mono 550W Solar Panel, regular cleaning is necessary. Remove any debris or dirt that may accumulate on the panel’s surface, as it can hinder sunlight absorption. Additionally, scheduling routine inspections and maintenance checks can help identify and address any potential issues early on, ensuring optimal performance and longevity.

Environmental Impact

Solar energy plays a vital role in mitigating climate change and reducing reliance on fossil fuels. The Longi Mono 550W Solar Panel contributes to these environmental goals in several ways.

Renewable Energy Generation

By harnessing the power of the sun, the LR5-72HPH-550M model generates clean and renewable energy. This reduces dependence on fossil fuels, which contribute to greenhouse gas emissions and air pollution. Investing in solar energy helps combat climate change and promotes a sustainable future.

Reduction in Carbon Footprint

Using the Longi Mono 550W Solar Panel significantly reduces your carbon footprint. By generating electricity from a renewable source, you avoid the emissions associated with traditional energy production. This positive environmental impact contributes to a greener and healthier planet for future generations.

Longevity and Recyclability

Longi focuses on the longevity and recyclability of its solar panels. The LR5-72HPH-550M is designed to last for many years, ensuring long-term renewable energy generation. Furthermore, at the end of its lifespan, the panel can be recycled, minimizing waste and maximizing resource efficiency.

Cost Analysis and Return on Investment

When considering solar panel installations, it’s essential to assess the costs and potential return on investment.

Upfront Costs

The Longi Mono 550W Solar Panel may have higher upfront costs compared to some other solar panels. However, its high power output and efficiency result in a higher energy yield, potentially offsetting the initial investment over time.

Energy Savings

By generating your own electricity, you can significantly reduce your utility bills. The Longi Mono 550W Solar Panel allows you to tap into a free and abundant energy source, providing long-term energy savings. The amount of savings depends on factors such as energy consumption, local electricity rates, and solar system size.

Payback Period

The payback period for the Longi Mono 550W Solar Panel can vary based on factors such as location, energy consumption, and available incentives. Generally, with its high efficiency and energy yield, the LR5-72HPH-550M model offers a relatively short payback period, allowing you to recoup your investment and start enjoying the financial benefits of solar energy.

Customer Reviews and Testimonials

Customers who have chosen the Longi Mono 550W Solar Panel have been impressed with its performance and quality. Many praise its high power output, efficiency, and durability. Homeowners and business owners alike have shared positive experiences of reduced energy bills and a sense of contributing to a greener future. The Longi Mono 550W Solar Panel has garnered a reputation for reliability and customer satisfaction.

Frequently Asked Questions (FAQs)

  1. How long does the Longi Mono 550W Solar Panel last?The Longi Mono 550W Solar Panel has a long lifespan, typically lasting 25 years or more. Longi’s commitment to quality ensures that the panel can withstand various weather conditions and maintain its performance over an extended period.
  2. Is the LR5-72HPH-550M model suitable for off-grid installations?Yes, the LR5-72HPH-550M model can be used for off-grid installations. Its high power output and efficiency make it an excellent choice for generating electricity in remote areas or locations without access to the grid.
  3. Can I install the solar panel myself, or do I need professional help?While it’s possible to install the solar panel yourself, it is recommended to hire a professional installer. They have the expertise and knowledge to ensure proper installation, maximizing performance and safety.
  4. What kind of warranty is provided with the Longi Mono 550W Solar Panel?The Longi Mono 550W Solar Panel comes with a warranty that guarantees its performance and durability for a specified period. The specific details of the warranty may vary, so it’s important to review the manufacturer’s warranty documentation.
  5. How does the Longi Mono 550W Solar Panel perform in extreme weather conditions?The Longi Mono 550W Solar Panel is designed to withstand extreme weather conditions, including high winds, heavy snow, and hail. Its robust construction and high-quality materials ensure that it can continue to generate electricity even in challenging environments.


The Longi Mono 550W Solar Panel, specifically the LR5-72HPH-550M model, offers a powerful and efficient solution for harnessing solar energy. With its high power output, efficiency, and durability, it is suitable for residential, commercial, and utility-scale applications. The Longi Mono 550W Solar Panel provides numerous benefits, including increased efficiency, improved durability, enhanced performance in low-light conditions, and reduced installation costs. Its environmental impact is significant, contributing to renewable energy generation and reducing carbon footprints. While the upfront costs may be higher, the Longi Mono 550W Solar Panel offers long-term energy savings and a relatively short payback period. Customer reviews and testimonials highlight its performance and customer satisfaction. So, embrace the power of solar energy with the Longi Mono 550W Solar Panel and take a step towards a greener and more sustainable future.

Additional information

Weight 27.2 kg
Dimensions 227.8 × 3 × 113.4 cm

12 years