Source smarter with
Leverage AI to find the perfect product match in seconds
Matches from over 100 million products with precision
Handles queries 3 times as complex in half the time
Verifies and cross-validates product information
Get the app
Get the Alibaba.com app
Find products, communicate with suppliers, and manage and pay for your orders with the Alibaba.com app anytime, anywhere.
Learn more

Jl solar

(1873 products available)

About jl solar

Types of JL Solar

With the growing need for renewable energy sources, JL solar has gained traction. Here are the different types of JL solar mentioned below.

  • JL 1kW solar system:

    A 1 kW solar system generates about 40-60kWh per month, depending on weather conditions and location. This solar system is suitable for residential applications with low electricity needs, like powering a few appliances or lights.

  • JL 1.5 kW solar system:

    A 1.5 kW solar system generates about 60-90kWh per month. This solar system is used for small households that require more energy to power additional appliances, lighting, and small electronic devices.

  • JL 2 kW solar system:

    A 2 kW solar system generates about 80-120kWh per month. This solar system caters to medium-sized residential buildings. It powers household needs, including lighting, heating, and cooling systems.

  • JL 3 kW solar system:

    A 3 kW solar system generates about 120-180kWh per month. This solar system suits larger residential buildings or commercial applications. It powers various electrical needs, including office equipment, HVAC systems, and more.

  • JL 4 kW solar system:

    A 4 kW solar system generates about 160-240kWh per month. This solar system is designed for large-scale solar power installations. It provides clean energy for extensive industrial operations or agricultural irrigation systems.

Specification & Maintenance of JL Solar

Specifications

There are many different solar panels with various specifications to meet different needs. Generally, solar panels specifications include the following:

  • Junction Box:

    A waterproof enclosure on the back of solar panels called the junction box serves as the connection point for the solar panel wires. It houses electrical components, one of which is a bypass diode that enables electricity to flow even if a few solar cells are damaged or shaded. The junction box's design ensures its watertight integrity, safeguarding against moisture infiltration and the consequent risk of short circuits. Its construction utilizes materials that are impervious to water, and its secure attachment to the rear of the solar panel prevents the ingress of water or debris, ensuring the panel's optimal and safe operation.

  • Solar Panel Frame:

    The solar panel frame, constructed from durable materials such as aluminum, serves multiple critical functions. It acts as a protective barrier for the solar panels, shielding them from external elements and physical damage. Additionally, the frame facilitates the safe and efficient installation of solar panels on rooftops or other surfaces. Beyond these practical roles, the frame also contributes to the overall structural integrity and stability of the solar panel, ensuring its reliable performance over an extended period. Its multifunctional design highlights the solar panel frame's importance in safeguarding and supporting solar technology.

  • Solar Cell:

    Each solar panel contains multiple solar cells, generally ranging from 60 to 72. These solar cells work as energy converters, transforming sunlight into electricity. Different types of solar cells have different efficiency rates. For instance, monocrystalline solar cells are the most efficient among the three types, with an efficiency rate of over 20%. On the other hand, polycrystalline solar cells feature an efficiency rate of about 15% to 20%. The least efficient type is the thin-film solar cell, which has an efficiency rate of lower than 15%.

  • Anti-Reflective Coating:

    Solar panels are coated with anti-reflective materials to enhance their efficiency by minimizing light reflection. Without this coating, approximately 8% of sunlight would be reflected off the solar panels' surface, resulting in a significant loss of solar energy absorption. However, this coating reduces the reflection to only 0.5%. The application of anti-reflective coatings on solar panels involves the use of specialized materials that not only diminish reflection but also provide added protection against environmental elements. These coatings contribute to the panels' longevity and durability, ensuring optimal performance over time.

Maintenance

Generally, jl solar maintenance is pretty easy. Here are some tips:

  • Clean Regularly: Dust, debris, and bird droppings can accumulate on solar panels, reducing their efficiency. Relying on a simple hose rinse or soft brush wash will remove these obstructions.
  • Avoid Harsh Chemicals: When cleaning solar panels, refrain from using harsh chemicals or abrasive materials. These can potentially harm the panel's surface or anti-reflective coating.
  • Check the Inverter: Solar panels generate electricity even on cloudy days or low light. If the inverter indicates no power production, it may require troubleshooting or maintenance by a professional.
  • Leave It to the Professionals: For solar panel maintenance issues beyond DIY solutions, seeking professional assistance is advisable. Certified solar technicians possess the expertise and specialized tools to diagnose and resolve complex problems safely and effectively.

How to Choose Jl Solar

  • Solar Solar Panel:

    Listed solar panel power needs and consider available space for installation. Solar panels with high power ratings are ideal for energy-intensive applications. If space is limited, compact panels that utilize high-efficiency cells are preferable.

  • Solar Inverter:

    Consider system size and whether the inverter can handle future expansions. Choose inverters with advanced functions, such as monitoring and optimization, to maximize energy harvest.

  • Solar Battery:

    Assess energy needs and autonomy requirements. If long autonomy is needed, high-capacity batteries with a high depth of discharge are suitable. Batteries with fast charging cycles and long life are economical.

  • Solar Charge Controller:

    Choose a controller based on battery type and system size. Controllers with advanced functions improve battery life by optimizing charging.

  • Solar Mounting System:

    Take into account the location, wind loads and the available space for installation. A mounting system that is adaptable to various terrains and resistant to extreme weather is appropriate.

  • Solar Accessories:

    Choose cables, connectors and fuses that are compatible with the system and meet quality standards. Accessories with high durability ensure the reliability of solar energy systems.

How to DIY and Replace JL Solar

Replacing solar lights can be a DIY-friendly project. Here are the general steps to replace regular solar lights, but always refer to specific product manuals for detailed instructions:

  • Gather Necessary Tools: Have a screwdriver, any necessary mounting hardware, and possibly a battery replacement kit (if batteries are not included) on hand.
  • Turn Off the Solar Light: Switch off the solar light to prevent any electrical mishaps or light activation while working on it.
  • Access the Battery Compartment: Depending on the design, slide open or unscrew the battery compartment cover, exposing the old batteries.
  • Remove Old Batteries: Carefully take out the old batteries, ensuring to observe their orientation (positive and negative ends) as they were installed.
  • Install New Batteries: Insert new batteries into the compartment, following the correct orientation. Typically, solar lights use NiMH or NiCd batteries.
  • Close the Battery Compartment: Securely close the battery compartment cover and ensure any screws or locks are tightened.
  • Test the Solar Light: Turn on the solar light to ensure it functions correctly. If it doesn't, double-check the battery connections and the solar panel's cleanliness.

For specific installation guidelines, consult the solar light instructions. Check online for installation videos if the instructions are unclear. Adjust the mounting hardware if installing solar lights. Ensure the solar panel faces south for optimal sun exposure.

Q and A

Q1: Are solar panels safe?

A1: Yes, solar panels are safe. They are thoroughly tested for safety and are not harmful to human health or the environment.

Q2: Can solar panels get hacked?

A2: Hacking a solar panel system is highly unlikely. Solar systems have multiple layers of security, and hacking would require access to the home's Wi-Fi network.

Q3: How long do solar panels last?

A3: Solar panels are designed to last for 25 years or more. After 25 years, they may still be functional but could have a reduced efficiency.