Solar Panel

Your professional solar panel supplier

The originator of longchi technology has rooted in the field of solar energy as early as in 1990s. Longchi factory was founded in 2011, occupies 56667 square meter and is located at the center of the yangtze river delta-huzhou,zhejiang.

Why Choose US

Quality Control

With strong R&D, reliable quality, and strict supply chain management, Longchi products have been testified for peak performance and long life.

Delivery Speed

Huge production capacity to ensure in time delivery. Complete packaging to ensure products quality, and transport to the destination in the first time.

Quality Service

Longchi is excel at tackling complex challenges and delivering high-quality solutions to help our partners achieve a resplendent future.

Types of Solar Panel

Mono Solar Module
Mono solar module uses high efficiency solar cells made from quality silicon material for high module conversion efficiency and long term output stability and reliability.

300 Watt Monocrystalline Solar Panel
Solar panels need direct sunlight to produce maximum power output. Therefore, the mounting angle of the solar panels is crucial to ensure that they receive the sun's rays at the optimum angle.

250w Monocrystalline Solar Panel
Monocrystalline cells are made from a single crystal of silicon and are known for their high efficiency and excellent performance in low light conditions.

320 Watt Monocrystalline Solar Panel
The 360° adjustable mounting bracket and 4-meter power cable make installation of the 320 watt monocrystalline solar panel easy anywhere and ensure maximum sunlight exposure.

50w Monocrystalline Solar Panel
A high-efficiency, 50w monocrystalline solar panel built-in with a smart chip that intelligently identifies your device is a cutting-edge technology that allows you to charge your devices while on-the-go.

50 Watt Monocrystalline Solar Panel
It is easy to install the 50 watt monocrystalline solar panel on rooftops or mounting structures. The panels are also designed to withstand harsh weather conditions and maintain high performance over many years.

Advantages of Solar Panel

01/

Solar panels are becoming more affordable
As their popularity has increased, more and more companies are manufacturing and installing solar panels, which has brought the price down and made them more accessible to people.

02/

Switching to solar can help you save money
The energy from the sun is free. Having solar panels will reduce the amount of energy that you need to buy from the grid, thereby saving you money.

03/

Solar power keeps your lights on during grid outages
With solar panels, and particularly if you have a home battery storage setup, you can enjoy power even when the grid fails.

04/

Solar systems perform well in various climates
While blazing sunlight creates the optimum amount of power, even on a drizzly, cloudy, damp English day, your solar panels can generate energy.

How Big Is a Solar Panel

	Residential Panels	Commercial Panels
Number of Solar Cells	60-70	72–96
Average Length	66 in/5.5 ft	78 in/6.5 ft
Average Width	39 in/3.25 ft	39 in/3.25 ft
Average Depth	1.5–2 inches	1.5–2 inches

Factors that Affect Solar Panel Output

Regardless of a solar panels size, there are factors that can significantly influence your solar panel’s energy capabilities, such as

Solar Panel Structure

The solar panel dimension, composition, and photovoltaic (PV) technology.

Average Solar Panel Size

Available roof space, solar panels size, and the load your roof can support.

Solar Irradiance

Earth has many places with different sunlight hours and sums of solar energy.

Local Climate

Mild climates consume less energy than cold or hot climates as energy consumption fluctuates with heating and cooling needs.

Energy Demands

Determining how much power (measured as Kilowatt-hours or kWh) you use per month and on an annual basis will help you roadmap your solar power needs.

What Are the Applications of Solar Panels

Rooftop solar photovoltaic
The electricity generated by these solar power systems can offset the owner's usage and send any excess production to the grid. Solar panels can be connected to your solar power system, enabling you to use solar power after the sun goes down, to power an electric vehicle overnight, or to provide backup power in an emergency.

Portable Solar Power Bank
Portable solar photovoltaic chargers can keep our electronic devices charged on the go. Like the solar power bank, the surface is made of solar panels, and the bottom is connected to the battery. In the daytime, the solar panel is used to charge the battery, and the solar panel can also be used to charge the mobile phone directly.

Communication/Communication Field
Rural carrier telephone photovoltaic system, small communication machine, GPS power supply for soldiers, solar unattended microwave relay station, optical cable maintenance station, broadcasting/communication/paging power supply system, etc.

Transportation
Such as high-altitude obstacle lights, beacon lights, traffic warning/sign lights, traffic/railway signal lights, street lights, highway/railway wireless phone booths, unattended road shift power supply, etc.

Petroleum, marine and meteorological fields
Oil pipeline and reservoir gate cathodic protection solar power system, marine detection equipment, life and emergency power supply of oil drilling platform, meteorological/hydrological observation equipment, etc.

Certificate

FAQ

Q: What is the typical size of a solar panel?

A: There are three solar panel sizes, including 60-cell, 72-cell, and 96-cell solar panels.

Q: How much do solar panels weigh?

A: The weight of the panel, depending on the solar cell structure, materials, and required mounting accessories, can be between 40 and 60 pounds. They add about 2.8 pounds per square foot on a pitched roof and about 5 pounds per square foot on a flat roof.

Q: How big are individual solar cells?

A: The average size of a solar panel cell measures 6” by 6” square.

Q: What exactly do solar panels do?

A: Solar technologies convert sunlight into electrical energy either through photovoltaic (PV) panels or through mirrors that concentrate solar radiation. This energy can be used to generate electricity or be stored in batteries or thermal storage.

Q: How long do solar panels last?

A: Solar panels generally last for 25 to 30 years. Solar panels slowly degrade, resulting in less and less electricity production over time.

Q: How to choose the solar panel?

A: To get a true measure of a solar panel's quality, you'll want to look at its guarantee, the manufacturer's reputation, customer reviews, and the panel's technical specifications for efficiency, temperature coefficient, and power tolerance.

Q: How do I choose solar panel capacity for my home?

A: A 3kW solar power system is generally suitable for an average-sized home with moderate energy consumption. However, larger families or those using air conditioning or high energy-consuming appliances may require a solar system with a capacity of 5 to 7kW.

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