Your Professional 10w-400w Solar Panel Supplier
Panailo Smart Technology company limited established in 2020, is a professional company specializing in the research, development, sales and service of solar street lights, also including LED lamps, batteries, lighting poles, and solar power systems and so on.
-
180w Monocrystalline Silicon Solar Panels·High module efficiency and stable power output ·Based on leading process technology ·Outstanding electrical performance under high temperature conditions or low irradiance conditions ·Easy ofread more
-
150w Monocrystalline Silicon Solar Panels·High module efficiency and stable power output ·Based on leading process technology ·Outstanding electrical performance under high temperature conditions or low irradiance conditions ·Easy ofread more
-
24w Household Small Solar Panels·High module efficiency and stable power output ·Based on leading process technology ·Outstanding electrical performance under high temperature conditions or low irradiance conditions ·Easy ofread more
-
20w Household Small Solar Panels·High module efficiency and stable power output ·Based on leading process technology ·Outstanding electrical performance under high temperature conditions or low irradiance conditions ·Easy ofread more
Why Choose us
Comprehensive Product Qualifications
Our company has established a robust qualification framework. In terms of management systems, we are certified under ISO 9001 for quality management, ISO 14001 for environmental management, and ISO 45001 for occupational health and safety management.
Professional Expertise
Our company is supported by a dedicated research and development team specializing in the innovative application of photovoltaic energy storage and intelligent lighting technologies. This expertise ensures that our products maintain an industry-leading position in terms of light conversion efficiency, battery longevity, and automated control systems.
Global Strength and Reach
Thousands of homes and businesses worldwide are using Panailo's full range of products and cost-effective solutions to power their homes, facilities, streets, and squares.
Parameter
|
Electrical Characteristics |
PST-M180W |
|
Maximum power (Pmax) |
180W |
|
Voltage at Pmax (Vmp) |
38.5V |
|
Current at Pmax (Imp) |
4.68A |
|
Open-circuit voltage (Voc) |
46.2V |
|
Short-circuit current (Isc) |
4.97A |
|
Temperature coefficient of Voc |
-(0.40±0.05)%/℃ |
|
Temperature coefficient of Isc |
(0.065±0.01)%/℃ |
|
Temperature coefficient of power |
-(0.5±0.05)%/°C |
|
NOCT (Air 20°C; Sun 0.8kW/m wind 1m/s) |
47±2°C |
|
Operating temperature |
-40°C to 85°C |
|
Maximum system voltage |
1000V DC |
|
Power tolerance |
±3% |
|
Cells |
Monocrystalline silicon solar cell |
|
No. of cells and connections |
68(4X17) |
|
Module Dimension |
1245mm[49.01in.]x770mm[30.31in.]x30mm[1.18in.] |
|
Weight |
10.0kg[22.00lbs] |
Benefits of 10w-400w Solar Panel
Compact dimensions and versatility
A typical 10w-400w solar panel size measures between 1,720–1,762 mm in length and 1,134 mm in width, with a surface area of about 2 square meters. These average solar panel sizes make them suitable for various applications, from rooftop installations to portable solar kits for sheds or rvs.
High efficiency
Modern 10w-400w solar panels achieve efficiencies up to 22%, converting more sunlight into electricity compared to smaller modules. This allows for optimal energy output, even in limited spaces.
Cost-effectiveness
The solar panel cost per watt for a 400w module is typically lower than that of smaller panels, offering better value for money. Combining multiple panels increases energy generation at a reduced per-watt cost.
Portability
Compact and lightweight solar panel portable designs make 10w-400w solar panels ideal for camping, rvs, and off-grid scenarios.

Photovoltaic Cell Technology
The Core Of Each Solar Cell Is A Silicon-Based Semiconductor. When Sunlight Hits The Panel, The Silicon Absorbs Light Energy, Releasing Electrons That Generate Direct Current (DC) Electricity.
Module Structure
Multiple Cells Are Connected Within A Stable Frame, Covered With Protective Glass, To Form A Solar Panel. An Inverter Then Converts DC Into Alternating Current (AC), Ready For Use In Homes Or For Feeding Into The Grid.
Energy Output
Under Optimal Conditions, A 400-Watt Solar Panel Can Generate Several Kilowatt-Hours Of Electricity Per Day, Depending On Sunlight Exposure And Location.
Precautions After Installing 10w-400w Solar Panel
Regular Maintenance
Schedule regular maintenance checks to ensure that the 10w-400w solar panels are clean and free from dirt, dust, leaves, or other debris. Clean panels generate more electricity.
Safety Measures
Follow safety guidelines when working around 10w-400w solar panels. If maintenance or repairs are needed, it’s advisable to hire trained professionals who are familiar with solar systems.
Monitoring System Performance
Install a monitoring system to keep track of the performance of your 10w-400w solar panels. This can help detect any issues or inefficiencies early on.
Trimming Surrounding Vegetation
Trim any trees or branches that may cast shadows on the 10w-400w solar panels, as shading can significantly reduce energy production.
Weather Considerations
Be aware of extreme weather conditions. 10w-400w solar panels are designed to withstand various weather elements, but it’s essential to ensure that the installation is secure and can withstand heavy rain, wind, hail, and snow.
Bird and Pest Control
Birds and other pests may create nests or cause damage to the wiring. Consider using deterrents or protective measures to prevent birds and pests from nesting under or around the 10w-400w solar panels.
Inverter Maintenance
Inverters are critical components of a solar power system. Regularly check and maintain the inverter to ensure it is
functioning correctly.
Electrical Safety
Ensure that the electrical components of the solar power system are installed and maintained by qualified professionals. Follow electrical safety guidelines to prevent accidents.
Battery Maintenance (if applicable)
If your solar power system includes energy storage batteries, follow the manufacturer’s recommendations for maintenance. This may include checking battery levels, connections, and overall health.
Logistics
We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.
The time frame of an order delivery is divided into two parts:
Processing time: 7-14 Days
Shipping time: 20~30 Days
Shipping methods: DDP, DAP, EXW, etc.
Shipping fee:The shipping fee will be changed according to every pacel's weight.
Certificate

We're professional 10w-400w solar panel suppliers in China, specialized in providing high quality customized products. We warmly welcome wholesale discount 10w-400w solar panel for sale here and get pricelist from our factory. For price consultation, contact us.
solar panel system, High quality 20w Household Small Solar Panels, High quality 24w Household Small Solar Panels





