Products

DESCRIPTION

Basic Info

Model NO.	LWSP-4
After-sales Service	6 Months
Warranty	<5 Years
Number of Cells	36-72PCS
Application	Industrial
Condition	New
Certification	EST, ISO, CB, CE
Material	Monocrystalline Silicon
Item Name	Mini Solar Panel
Product Name	550W Solar Panel
Item Names	Solar Panel Set
Product Names	500 Watt Solar Panel
Transport Package	Sturdy Carton/Wooden Frame
Specification	200w-1600w
Trademark	Longwin
Origin	China
HS Code	8541430000
Production Capacity	50000 PCS/Day

Product Description

Solar System	Solar Panel
Solar Battery	Solar Inverter
Solar Water Pump	Solar Light

Six Main Components Of A Solar Panel

1.Solar photovoltaic cells2.Toughened Glass 3.Extruded Aluminium frame4.Encapsulation - EVA film layers5.Polymer rear back-sheet6.Junction box - diodes and connectors

Solar Panel Type

Most residential solar panels contain 60 mono or polycrystalline cells linked together via busbars in series to generate a voltage between 30-40 volts, depending on the type of cell used. Larger solar panels used for commercial systems and utility scale solar farms contain 72 or more cells and in turn operate at a higher voltage.

What is the best solar panel tilt angle?
Solar panel installation angle plays an important role in the performance of a solar system.As a general guide, the minimum tilt angle solar should be 15 degrees from horizontal to allow water to run off which also helps to wash off any dust, dirt or leaves.

We can do various parameter customization
This is some parameters of the classic product

Module Type	LW380	LW385
Maximum Power Pmax (W)	380	385
MPP Valtage Vmpp (V)	35.1	355
MPP Current lmpp (A)	1085	10.88
Open Crcult Voltage Voc (M)	41.7	420
Short Circuit Current lsc (A)	11.39	11.44
Module fficency (0%)	20.6	20.9
Operating Temperature (ºC)	-40- +85
Maximum System Voltage 0M0	1000(IEC)
Maxdimum Series Fuse Rating (A)	20
Power Tolerance (%)	0-+3

 

Longwin Solar is one of the largest vertically integrated solar panel manufacturers in the world and is known to produce affordable and reliable solar panels for a wide range of different applications. Over the last few years, Longwin solar has become one of the leaders in innovation which is highlighted by the new Limit range of panels that are packed with the latest solar cell technology and have pushed the efficiency close to the level of the premium manufacturers.As one of the top five solar panel suppliers in the world, Longwin Solar has a solid reputation and vast global distribution network across 30 countries. Founded in 1999, Longwin is a fully vertically integrated company and one of the oldest Chinese solar panel manufacturers. Over the last few decades, Longwin's strong focus on research and development has led to some great achievements, including 18 solar PV world records in cell and panel efficiency.Like many of the large Chinese manufacturers, Longwin Solar's focus is on performance and value for money. However, Longwin does offer some very high-performance products including the Limit series featuring N-type TOPCon cells which have boosted power ratings well over 600 watts making them some of the most powerful solar panels in the world. Additionally, the new Limit S+ series panels are pushing close to 22% efficiency bringing them on par with some of the premium brands.

 

Q1: Can I have a sample order?
A1: Yes, we accept sample order to test and check quality.
Q2: Do you have MOQ limit?
A2: Yes, we have MOQ limit for mass production, but it depends on model. Please contact us for details.
Q3: How about the lead time?
A3: Samples will takes 5-7 business days. Mass production will takes 25-30 days. It depends on quantity.
Q4: How about shipping and delivery time?
A4: Generally, Item will be shipped via Express, such as DHL, TNT, FedEx and UPS, delivery time is 3-7 business days. Airline and sea shipping also available.

In order to better serve customers, we now make the following disclaimer for the product information published on the website that contains text, pictures, and links:1. The product picture may have a color difference with the actual product due to the different angle and light, as well as the display difference of the monitor. The picture is for reference only, the actual product shall prevail, please contact our staff for more details.2. It is the customized product, not final retail product. Details, description, pictures, and specifications are subject to the final confirmed order.3. The price is for reference only, the market price is fluctuating, and the price marked on this page is not the only basis for the final transaction. Please contact our sales staff to confirm the final price.