150w polycrystalline solar panel supplier for street lamp

Enterprise Strength

Tunto builds the brand by providing quality service. We improve service based on innovated service methods. We are committed to providing thoughtful services such as pre-sales consulting and after-sales service management.

Application Scope

With wide application, solar light can be used in the following aspects.Tunto has been engaged in the production of solar light for many years and has accumulated rich industry experience. We have the ability to provide comprehensive and quality solutions according to actual situations and needs of different customers.

Company Advantages
1. The raw materials of Tunto polycrystalline solar panel is purchased by our procurement team who often interviews or visits suppliers, strictly verifying the performance of the raw materials.
2. This product features high precision. It can produce an exact result every single time and repeat the exact same task with the same level.
3. This product can perform a large number of risky work in a risky industrial production environment. Therefore, workers are not easily injured or overworked.
4. The product is a cost-effective investment for manufacturers because it does not need frequent maintenance nor repair, which helps to cut costs.

Technical parameters of 20W mono solar modules

Model	T2-M20W
Manufacture	Tunto
Origin (country)	China
Manuf.of Cells	Tunto
Nominal power Pmax[W]	20
Tolerance [%]	±3%
Kind of cell( mono,poly)	Mono
Cells per Module	36(4*9)
Conversion Efficiency	18.5~19％
shape of cell "x" mm × mm	78*39
Voltage Mpp Vmp[V]	18V
Current Mpp Imp[A]	1.11A
Volt Open circuit Voc[V]	21.42V
Short out current Mpp Isc[A]	1.24A
Max system Volt [V]	1000V
Length [mm]	420
Width [mm]	350
Thickness(without box) [mm]	25
Weight[kg]	1.76
kind of Frame(l,c.alu,none…)	Alu
Guarantee on the whole product [years]	5 years
Kind of glass and its thickness [mm]	AFG 3.2mm
Temperature Coefficient Current Isc mA/℃	+0.08%℃
Temperature Coefficient Voltage Voc mV/℃	-0.37%℃
Temperature Coefficient Power Pmax/℃	-0.44%℃

Company Features
1. Guangzhou Tunto Green Power Technology Co., Ltd. is among the first professional manufacturers in China.
2. Establishing a quality management system is the basic guarantee for achieving the Tunto quality policy and quality objectives.
3. Guangzhou Tunto Green Power Technology Co., Ltd. is known as a trustworthy polycrystalline solar panel supplier. Inquire! Guangzhou Tunto Green Power Technology Co., Ltd. takes becoming the world's top brands as the goal. Inquire!

y******t

Our polycrystalline solar panel are all made of high-quality raw materials and combined with various advanced processes. They are safe, reliable, and of high quality, and customers can purchase with confidence.

c******v

Guangzhou Tunto Green Power Technology Co., Ltd. The pursuit of excellence, adhere to the use of advanced concepts, high-quality materials and exquisite craftsmanship portable solar panels for sale, effectively guarantee the rationality of the structure portable solar panels for sale and the stability of performance, the quality is trustworthy.

h******i

Since its inception, the company has always adhered to the business tenet of "establishing a business with science and technology, standardizing management, seeking efficiency, and being honest and trustworthy". We sincerely welcome customers from all over the world and from home and abroad to negotiate and order.

s******q

Guangzhou Tunto Green Power Technology Co., Ltd. Introduce and learn from foreign advanced production methods, improve it in combination with its own conditions, develop a production method that is both in line with the company's conditions and efficient, and apply it to the production of portable solar panels for sale, so that portable solar panels for sale not only has high output, Moreover, it is durable, has a long service life, and has a certain quality guarantee.

f******k

Guangzhou Tunto Green Power Technology Co., Ltd. With imported production equipment, highly automated production lines, mature production technology, advanced technology, and senior R&D and design personnel, not only can portable solar panels for sale customize, but also ensure reliable and superior product quality.

q******f

Our polycrystalline solar panel are widely popular in polycrystalline solar panel market based on mature technology and experienced team. The ferrule handle design gives the best control of grip while applying makeup

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Tunto polycrystalline solar panel supplier for street lamp