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!

v******e

During the pre-design stage, Tunto portable solar panels for sale is exclusively designed with low power or energy consumption capacity by our designers who have years of experience in the electronics industry.

w******r

Regarding the quality control of Tunto portable solar panels for sale, every production stage is under strict quality inspection. For example, its anti-static capacity is tested to ensure users' safety.

b******z

To guarantee a good electrical contact, Tunto portable solar panels for sale is carefully treated both in components soldering and oxidation. For example, the metal part of it has been exquisitely handled with paint to avoid oxidation or corrosion.

e******c

Tunto polycrystalline solar panel is created by the in-house designers who many years of designing experience in the electronics industry. They devote themselves to creating a product that embraces excellent performance and is chased after in the market.

j******n

To guarantee its longevity, Tunto polycrystalline solar panel is finely developed with shock-proof and scratch-resistant capacity by our R&D team. The team has made much effort in improving its performance.

m******t

Tunto makes targeted improvements, preventing quality problems.

Product Message

*Name

Phone

*E-mail

*Content

Tunto polycrystalline solar panel supplier for street lamp