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We are a professional electrical factory in China. Provide the best quality electrical products. We are a wholesaler with more than 15 years of manufacturing experience, focusing on power distribution, industrial automation, solar power, EV charging etc.

133rd Canton Fair

ONESTO to showcase latest technologies at upcoming 133rd Canton Fair

The 133rd Canton Fair is scheduled to be held in Guangzhou from Apr. 15 to Apr. 19. Onesto has two...
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solar inverter manufacturer

Building Expertise: ONESTO’s Team Commits to Ongoing Professional Development

In its unwavering commitment to delivering unrivalled service, ONESTO organised an insightful training workshop for its team members. The product...
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Onesto was awarded honors from Alibaba

Onesto's unwavering commitment to innovation and quality has earned the company recognition from Alibaba. In February 2022, Onesto was named...
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onesto circuit breaker manufacturer

Onesto attends 127th online Canton Fair and introduces new developments on live stream

Due to the worldwide spreading of Covid-19, the 127th Canton Fair is firstly held online on its over 60 years’...
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onesto circuit breaker factory

ONESTO exhibits at MEE2020, Dubai and attracts lots of visitors

Onesto showcased the range of circuit protection devices, waterproof enclosures, distribution boards, PV components at MEE 2020. These products are...
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solar inverter supplier

Solar energy policies of various countries in 2022

With the intensification of geopolitical factors, the prices of natural gas and electricity are expected to remain high for a...
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Ensuring Safety and Efficiency: Onesto DC MCBs for Solar PV Power Systems

Onesto's DC MCB products play a vital role in solar electric systems. As an electrical protection device, DC MCBs are...
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New Energy Industry

2023 New Energy Industry Information

The Future of Clean Energy: From Solar to Hydrogen, Examining the Latest Developments and Investment Opportunities Around the World...
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renewable energy

Driving the Future: Anticipating Trends in Europe’s Electrical and Renewable Energy Sectors

With remarkable strides in battery technology, we recognize the growing importance of energy storage for ensuring grid stability and meeting...
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dc spd

A boon for solar systems, DC SPDs help improve system safety

In the solar industry, DC Surge Protectors (DC SPDs) are playing an increasingly critical role in safeguarding solar systems. By...
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Renewable energy sources such as wind and solar have emerged as an important part of the global energy mix. Currently, solar and wind energy are widely used around the world, successfully meeting the electricity needs of many buildings.

Renewable Energy Dominates Building Electricity Use

Renewable energy sources such as wind and solar have emerged as an important part of the global energy mix. Currently,...
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solar energy system

How to add energy storage to your solar system?

DC disconnect switch, also known as a DC isolator switch, is an electrical device used in a photovoltaic (PV) system...
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