MAIN PRODUCTS

We provide DC Isolation Switch, Miniature Circuit Breaker, DC Surge Protector, Rapid Shutdown, Micro Inverter, Smart Electricity Meter and other components for Solar and Energy Storage System use.

Module Level Rapid Shutdown

Consulting

String Level Rapid Shutdown

Consulting

PEBS-S Series Miniature Circuit Breaker

Consulting

PEDS-H-R F (1500V, 50A, 63A) Series

Consulting

PEJDB DC&AC Electric Box

Consulting

INDUSTRY SOLUTIONS

We offer all needed DC and AC power distribution components for PV and energy storage systems use, which can be applied to various scenarios, such as residential rooftops, commercial buildings and industrial rooftops.

Residential Solar and Energy Storage System

Residential photovoltaic + energy storage power stations can be divided into various working modes such as backup power supply, self-use, peak shaving and valley filling, etc. By combining hybrid inverter and EPS switching box, the system can miximize the usage of mains power, photovoltaic power, and EPS energy storage power, greatly improving the utilization rate of electric energy.

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PROJECTS

PPOJOY Circuit Breaker

PPOJOY Circuit Breaker

Location: Brazil

PPOJOY Circuit Breaker

PPOJOY Circuit Breaker

Location: USA

PPOJOY Isolating Switch

PPOJOY Isolating Switch

Location: Saudi Arabia

PPOJOY Array-Level Rapid Shutdown

PPOJOY Array-Level Rapid Shutdown

Location: Germany

PPOJOY Array-Level Rapid Shutdown

PPOJOY Array-Level Rapid Shutdown

Location: Ireland

ABOUT PROJOY


Projoy Electric Co., Ltd (PROJOY ELECTRIC) was founded in 2011 and headquartered in Suzhou, China. It is a pioneer manufacturer in China that focusing on providing protection, safety and metering products, such as DC Isolation Switch, Miniature Circuit Breaker, DC Surge Protector, Rapid Shutdown, Micro Inverter, Smart Electricity Meter and other accessory products for PV and Energy Storage System use.

Our Vision

Focusing on the concept of “Switch to Safety”, we will never stop innovating for a safer and smarter new energy world.


Our Mission

To continue our dedication to providing a wide range of well-designed safety products, exceptional customer service, and great experiences.

PROJOY
13 +

Years experience in PV & energy storage industry

100 +

R&D talents globally

16 +

Production Lines

60 +

Exported to more than 60 countries

85 %

Of China's mainstream energy storage inverter / PAck manufacturer are using Projoy's DC MCB.

80 %

Of China's mainstream inverter manufacturers are using Projoy's PV isolators.

GLOBAL PARTNERS

Empower innovation in industries and continuously contribute towards a better future.

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NEWS & EVENTS

PROJOY2025-04-27

Meet PROJOY at Global Solar Exhibitions In May

Germany stands at the forefront of Europe’s renewable energy revolution, driving ambitious climate goals through cutting-edge solar and storage technologies. As a global leader in photovoltaic and energy storage components, PROJOY ELECTRIC is excited to showcase our EU-compliant, high-efficiency solutions at Intersolar Europe 2025, tailored to meet the rigorous demands of the German and European markets.

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PROJOY2025-04-11

PROJOY: The Unseen Guardian of Energy Storage at ESIE 2025

At the recently opened ESIE 2025 Energy Storage Exhibition, though PROJOY ELECTRIC did not have a direct presence at the event, its exceptional components for solar-storage-charging systems have become an indispensable part of the energy storage solutions showcased by numerous exhibitors.

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PROJOY2025-02-28

PROJOY Exhibitions Calendar 2025

Projoy Electric would like to inform you about our exhibition participation in advance!

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