Projoy is a brand that has focused on the safety of photovoltaic and power systems since its inception. The company supplies a wide range of safety components, such as DC circuit breakers, fire disconnects and rapid disconnection systems ( Rapid Shutdown). With a specialization in protecting PV and energy storage installations, as well as compliance with international standards, the products Projoy are a popular choice for installers and distributors around the world. The slogan “Switch to Safety” (Switch to Safety) perfectly reflects the brand’s mission – to provide solutions that increase the reliability and level of protection of any installation.
Projoy Electric Co., Ltd. was founded in 2011 and is headquartered in in Suzhou
China.
Since its inception, it has specialized in the design and manufacture of protective equipment for renewable energy sources. Projoy was one of the first manufacturers in China to specialize in DC circuit breakers and PV disconnects, becoming a pioneer in this segment.
Currently, the company’s business is focused on two main areas: intelligent electrical engineering and power electronics. The R&D team includes more than 100 engineers worldwide, and production is carried out on 16 lines fully adapted to the requirements of the power industry. Projoy’s products already reach more than 60 countries and are used in both home systems and large commercial and industrial projects.
In its home market, the company has gained a very strong position – more than 80% of Chinese PV inverter manufacturers use Projoy DC circuit breakers, and 85% of leading energy storage system manufacturers integrate the brand’s protection into their equipment. This shows the scale of trust and quality that have become synonymous with the Projoy brand.
Solutions
Projoy’s portfolio includes a wide range of devices that enhance safety and facilitate the integration of PV and energy storage systems:
- DC Isolation Switches (DC Isolation Switches) – providing safe disconnection of DC circuits, used in inverters and PV installations.
- Fire disconnects and Rapid Shutdown – systems for rapid disconnection of PV modules in the event of fire or failure, meeting the requirements of international safety standards.
- Miniature overcurrent circuit breakers (MCBs) and surge arresters (SPDs) – to protect photovoltaic systems and energy storage from overloads and damage.
- Energy meters and metering solutions – supporting monitoring and efficient management of installations.
- Micro inverters (Micro Inverters) and components for energy storage systems – expanding the portfolio towards comprehensive solutions for RES.
Projoy products are characterized by high reliability, simple integration and full compliance with IEC, UL or TUV standards.
WHY PROJOY?
By choosing Projoy solutions, investors and installers gain a partner that has focused exclusively on the safety and reliability of PV installations for more than a decade. The company offers not only safety equipment, but also the know-how that comes from experience gained from working with the world’s largest inverter and energy storage manufacturers.
Projoy also stands out for its strong research and development facilities and full control over the production process, which allows it to maintain the highest quality standards. With a global distribution network and technical support, the brand is present in more than 60 countries and is constantly expanding its offerings to meet the growing demands of the renewable energy market.
Choosing Projoy is an investment in safety, compliance with international standards, and confidence that a PV or energy storage installation will operate reliably for years.
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