Foshan SDEV Charger Co., Ltd. stands as a premier global authority in the design and manufacture of protective components for photovoltaic systems. With a legacy spanning over 30 years in the electrical industry, we have evolved alongside the renewable energy sector, mastering the complexities of DC protection and grid integration.
Our core mission is to provide high-reliability solar DC components that not only meet but exceed the latest international DC standards. By focusing on the intersection of safety and efficiency, SDEV delivers brand-building PV protection solutions that empower installers and system integrators worldwide.
Years Experience
Global Partners
DC Standards
Certifications
As the world pivots toward a carbon-neutral future, the demand for robust PV grid connection equipment has reached unprecedented levels. From utility-scale solar farms in the deserts of the Middle East to residential rooftop arrays in suburban Europe, the stability of the power grid depends on the quality of the connection hardware.
The global PV market is transitioning from a niche subsidy-driven sector to a mainstream energy powerhouse. This shift requires equipment that can handle higher voltages (up to 1500V) and higher current densities while maintaining long-term durability in harsh environmental conditions.
Industrial and commercial (C&I) sectors are increasingly adopting microgrids to ensure energy security. This has spurred a massive demand for smart grid connection equipment, including intelligent circuit breakers and rapid shutdown devices that integrate with building management systems.
Safety regulations like the NEC 2020 in the US and similar standards in the EU have made Rapid Shutdown (RSD) and advanced DC isolation mandatory. Manufacturers must now provide equipment that ensures firefighter safety and prevents electrical fires in solar installations.
Quality is the cornerstone of SDEV’s philosophy. In the world of high-voltage DC, there is no room for error. A single component failure can lead to system downtime or catastrophic fire. This is why our workshops operate under stringent quality control protocols.
Our commitment to excellence is validated by our compliance with global benchmarks: UL, SAA, CB, CE, TUV, ISO, and RoHS. These are not just badges; they are our promise of safety for every Solar, Storage, and EV charging system we touch.
For international buyers, sourcing PV grid connection equipment is about finding a partner who understands local grid codes and specific project requirements. SDEV excels as an OEM/ODM partner, offering tailored solutions that fit your brand’s identity and technical specifications.
Our achievement of the first UL508i listed patented DC switch in China is a testament to our R&D capability. We don't just follow market trends; we set them by creating products like the DC-PV2 switch, specifically engineered for the global renewable market.
In residential settings, aesthetics and ease of installation are key. Our compact junction boxes, MC4-compatible connectors, and smart WiFi circuit breakers allow homeowners to monitor their systems remotely while ensuring maximum safety against DC arcs.
Large-scale farms require high-capacity DC fuses and isolators capable of withstanding extreme temperatures and continuous high-load operation. SDEV’s 1500V components are designed to minimize power loss and maximize the lifespan of the plant.
As PV systems increasingly pair with EV charging stations, our DC protection products bridge the gap. We provide the necessary safety switches and power distribution units (PDUs) to manage the high-energy flow between the solar array, battery storage, and the vehicle.
Our journey in the electrical industry has taught us that the difference between a good system and a great one lies in the details of its protection. As a dedicated PV Grid Connection Equipment Manufacturer, we integrate advanced materials like high-grade ceramics for our fuses and UV-resistant polymers for our connectors. This ensures that our equipment can survive 25+ years in the field—matching the expected lifespan of the solar panels themselves.
Whether you are looking for OEM solar connectors, ODM rapid shutdown solutions, or bulk PV DC isolators, SDEV is equipped to be your long-term technical partner. We invite renewables companies, EPC firms, and distributors to explore our range of TUV and UL listed products and experience the reliability that comes with 30 years of manufacturing excellence.
SDEV Charger
