A world-leading manufacturer of DC protective components, EV charging solutions, and photovoltaic system protection — built on 30+ years of electrical engineering excellence.
Foshan SDEV Charger Co., Ltd. is a trusted manufacturer of protective components for photovoltaic systems across the globe. Our experience of working in the electrical industry for more than 30 years allows us to create solar DC components that comply with the latest DC standards.
Through our focus on solar DC protection design, production, and marketing, we can bring brand-building PV protection solutions that help our partners grow their businesses with confidence.
With the inheritance of 30+ years of experience in the research and production of DC protection products, we are continuously dedicated to the EV charging field. In recent years, SDEV has attentively invested resources in research on EV-related products, successively manufacturing other types of products, thus reaping wide market popularity across the world.
Quality is the primary goal among each of our workshops since this leads to the best performance and safety for any Solar, Storage, and EV charging system. Our commitment to quality increases brand awareness for your company.
To achieve our goal, our factory and products comply with internationally recognized standards — ensuring every component that leaves our facility meets the highest safety and performance benchmarks demanded by global markets.
Achieving our goals comes from formulating new products based on market demands through our in-house R&D team. Our efforts have led to our first UL508i listed patented DC switch within China and the DC-PV2 DC switch produced for the global market. With our cutting-edge PV protective products and EV chargers, we aim to create a long-term partnership with many renewables companies.
Our dedicated research and development engineers continuously monitor global electrical standards and emerging renewable energy technologies to design next-generation protection solutions.
SDEV holds multiple patents in DC switching technology, including China's first UL508i listed patented DC switch — a testament to our engineering leadership in the PV sector.
From the DC-PV2 DC switch designed for international markets to region-specific EV charger configurations, we adapt our product line to meet the unique demands of every market we serve.
What sets SDEV apart from other manufacturers in the solar, storage, and EV charging industry.
Three decades of hands-on experience in DC electrical component manufacturing gives us unmatched depth in design, production, and quality assurance.
All products are certified to UL, SAA, CB, CE, TUV, ISO, and RoHS standards, ensuring seamless market entry across North America, Europe, Australia, and beyond.
Our integrated R&D and manufacturing facility enables rapid prototyping cycles, reducing time-to-market for custom and OEM product lines significantly.
We invest in our clients' brand growth by providing white-label and OEM solutions with dedicated account support, technical training, and after-sales service.
SDEV's state-of-the-art manufacturing complex in Foshan, China is equipped with advanced production lines, precision testing laboratories, and a rigorous quality management system.
Our automated SMT assembly lines and precision injection molding equipment ensure consistent product quality at high production volumes, supporting both small-batch OEM orders and large-scale supply contracts.
Every product batch undergoes comprehensive electrical safety testing, environmental stress screening, and performance verification in our ISO-certified laboratory before shipment.
Strategically located in Foshan's industrial hub, we benefit from a mature component supply chain and logistics network that enables reliable delivery timelines to customers worldwide.
SDEV is committed to environmentally responsible production practices. Our RoHS-compliant processes minimize hazardous substances, and we continuously invest in energy-efficient manufacturing equipment.
Our workforce includes experienced electrical engineers, quality control specialists, and production technicians who collectively ensure every component meets international safety and performance standards.
With in-house tooling and mold development capabilities, we can rapidly develop custom enclosures, connector configurations, and product variants to meet unique client specifications.
SDEV is a preferred OEM manufacturing partner for solar, storage, and EV charging brands worldwide. We offer end-to-end customization from product design to branded packaging, helping you bring differentiated products to market quickly and cost-effectively.
SDEV products have been deployed in renewable energy and EV infrastructure projects across multiple continents, delivering proven performance in real-world conditions.
SDEV's UL508i-listed DC switches were selected for a 50MW utility-scale solar installation in California, providing reliable string-level protection and meeting NEC 2020 compliance requirements across thousands of combiner box installations.
DC Switch UL Certified 50MW ScaleA leading German EV infrastructure operator partnered with SDEV to supply CE and TUV-certified EV charger components for a 200-station public charging network deployment across multiple German cities, with full OCPP integration support.
EV Charger CE / TUV 200 StationsSDEV supplied SAA-certified DC protection components for a residential solar-plus-storage program in Queensland, Australia, covering over 3,000 household installations with our DC-PV2 series switches and surge protection devices.
Solar + Storage SAA Certified 3,000+ HomesTrusted by solar installers, EV charging operators, and energy storage integrators across the globe.
SDEV's DC switches have been our go-to choice for utility-scale solar projects for three years. The UL certification, consistent quality, and responsive technical support make them an invaluable long-term supplier partner.
We've been sourcing OEM EV charger components from SDEV for our European brand. Their ability to handle CE/TUV certification documentation and deliver on tight timelines has been exceptional. Highly recommended for serious OEM partnerships.
The SAA-certified protection components from SDEV have performed flawlessly in our Australian residential solar storage installations. Their after-sales support team is knowledgeable and always available when we need technical assistance.
From initial product inquiry to after-sales technical support, SDEV provides a comprehensive partnership experience designed to help your business succeed in the global renewable energy market.
Products certified to UL, CE, TUV, SAA, CB, ISO, and RoHS — ready for immediate market entry in North America, Europe, Australia, and Asia-Pacific.
30+ years of DC electrical engineering expertise backing every product — from design conception through production and field deployment support.
Our OEM/ODM programs are designed to help your brand grow — with private labeling, custom packaging, and co-development opportunities available.
Our multilingual customer service and technical support teams ensure you always have expert assistance available, wherever your business operates.
Connect with our team today to discuss your solar DC protection, energy storage, or EV charging requirements. Let's build a long-term partnership that drives your business forward.
Get in Touch with SDEV →
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SDEV Charger
