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.
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.
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Costa Rica stands as a global beacon for renewable energy, consistently generating over 98% of its electricity from green sources. While hydropower has traditionally been the backbone, the landscape is rapidly shifting toward solar energy. As a leading PV Cable Connectors Factory, we have observed a surge in demand for localized, high-durability electrical components within the Central Valley and Guanacaste regions.
Major industrial parks in Heredia and Alajuela are increasingly adopting rooftop solar to offset high energy costs and meet corporate sustainability goals. The "Law 10086" (Promotion and Contribution of Distributed Generation from Renewable Sources) has catalyzed private investment, necessitating advanced Solar Array Protection Relays to ensure grid stability.
The Costa Rican Ministry of Environment and Energy (MINAE) predicts a 400% increase in distributed solar generation capacity by 2030. This growth is driven by the Decentralized Generation regulation, allowing consumers to feed excess power back into the ICE (Instituto Costarricense de Electricidad) grid.
From coffee processing plants (Beneficios) in Cartago to luxury eco-resorts in Nosara, solar arrays are being deployed in high-humidity, salt-mist environments. This requires specialized PV connectors and breakers that can withstand tropical weathering without degradation.
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. In Costa Rica, the national grid managed by ICE has strict requirements for anti-islanding and over-voltage protection.
Our Solar Array Protection Relays act as the "nervous system" of the PV plant, detecting anomalies such as ground faults, reverse current, or voltage surges caused by lightning—a frequent occurrence in Costa Rica's rainy season. To achieve our goal, our factory and products comply with UL, SAA, CB, CE, TUV, ISO, and RoHS standards, ensuring they meet the stringent NEC (National Electrical Code) standards adopted in the region.
Achieving our goals come from formulating new products based on the 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 in Costa Rica.
We are currently developing smart connectors integrated with IoT sensors that monitor connector temperature in real-time, preventing potential thermal runaway in high-temperature regions like Puntarenas and Guanacaste.
As a leading PV Cable Connectors Exporter, we recognize that Costa Rica’s decarbonization plan 2018-2050 is not just a policy but a massive infrastructure overhaul. The demand for robust DC protection is driven by several key factors. First, the Microgrid development in remote areas such as the Talamanca mountains requires independent, resilient power systems where Solar Array Protection Relays play a vital role in preventing system failures in off-grid setups.
Second, the EV revolution is intrinsically linked to solar energy. In San José, the proliferation of public and private charging stations is putting pressure on the distribution transformers. By integrating PV arrays with EV charging stations (Solar-to-EV), businesses can mitigate peak demand charges. Our smart circuit breakers and valve controllers are designed precisely for these hybrid applications.
Furthermore, the environmental conditions in Costa Rica are unique. The high humidity levels, often exceeding 80%, can lead to rapid oxidation in standard electrical connectors. Our factory uses specialized tinned copper and high-grade PPO insulation to ensure our PV Cable Connectors maintain low contact resistance over a 25-year lifespan. This is critical for the return on investment (ROI) of large-scale solar parks in the Guanacaste solar corridor.
The industrial sector, particularly the Free Trade Zones (Zonas Francas), is the largest consumer of our high-voltage vacuum circuit breakers. Companies operating in these zones require 99.99% power reliability. Our Zw32-12 series protectors provide that safety net, isolating faults within milliseconds to prevent widespread factory downtime. This level of protection is what makes SDEV a preferred partner for engineering, procurement, and construction (EPC) firms in San José and beyond.
Finally, we must address the regulatory environment. ARESEP (the Public Services Regulatory Authority) has established technical standards that require all distributed generation equipment to be certified by recognized international bodies. By providing UL and TUV certified components, we simplify the interconnection process for Costa Rican solar installers, ensuring their projects get approved quickly and start generating clean energy without delay.
In addition to the products listed above, we provide high-performance 100A 125A 150A Solar Circuit Breaker Switches designed for large-scale solar arrays. These breakers are essential for commercial projects in Liberia and Santa Cruz, where thermal loads are exceptionally high. For more details, explore our full range of Outdoor High Voltage Electrical Switch Protectors.
SDEV Charger
