DC Protection Box for Solis S6-EH3P29.9K-H/S6-EH3P30K-H Three-Phase Hybrid Inverters -

The SW4017 DC surge protection box is designed to protect photovoltaic systems equipped with Solis S6 three-phase hybrid inverters (models EH3P29.9K-H and EH3P30K-H). Intended for professional installers and integrators of photovoltaic projects, this box provides complete protection of the direct current from the solar panels, preventing overcurrents and overvoltages. It thus guarantees the safety, durability, and optimal performance of residential, commercial, and industrial installations incorporating Solis hybrid solutions. The SW4017 integrates a professional-grade DC surge arrester, offering reliable protection against overvoltages caused by lightning or electrical disturbances. Its compact and modular design facilitates integration into electrical cabinets, while compatibility with the 29.9 kW and 30 kW Solis S6 hybrid models ensures a safe and standardized installation. Each component of the enclosure is optimized to withstand harsh environmental conditions, thus ensuring a longer lifespan for photovoltaic equipment. Using this enclosure provides tangible benefits for installers and project managers. It enables rapid safeguarding of hybrid inverters, reduces the risk of failure, and protects the investment over the long term. Thanks to its integrated DC surge protector, the SW4017 limits electrical damage and ensures stable and reliable solar energy production. It also facilitates maintenance, thanks to clear access to the protection devices, which reduces on-site intervention time. In residential or commercial settings, the SW4017 effectively safeguards Solis S6 hybrid inverters, guaranteeing power continuity and protecting equipment against overvoltages and overcurrents. Its robustness, universal compatibility with Solis S6 hybrid inverters, and integrated surge protector make it an essential choice for photovoltaic installers looking to offer reliable, high-performance, and durable systems.