Combiner Boxes are used to combine multiple solar panel outputs into a single output for connection to the inverter. These boxes come with built-in overcurrent protection and are crucial for simplifying the electrical architecture of large solar systems. Combiner boxes are ideal for large-scale solar power plants and industrial solar installations, offering space-saving designs, enhanced safety features, and easy maintenance. Their role in centralizing connections and protecting circuits makes them essential for optimizing the performance and safety of photovoltaic systems.