A PV Combiner Box is a critical component in solar photovoltaic (PV) systems that combines the output of multiple solar panels into a single, manageable electrical output. It consolidates the wiring from several panels into one or more output circuits, often integrating protection features like fuses or circuit breakers to safeguard against overcurrent and short circuits. By streamlining the connection of multiple panels and providing essential protection, PV combiner boxes help optimize the efficiency and safety of solar power systems.