Photovoltaic Protective Device Overview A protective device designed for photovoltaic power systems and other electrical power systems. Provides reliable overcurrent and overvoltage protection while minimizing electromagnetic interference to help maintain stable system performance. Key benefits Overcurrent and overvoltage protection: Prevents damage to inverters, string combiner boxes, charge controllers, and other system components by interrupting harmful currents and voltages. Improved system performance: Efficient design reduces electromagnetic interference and helps maintain higher power conversion efficiency. Broad compatibility: Suitable for rooftop solar arrays, commercial and utility photovoltaic installations, and a variety of AC and DC power systems. Durable construction: Made from plastic materials for reliable operation and extended service life under typical operating conditions. Practical installation: Designed for straightforward integration into existing power setups, supporting maintenance of stable operation with minimal disruption. Features Functions: Provides both overcurrent and overvoltage protection in a single device to address common electrical faults. Material: Robust plastic housing for electrical insulation, durability, and longterm reliability. Performance: Engineered to limit electromagnetic interference and support consistent power conversion performance. Application range: Works across a wide range of photovoltaic configurations and other power systems where overcurrent and overvoltage protection is required. Typical use scenarios Residential rooftop solar: Protects inverters and DC combiner boxes from transient overvoltage events and sustained overcurrent conditions. Commercial solar installations: Installed at string or inverter level to safeguard equipment and reduce interference between system components. Off grid and hybrid systems: Protects charge controllers and battery inverters from electrical faults to maintain system availability. This device provides essential protective functions and durable materials to support safer, more reliable photovoltaic and power system operation.