Features Multi-Function: Suitable for both on-grid and off-grid solar power systems, ensuring reliable and safe operation of your solar panel system. Safe Usage: Equipped with a solar DC disconnection 15A , box, and a 63A circuit breaker arrester, providing and IP65 waterproof grade for outdoor use. Easy Installation: Features a mounting buckle for easy installation on any conventional , compatible with all solar panel brands, and includes solar connectors and tool password security lock. Wide Application: Perfect for outdoor installation, suitable for RV solar systems, and compatible with 12V, 24V, 36V, 48V DC photovoltaic solar energy applications. Ideal Replacement: Easily replace old and damaged parts with this PV combiner box, ensuring efficient and effective performance. Specification: Item Type: PV Combiner Box Material: PC Connect PV Arrays: 4 (maximum) Input Current of Single Photovoltaic Array: 15A (maximum) Total Input Current of Photovoltaic Array: 60A Maximum Input Voltage of Single Photovoltaic Array: 250V Total Maximum Input Voltage of Photovoltaic Array: 1000V Grade: IP65 Working Ambient Temperature: - 30 ℃ to +70 ℃ Relative Humidity: 0 to 95% Cooling Mode: Natural cooling : Yes Package List: 1 x PV Combiner Box Package List 1 x PV Combiner Box