The Phoenix Contact 1016813 is a high-performance string combiner box designed for photovoltaic systems up to 1000 V DC. This robust unit efficiently connects 2x 2 strings and features integrated surge protection (type 1/2) to safeguard against electrical surges. Equipped with SUNCLIX DC connectors, it ensures tool-free cable connections, making it ideal for both small rooftop and large ground-mounted solar installations. Enhance your solar power system's reliability and efficiency with Phoenix Contact's advanced string combiner technology.