The Staubli PV-BVK4 sealing caps are designed to protect the socket side of MC4 cable couplers, ensuring long-term reliability and environmental resistance in photovoltaic installations. These caps are compatible with Staubli’s renowned MC4 and MC4-Evo 2 connector systems and are ideal for use during installation phases or when connectors remain unmated. Equipped with Staubli’s robust snap-in lock and built to comply with NEC 2020 requirements, the PV-BVK4 sealing caps offer peace of mind for professionals demanding secure, weatherproof sealing.