... junction box; all connections are using press-fit connection; LQ-1 MC4 CONNECTOR MaterialPA or PPOMaximum Current: 16A,30A,35AMaximum voltage: 1000VTemperature ... Grade:IP67Cable Size:2.5,4,6mm2 TUV&UL Certified Solar Connector MC4 T BRANCH Solar CONNECTOR Compatible for Solar Power System Cable Assembly