The waterproof fibre optic inline coupler panel mount are ideal for use in harsh and humid environments. The high-quality plastic housing has the IP68 protection class and is thus protected against the ingress of dust and water. The integrated dust protection cap with loss protection ensures IP protection when closed. The coupler can be mounted on an enclosure or a plate through a pre-drilled M20 hole. The cable gland can accommodate duplex and simplex cables with an outer diameter of 1 - 3,5 mm and provides a high degree of strain relief. The coupler is available in LC Duplex, SC Simplex and SC Duplex, each in singlemode and multimode.