FQ series circular connectors can be useed in the water-proof
place.We use the reliable cage clamp connection instead of the
traditional wire spring.These connectors have the features of lower
contact resistance,anti-libration,shock proof,water proof and
strong seal etc.They are widely used for the electrical connection
between electrical equipment.. Technical characteristics The
connector is allowed to submerged in 1m deep water for 30min(IP67).