IP67 Connectors are connectors which are totally sealed against ingrest from dust and is protected against immersion from water from a depth of 15cm to 1 metre.
IP Ratings: (Ingress Protection or International Protection)
The Ingress Protection rating system is a classification system showing the degrees of protection from solid objects and liquids. The first number refers to the protection against solid objects, normally dust in relation to connectors. If the first number is 0, there is no protection provided. The number 6 is for total protection against dust. The second number of the IP rating system refers to protection against liquids. A 0 indicates no protection, while a 7 refers to protection against immersion between 15 centimeters and 1 meter.
Complete Electronics Ltd have a wide range of IP67 rated waterproof connectors from Amphenol, Bulgin, Hirschmann, Lumberg Automation and INC. These manufacturers have a choice of waterproof rectangular connectors, circular connectors, MIL spec connectors and data connectors which have the IP67 ingress protection rating.