IP Rating Guide

The IP or Ingress Protection code consists of the letters IP followed by 2 digits. It classifies the degree of protection from dust and water ingress provided by electrical equipment and enclosures. The 1st digit represents the protection from solid objects and the 2nd digit represents the protection from moisture.

IP**


Protection from Solids

Digit Description
X Untested or Unspecified
0 Non-protected
1 Protection from objects larger than 50mm
2 Protection from objects larger than 12.5mm
3 Protection from objects larger than 2.5mm
4 Protection from objects larger than 1mm
5 Protected against dust that may harm equipment
6 Complete protection from dust

Protection from Moisture

Digit Description
X Untested or Unspecified
0 Non-protected
1 Protection against water droplets falling vertically
2 Protection against water droplets deflected up to 15° from vertical
3 Protected against spray up to 60° from vertical
4 Protected against water spray from all directions.
5 Protection against low pressure water jets (all directions)
6 Protection against string water jets and waves
7 Protected against temporary immersion
8 Protected against prolonged effects of immersion under pressure

Examples

IP65 Enclosure - IP rated as "dust tight" and protected against water projected from a nozzle.
IP66 Enclosure - IP rated as "dust tight" and protected against heavy seas or powerful jets of water.
IP67 Enclosures - IP rated as "dust tight" and protected against immersion.
IP68 Enclosures - IP rated as "dust tight" and protected against complete, continuous submersion in water.