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

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

Protection from Moisture

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