What is the highest waterproof rating?
Matthew Alvarez
Published Apr 06, 2026
IP68 ratings occupy the very top of the IP rating scale. Both digits are at their maximum level: A 6 for total protection against solid ingress. An 8 for total protection against water ingress, up to and including complete submersion below one meter and for more than 30 minutes.
Which IP rating is best?
IP Ratings & Standards Explained
- What do the two digits in an IP Rating mean? The rating consists of the letters IP followed by two digits, the higher the number the better the protection. ...
- IP65 = First Digit – Solids. ...
- IP65 = Second Digit – Liquids.