IEC 60529 Protection Rating
IP68 Rating
IP68 provides level 6 protection against solids and level 8 protection against liquids, as defined by IEC 60529.
6First digit: Solid protection
Dust-tight. No ingress of dust
Test
Dust chamber, talcum powder
8 hours in dust chamber with pressure differential; no ingress whatsoever
8Second digit: Liquid protection
Protection against continuous immersion in water (depth and duration specified by manufacturer)
Test method
Immersion in water tank
Depth and duration per manufacturer spec; conditions more severe than IPX7
Common products rated IP68
- Submersible pumps
- underwater LED lighting
- subsea connectors
How IP68 compares
| Rating | Solids | Liquids |
|---|---|---|
| IP67 | Dust-tight. No ingress of dust | Protection against temporary immersion in water (up to 1 meter depth for 30 minutes) |
| IP68 | Dust-tight. No ingress of dust | Protection against continuous immersion in water (depth and duration specified by manufacturer) |
| IP69 | Dust-tight. No ingress of dust | Protection against high-pressure, high-temperature water jets and steam cleaning |
Validate IP ratings across your catalog
Rastro extracts IP ratings from datasheets, validates the format against IEC 60529, and writes clean structured attributes back into your product data.