IP65 vs IP66 – What’s the Difference?
The difference between IP65 and IP66 – how your cabinets are affected in industrial environments
Both IP65 and IP66 provide dust protection, but the difference in water protection is crucial for cabinets and boxes in industrial environments. Cabinets & Boxes in industrial environments.
The difference between IP65 and IP66 – how your cabinets are affected in industrial environments
Both IP65 and IP66 provide dust protection, but the difference in water protection is crucial for cabinets and boxes in industrial environments. Cabinets & Boxes in industrial environments.
What Does the IP Rating Mean?
An IP rating consists of two digits:
- First digit: Protection against solid particles (dust)
- Second digit: Protection against water
Comparison Table
Below you will see a quick comparison between IP65 and IP66 for control cabinets and enclosures. The table shows the differences in protection level, water resistance and typical areas of use.
| IP class | Protection | Water | Example use |
|---|---|---|---|
| IP65 | Dust-tight, water jet | 12.5 l/min | Indoor factory environments |
| IP66 | Dust-tight, powerful jet | 100 l/min | Outdoor, marine environments |
More information
Standards
- EN 60529 – IP rating classification
Industry Use Cases
- IP65: Production halls, dry environments
- IP66: Outdoor, water-exposed environments
FAQ – Common Questions About IP Rating
Can IP65 be used outdoors?
Yes, but not in areas with high water pressure.
Do I always need IP66 for marine environments?
Yes, recommended for long life.
Do you need help choosing the right IP rating?
Our experts will help you find the right cabinet for your application.
