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Whats waterproof cable, connectors, or adapters ? What does IP67 mean?
 
What's waterproof cable, connectors, or adapters ? What does IP67 mean?

Water and dust proof connectivity products are defined by their Ingress Protection (IP) numbers. 
The first number after IP is for the part's protection against solid objects like dust and sand. 
This number can range from 0, meaning no protection against dust and sand, and 6, meaning 100% protection against dust and sand. 
The second number after IP is for the part's protection against liquids. It ranges from 0 to 8. 
IP67 equipment is the most commonly found in the connectivity market. It is 100% protected against solid objects like dust and sand, and it has been tested to work for at least 30 minutes while under 15cm to 1m of water. 

Water and dust proof connectivity products are defined by their Ingress Protection (IP) numbers.  The first number after IP is for the part's protection against solid objects like dust and sand.  This number can range from 0, meaning no protection against dust and sand, and 6, meaning 100% protection against dust and sand. 

 The second number after IP is for the part's protection against liquids.  It ranges from 0 to 8.  

IP67 equipment is the most commonly found in the connectivity market.  It is 100% protected against solid objects like dust and sand, and it has been tested to work for at least 30 minutes while under 15cm to 1m of water.  

 Here is a chart showing other IP ratings:

 

First number (Protection against solid objects)

Definition

Second number (Protection 
against liquids)

Definition

0

No protection

0

No protection

1

Protected against solid objects over 50mm 
(e.g. accidental touch 
by hands)

1

Protected against vertically falling drops of water

2

Protected against solid objects over 12mm 
(e.g. fingers)

2

Protected against direct sprays up to 15o from the vertical

3

Protected against solid objects over 2.5mm 
(e.g. tools and wires)

3

Protected against direct sprays up to 60o from the vertical

4

Protected against solid objects over 1mm 
(e.g. tools, wires 
and small wires)

4

Protected against sprays from all directions - limited ingress permitted

5

Protected against dust - limited ingress 
(no harmful deposit)

5

Protected against low pressure jets if water from all directions - limited ingress permitted

6

Totally protected 
against dust

6

Protected against strong jets of water e.g. for use on ship decks - limited ingress permitted

 

 

7

Protected against the effects of temporary immersion between 15cm and 1m. Duration of test 30 minutes

 

 

8

Protected against long periods of immersion under pressure


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