Technical Articles

Is IP69K better than IP68?

What is IP69K?

IP69K is a rating system used to define the level of protection provided by an enclosure against dust, water, and other harmful substances. It is considered one of the highest levels of protection available for electrical and electronic devices.

Understanding IP68

The IP68 rating is also used to measure the protection level of enclosures but with slightly different specifications compared to IP69K. IP68 ensures complete protection against dust ingress and offers resistance against submersion in water up to a certain depth.

Key Differences between IP69K and IP68

While both IP69K and IP68 offer protection against dust and water, there are some notable differences between these two ratings.

1. Water Pressure Resistance: IP69K provides higher water pressure resistance compared to IP68. The "K" in IP69K signifies the capability of withstanding pressures from high temperature and high-pressure water jets.

2. Dust Protection: IP69K is designed to provide enhanced protection against dust ingress. It prevents any harmful solid particles from entering the enclosure, ensuring the safety and proper functioning of internal components.

3. Application Specificity: IP69K is commonly used in environments where extreme cleanliness is crucial, such as food manufacturing, pharmaceutical industries, or outdoor applications exposed to heavy rains or high-pressure cleaning processes.


Although both IP69K and IP68 are effective at protecting electronic devices against dust and water, IP69K offers superior performance in terms of water pressure resistance and dust protection. Choosing between the two ratings depends on the specific requirements of the application and the environmental conditions in which the device will be used. For extreme conditions or industries with stringent cleanliness standards, IP69K is the preferred choice.

It is important to note that while IP69K may provide higher protection against water and dust ingress, it does not guarantee compatibility with other environmental factors such as extreme temperatures or chemical exposure. Therefore, it is essential to thoroughly evaluate the requirements and consult with experts to ensure the correct level of protection for your specific needs.



Contact: Eason Wang

Phone: +86-13751010017


Add: 1F Junfeng Building, Gongle, Xixiang, Baoan District, Shenzhen, Guangdong, China

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