What is the difference between IP55 and IP65 protection grade?
A. The letter IP is the abbreviation of Ingress Protection Rating. The two digits after IP, the first digit is the solid protection level, that is, the dust protection level we are exposed to. The classification range is 0-6; The second number is the liquid protection level, which is commonly known as the waterproof level test, and the rating range is 0-8.
B. The difference between IP55 and IP65 for protection performance test is that the waterproof grade of both tests is Grade 5 and the dustproof grade is different.
The protection level of IP55 is level 5, which represents wire protection (diameter greater than or equal to 1mm) and prevention of harmful dust accumulation. IP65 has a protection level of 6, which means completely preventing dust from entering.