IP Rating System; What is the Meaning of Water Proof & Water Resistant
People have been working with water-resistant electrical and mechanical components for a long time. So, there was a certification needed to check if the device could be exposed to water or dust. At that time, there was some form of certification to guarantee. However, the system was not standard for all devices. History Of IP Ratings The International Electromechanical Commission (IEC) standardized the water-resistance rating in 1976. It was done by introducing the Ingress Protection rating, which is known as IP rating. As a result, you can judge how good the device is against dust or water. Water-Resistant Smartphone 34 years later, the first water-resistant smartphone was released. Motorola launched Moto Defy with IP67 for water and dust protection. However, it was not a mainstream feature in 2010. All major flagship devices took their time for this feature to launch on their smartphones. Sony released its first flagship with a water-resistance rating in 2013. Sony Xperia Z had IP5