A rating of means the equipment is dust-protected. While it is not 100% entirely sealed against every single microscopic particle, dust cannot enter in amounts that interfere with the safe operation of the internal machinery. The Second Digit (4): Water Resistance
Protects against water jets from any direction and is completely dust-tight . When to Choose IP54: You need a cost-effective solution. The environment is indoor or under a roof. The area is only exposed to dust and minor splashes. When to Upgrade to IP65: The equipment is fully exposed to heavy rain. ipzz 54 work
The table below breaks down exactly where this type of hardware works best: Environment Common Equipment Types Real-World Protection Level A rating of means the equipment is dust-protected