It is a fan with waterproof performance that can be used in an environment where water splashes. Since the motor and circuit board are coated with resin, the structure prevents water and dust from entering the active parts.

Example: EV quick charger "I want to reduce maintenance work as well as waterproof performance."
EV quick charger

Demand for EV quick chargers is increasing due to the spread of electric vehicles. The fan must be waterproof because it is installed outdoors.