Why You Should Avoid Using External Regulators with Remote-Controlled Fans

Remote-controlled fans, including those equipped with BLDC (brushless DC) motors, come with a warning that says "Do Not Use External Regulator" because these fans are designed to be controlled wirelessly through a remote control. Using an external regulator with a remote-controlled fan can cause several problems such as overheating, noise, safety hazards, and voiding the warranty.

External regulators are not designed to work with remote-controlled fans and can cause the motor to draw too much current, leading to overheating and motor failure. Moreover, using an external regulator can also cause the fan to make more noise than it should, as the remote control is calibrated to work with the motor and provides the correct amount of power to reduce noise.

Furthermore, using an external regulator with a remote-controlled fan can create safety hazards. If the regulator is not properly matched to the motor, it can cause the fan to spin too fast, leading to a safety hazard.

In conclusion, it is essential to follow the manufacturer's instructions and use the remote control provided with the fan to control its speed. Using an external regulator with a remote-controlled fan can cause several problems such as overheating, noise, safety hazards, and voiding the warranty. The remote control is calibrated to work with the motor and provides the correct amount of power to ensure optimal performance and safety.