About rpmlimiter

We offer a simple 12v rpm limiter switch designed specifically for 50cc scooters to keep your engine running safely.

Easy Installation

Reliable Performance

Our module is a standalone device that doesn’t alter your scooter’s factory electronics, ensuring dependable rpm control.

The RPM limiter is connected using three wires.
The blue wire must be connected to a constant +12V power supply.
The red wire is connected to the positive wire of the ignition coil.
The black wire must be securely connected to ground (vehicle chassis or battery negative).