Digital RPM Window Switch
This Switch accepts an input rpm signal from a coil negative terminal (for stock ignitions), a tach output from an ignition control, an ECU tach output or even a 5-volt tach signal.
Can be programmed from 200 rpm to 15,000 rpm in 100 rpm increments
Can be used with an input voltage of 9-18 volts.
Great for activating and deactivating nitrous
Can be used with various ignitions-even Coil-Per-Cylinder
Can handle up to 2.5 amps
No Modules required