4 Digit Tachometer from Dynalco Controls

4 Digit Tachometer Model DS-800

TACHOMETER: displays speed or rate on a 4-digit LED

The DS-800 4 Digit Tachometer displays any speed or rate information (RPM, GPM, IPS, etc) on a large 4-digit LED.

The DS-800 4 Digit Tachometer has an input frequency range to 20 kHz and may be AC- or DC- powered.