The Datcon Tachometer w/ Hourmeter Gauge with model number 103686 comes in 3 3/9 inch diameter and operates at 12V. This gauge has a maximum scale range of 0-4000 RPM and features a black bezel and a magnetic sensor signal source.
- Model: 103686 / 24M40
- Scale: 0-4000 RPM
- Volts: 12V
- Bezel: Black
- Signal Source: Magnetic Sensor