$119.00 MSRP inc.GST


(Silicon Chip Magazine August ‘08) Allows you to measure the RPM of fans, rotating shafts, propellers or anything that rotates! Readout displays RPM and frequency simultaneously. 1RPM resolution for excellent accuracy. Measures up to 65000 RPM. Adjustable flash period and divider options. Requires 12VDC power. 

Important Note For Kit Buyers: 
This product is supplied in component form and requires soldering, drilling, and assembly. We recommend users are familiar with at least basic electronic principles and have the ability to solder.


  • RPM and frequency readout on LCD panel
  • Generator or triggered strobe
  • Can be triggered via slotted disk or reflective light
  • Adjustable flash period
  • Fine frequency adjustment in generator mode
  • Wide frequency range
  • 1 RPM resolution
  • Divider options when triggering
  • Triggering indicator
  • Readout averaging

Why buy an Altronics Kit?
Altronics kits are premium do-it-yourself projects designed to be assembled with ease. However, basic electronics knowledge and soldering skills are essential to construct our kits. A difficulty rating is provided to help determine if your ability is sufficient to build the kit project. Please note, once assembly has been commenced we are unable to honor any warranty claims. Please see the full details here.