$135.00 per ea

Quantity Price
ea $135.00
4+ $125.00
per ea
All prices shown are (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.

Information & Downloads

Warranty & Returns


We offer 12 months warranty on this product from its date of purchase. This is available from Altronics stores, online purchases or Altronics resellers. In accordance with our full warranty terms we will repair, replace or refund if goods you have purchased from us are defective.


Not withstanding our warranty policy, if you are dissatisfied with our goods or service you may return the goods within 14 days of our despatch date. Simply contact us for a return authorisation number and we will refund your purchase in full, less transport costs on receipt of goods. All returned goods must be in as sold condition including all packaging, instructions, invoices etc.