Extech Instruments 461920 Mini Laser Photo Tachometer/Counter


The Extech 461920 is a Mini Laser Photo Tachometer and Counter which is used for taking non-contact RPM measurements of different types of rotating objects. The laser light source is used for greater accuracy and longer measuring distances and can be easily read on the large 5-digit LCD display. As a Counter, the 461920 can measure up to 99,999 revolutions and features a +/- 0.05% accuracy. In either form, the 461920 comes equipped with a Memory button which will hold the Last reading and can recall Min and Max readings when needed. This unit comes with a 9V battery and reflective tape.


  • Counter function counts up to 99,999 revolutions
  • Make non-contact RPM measurements of rotating objects
  • Use reflective tape on object to be measured and point the integral laser
  • Memory button holds last reading and recalls min/max readings
  • Easy to read large 5 digit LCD display
  • Rugged double molded housing for better grip
  • Comes complete with 9V battery and reflective tape
More Information
Features Non-Contact
Manufacturer Extech Instruments
Type Handheld Tachometers
UPC 793950469200
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