461920-NIST Extech Tachometer

Special Price $230.30 Regular Price $234.99
The 461920-NIST is a NIST Traceable Mini Laser Photo Tachometer Counter from Extech.
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  • NIST Traceable
  • Make non-contact RPM measurements of rotating objects
  • Use reflective tape on object to be measured and point the integral laser
  • Large 5 digit LCD display with backlighting
  • Memory button for Last/MAX/MIN readings
  • Counter function counts up to 99,999 revolutions
  • Rugged, double molded housing


  • RPM range: 2 to 99,999 rpm
  • Count range: 1 to 99,999 rev (revolution)
  • Target Distance: 1.6ft (500mm)
  • Basic Accuracy: ±0.05%
  • Resolution: 0.1rpm, 1 count
  • Dimensions/Weight: 6.2x2.3x1.6" (160x60x42mm)/5.3oz (151g)

Extech's 461920 is a tachometer for RPM measurements. Make safe, non-contact RPM measurements (2 to 99,999 RPM) of rotating objects by pointing the integral laser (1.6-ft. target distance) at the reflective tape placed on the object to be measured. Complete with 9-Volt battery, reflective tape and user manual.

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