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Extech 461891 Contact Tachometer
461891 Contact Tachometer
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Our Price: $309.99

Availability:: Usually Ships in 24 to 48 Hours
Product Code: EXT-461891

NIST Certificate (Adds 10-12 weeks):


Fast and Accurate RPM and Surface Speed Measurements

  • Large 5 digit LCD display is easy to read
  • Built-in memory recalls last MAX/MIN value stored
  • Autoranging with 0.05% accuracy
  • Contact measurements from 0.5 to 19,999rpm plus linear surface speed measures in ft/min or m/min
  • Simply contact rotating object with sensor tip and read
  • Accessory wheels enable tachometer to measure linear surface speeds
  • Complete with cone tip, flat tip and spare wheel for surface speed measurements, four 1.5V AA batteries and case


  • Range (rpm): 0.5 to 20,000
  • Surface Speed: 0.05 to 1999.9m/min
  • Accuracy: (0.05%rdg +1d)
  • Sampling Time: 1sec>6rpm
  • Resolution: 0.1rpm (0.5 to 999.9rpm);1rpm >1000rpm
  • Dimensions: 6.7 x 2.8 x 1.5" (170 x 27 x 37mm)
  • Weight: 9.2oz (260g)

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Tachometers > Hand Held Tachometers
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