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Automotive Diagnostics > Tachometers > Photota


  • The phototach is equipped with a laser pointer for accurate targeting.
  • Reflective tape placed on a revolving object can be measured at distances from 2" to 12".
  • Features a wide measuring range and high resolution, 2.5 to 99,999 RPM with a large 5-digit display, autoranging, min/max memory storage, and low battery indicator.
  • Infrared technology makes phototach accurate, convenient, and easy to use.
  • Infrared beam not affected by ambient light.
  • Non-contact design results in no torque loss for true precision.
The phototach is the ideal tool for applications where electronic RPM pickup is not available.
  • Gears, motors, engines, fans
  • Compressors, generators
  • Pulleys, grinding wheels
  • Drills, saws, hones
OTC 3660 Phototach
  • Shipping Weight: 1.05lbs
  • Manufactured by: OTC Tools and Equipment
  • Toolsource #: 94280
  • Manufacturers Part #: 3660
  • Also Known As: OT3660, OTC-3660, OTC3660

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