Extech RPM250W Laser Tachometer


(GST 18% Exclusive)

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  In Stock

(However please contact store for precise delivery schedule. Backorder also allowed)

Extech RPM250W Laser Tachometer is a device used to measure the RPM of rotating objects. This Portable Tachometer has Bluetooth connectivity, which allows maintenance professionals to view and share revolutions per minute (RPM) data of rotating equipment directly from a mobile device using the free ExView applications.
Applications: Wind turbine rotation speed, research and development, fan check, manufacturing machine/ equipment predictive maintenance inspection, and manufactured product counting etc.

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Extech RPM250W Laser Tachometer has the capability to capture, display trends, set alarms, and create and send reports directly. This Digital Tachometer has an auto power saver feature to save the battery life and a high range of up to 10 – 99999 RPM.
Features Extech Laser Tachometer:

  • Take non-contact RPM measurements of rotating objects
  • Freeze display with data hold
  • Bright backlit LCD display
  • Auto Power Off feature saves battery life
  • The tripod mount fits a standard 1/4”-20 mounting screw
  • View and share the data directly from a mobile phone via Bluetooth
  • Set up alarm and data recording
  • Export data in .csv file format

Additional information

Weight 1 kg


Model No


Measuring Range

10 to 99999 RPM



Count Range

0 to 99999 counts

Target Distance

50 to 500 mm (2 in to 1.64 ft)

Operating environment

0 to 40°C (32 to 104°F), ≤80% RH

Sampling Rate

1 s (over 120 RPM)

Sensor Type

Photodiode and Laser Tube


5-digit (9999 count) Backlit LCD Display

Connection Type

Bluetooth (Free ExView App)

Transmission Distance

>10 m up to 90 m line of sight

Measuring Angle

±30° from perpendicular


3 x AAA (1.5 V) battery (included)


120 × 53 × 28 mm



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Laser Tachometer

Extech RPM250W Laser Tachometer


(GST 18% Exclusive)

Add to cart