Fluke 421D laser distance meter

Fluke 421 D Laser distance meter

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SKU: 421D Category:

Product Overview: Fluke 421D laser distance meter

Fluke 421D laser distance meter


These meters offer the most advanced laser technology for distance measurement.


  • Instant measurement with one-button operation
  • Easy targeting with bright laser
  • Quick calculation of area and volume
  • Easy addition and subtraction of measurements
  • Designed for indoor and outdoor use.

The Fluke 421D Laser Distance Meter offers you:

  • The most advanced laser technology for distance measurement
  • Instant measurements of the distance between two objects with one-button operation
  • Easy targeting with bright laser
  • Measurement to 100 m (330 ft) with accuracy of 1.5 mm (1/16 in)
  • Quick calculations of distance formulas such as area (square feet/meters) and volume
  • Easy performance of distance addition and subtraction calculations
  • Ability to view more data with backlit, three-line display
  • Full Pythagoras function (determine distance indirectly via two or three other measurements)
  • Audible activation and shut down notification
  • Storage of the last twenty measurements for quick recall of distance
  • Minimum and Maximum function
  • Audible feedback for taking room angle and incremental measurements
  • ±45 ° Tilt sensor for taking indirect measurements in hard to reach areas
  • Tripod mode allows you to mount to a tripod for measuring long distances
  • Built in light sensor for activating the backlight saving battery life
  • Corner angle feature, allows you to determine the angle of a corner
  • Strong environmental protection with IP54 (water spray and dust proof) sealing Reduction of estimation errors, saving both time and money
  • Display holds for easier viewing in hard-to-reach areas
  • Batteries: two AAA
  • Carrying pouch to secure on tool belt
  • Two-year warranty

Technical specifications
Range (for extended distances, use a target plate)

0.05 m to 100 m
(0.16 ft to 330 ft)
Measuring accuracy

±1.5 mm (± 0.059 in)
Laser class

Class II
Laser type

635 nm, < 1 mW
Automatic power off

After 180 seconds
Continuous measurement


Battery life Fluke

Up to 5,000 measurements
LCD illumination

Data locations

Pythagoras (Indirect measurement)

Full Pythagorean functionality

Audible feedback

Ingress protection


127 mm x 52 mm x 29 mm
(5.00 in x 2.06 in x 1.13 in)

125 g (4.40 oz)
Temperature range

Storage: -25 °C to 70 °C (-13 °F to 158 °F)
Operation: 0 °C to 40 °C (32 °F to 104 °F)
Operating altitude (ISO 9022)

Up to 3500 m
Storage humidity (at 35 °C)

Maximum 85 % for 24 h

AAA (2)