Fluke Laser Distance Meters Selection Guide

Model
411D

416D

421D
Range
(for extended distances, use a target plate)
0.1 m to 30 m
(0.33 ft to 100 ft)
0.05 m to 60 m
(0.16 ft to 200 ft)
0.05 m to 100 m
(0.16 ft to 330 ft)
Measuring Accuracy** ± 3 mm (0.118 in) ± 1.5 mm (± 0.059 in) ± 1.5 mm (± 0.059 in)
Laser Class II II II
Laser Type 635 nm, < 1 mW 635 nm, < 1 mW 635 nm, < 1 mW
Automatic Power Off After 180 seconds After 180 seconds After 180 seconds
Continuous measurement
Addition/subtraction
Battery Life up to 3,000 measurements up to 5,000 measurements up to 5,000 measurements
LCD illumination  
Data Locations  
(10 Locations)

(20 Locations)
Min/Max  
Audible feedback  
Pythagoras (Indirect measurement) Simple Full Full
Room angle and stakeout    
±45 ° Tilt sensor/indirect measure    
Ingress protection IP40 IP54 IP54
Dimensions 123 mm x 50 mm x 26 mm
(4.84 in x 1.97 in x 1.02 in)
135 mm x 46 mm x 31 mm
(5.31 in x 1.81 in x 1.22 in)
127 mm x 52 mm x 29 mm
(5.00 in x 2.06 in x 1.13 in)
Weight 150 g (5.29 oz) 110 g (3.88 oz) 125 g (4.40 oz)
Temperature Range
Storage
Operation

-25 °C to 70 °C (-13 °F to 158 °F)
0 °C to 40 °C (32 °F to 104 °F)

-25 °C to 70 °C (-13 °F to 158 °F)
0 °C to 40 °C (32 °F to 104 °F)

-25 °C to 70 °C (-13 °F to 158 °F)
0 °C to 40 °C (32 °F to 104 °F)
Operating altitude (ISO 9022) up to 3500 m up to 3500 m up to 3500 m
Storage humidity (at 35 °C) maximum 85 % for 24 h maximum 85 % for 24 h maximum 85 % for 24 h
Batteries AAA (2) AAA (2) AAA (2)
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