Ergonomical 38 mm desktop trackball

E38-76A31D

IP68 sealed trackball, fully waterproof
Laser optical navigation technology
Integrated IP68 hall-effect scroll wheel
Integrated left, middle and right switch functionality
38 mm ball for precise cursor movement
Removable ball for easy cleaning
Output: USB
Smooth operation in rugged environments

Trackball specifications

Weight : ~500 grams
Housing material : PC/ABS
Housing colour/finish : Black/fine-textured finish
Base plate material : Aluminium
Base plate finish : Bead blasted & clear anodised
Mounting position : All angles

Ball size/material : Ø38.1mm (1.5")/Epoxy resin
Tracking force :

20 grams nominal – damper ring seal
20-40 grams – PTFE seal

Ball load 100N (10Kg) : maximum downward pressure for 2 minutes @ 20°C
Resolvable ball speed : 30 IPS (inches per second)
Tracking engine : Infra-red optical navigation technology
Removable ring : PC/ABS, black

Scroll wheel specifications
Wheel diameter : Ø25mm
Wheel material: PC/ABS
Wheel colour : Grey
Encoding technology : Hall effect
Magnet strength : N42
Detent-scrolling force : 30 grams nominal
Switch actuation force : 275 ± 125 grams force

Left/right switch specifications
Switch actuation force : 250 ± 100 grams force

Special version

This trackball is also available with IEC 60945 marine certification

see E38-76A31D-M017

Ergonomical 38 mm desktop trackball

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