Rectangular Hygrometer Holder / Adapter for Muesli Box

Rectangular digital hygrometer holder / adapter to monitor humidity in a muesli box used for filament storage
20m
1× print file
0.20 mm
0.40 mm
7.00 g
2
1
0
27
updated January 22, 2026

Description

PDF

Keep your filament dry and optimize your 3D printing results. This adapter holds a small rectangular digital hygrometer and enables you to monitor humidity levels at a glance without having to open the box.

A simple mounting solution with a snap fit design that secures the hygrometer in the lid of your muesli box. No adhesive or hardware needed.

Outside diameter: 56,2 mm

Hygrometer cut out: 44,8 x 25,6 mm

Link to the CAD file:

https://cad.onshape.com/documents/a53366b0989c547dcb5930c8/w/4da7b90fca514ef00b2afce7/e/f9b24b85c78b0f5e838fb44b

I have used the following components:

Hygrometer: https://www.amazon.de/dp/B0F5GMPFBM

Muesli box: https://www.amazon.de/dp/B08DCWKK4B

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The author marked this model as their own original creation.

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