This is a frame to mount a 40mm fan onto a 40x40x20mm heatsink.

The heatsink should be like this:

* https://www.amazon.de/dp/B07ZXCYNHG
* https://www.amazon.de/-/en/Aluminium-Heatsink-Radiator-Amplifier-Transistor/dp/B07ZXD5HBY/ref=sr_1_17

and the fan can be any 40mm like

* https://www.amazon.de/-/en/dp/B0791J1JH7/ref=sr_1_6
* https://www.amazon.de/-/en/noiseblocker-BlackSilentFan-XM-1-Pack-2800/dp/B083DQ6ZY9/ref=sr_1_3

plus four M3 screws are required.


Heatsink Fan 40mm Frame.stl

This is a case for cellular modem Huawei E3372 with two RP-SMA antennas. 

Additional hardware required:
1. two M3 screws
2. two M3 threaded inserts, e.g. https://www.amazon.de/-/en/gp/product/B08BCRZZS3
3. two CRC9 to RP-SMA pigtails, e.g. https://www.amazon.de/-/en/dp/B01E565MIY
4. USB extender cable
5. two RP-SMA antennas

Print the top and the bottom cover, and two identical inserts suitable for the diameter of the USB extender cable that you have. Wrap the two insert halves around the cable and snap them into the opening in the back side of the box.

Huawei E3372 Box

HUAWEI E3372 BOX ASSEMBLED VIEW.stl

This a case for the Odroid XU4Q single board computer.

Odroid XU4Q Single Board Computer Case

XU4-TOP-COVER.stl

XU4-ASSEMBLED-VIEW.stl

This a case for the Radxa ROCK Pi E router.

In addition to just being box with holes, it has a door that can be opened to access the GPIO pins, and a breakout window for an RP-SMA pigtail cable connector, if you'd want to install an external Wi-Fi antenna.

Four M3 screws are required.



ROCK Pi E Single Board Computer Case

ROCKPI-E-BOTTOM-COVER.stl

ROCKPI-E-DOOR.stl

ROCKPI-E-TOP-COVER.stl

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Heatsink Fan 40mm Frame.stl

Huawei E3372 Box

Odroid XU4Q Single Board Computer Case

ROCK Pi E Single Board Computer Case