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Water cooling case prototype for CM4 board with Compute Module 4 and NVMe SSD

 ·  ☕ 2 min read  ·  🐧 sysadmin
I would like to give special thanks to the following two companies that helped me with 3D printing and laser cutting.
3D components printing:

SMK3D - 3D Conceptual Modeling Studio


Laser cutting in acrylic:

Crafters.pl - Laser cutting

Summary of prices

1. Pipes
Name Price URL
Transparent pipes 10 mm 82,46 PLN https://amzn.eu/d/9NODjaX
Innovatek transparent pipe, 1m, 8mm (500898) 28,57 PLN https://www.morele.net/innovatek-waz-przezroczysty-1m-8mm-500898-546513

In total: 111,03 PLN

2. Tank
Name Price URL
Water tank 49,01 PLN https://amzn.eu/d/3xT5bob
Two pipe fittings for the water tank 54,02 PLN https://amzn.eu/d/frnVr65
Locking screw for water tank 43,90 PLN https://amzn.eu/d/iqybIwM
Pump 1 pcs 7,56 PLN https://allegro.pl/oferta/pompa-zanurzeniowa-5v-czarna-pionowa-12988751444
Coolant 108,05 PLN https://amzn.eu/d/bwRswui
Acrylic brackets 19,34 PLN https://allegro.pl/oferta/50-mm-2-cale-uchwyt-na-stojak-klamra-do-12363704998

In total: 281,88 PLN

3. Fans
Name Price URL
Noctua fan without PWM 72,00 PLN https://allegro.pl/oferta/wentylator-wiatrak-noctua-nf-a6x25-60x25-mm-13093668096
Noctua fan with PWM 76,00 PLN https://allegro.pl/oferta/wentylator-wiatrak-noctua-nf-a6x25-60x25-mm-13093668096

In total: 148 PLN

4. Cooling solution:
Name Price URL
Heat sink 48,24 PLN https://pl.aliexpress.com/item/32976072893.html?spm=a2g0o.9042311.0.0.27424c4d5G6zXq&gatewayAdapt=glo2pol
Water cooling block kit 165,62 PLN https://www.etsy.com/au/listing/967199864/green-water-cooling-block-kit-for

In total: 213,86 PLN

5. Acrylic tiles
Name Price URL
Clear acrylic tile 67,72 PLN https://amzn.eu/d/4x6yayg
3 acrylic tiles white, gloss, format A4 66,52 PLN https://studiograf.info.pl/pleksa/36-pleksa-3mm-biala-white-blyszczaca-cieta-na-wymiar-5903858430119.html

In total: 134,24 PLN

6. Project 3D & laser cut parts
Name Price URL
CM4 case project 27,60 PLN https://www.etsy.com/pl/listing/1209925530/raspberry-pi-cm4-io-board-case-3d-print

In total: 27,60 PLN

7. Tools and needed parts
Name Price URL
EDGELEC 120pcs Breadboard Jumper Wires 27,83 PLN https://a.co/d/hXCWs1C
620 Pcs 2.54mm Pitch & Pin Connector Kit 43,70 PLN https://a.co/d/bjGblJD
Connector Crimpers 58,99 PLN https://amzn.eu/d/cSi1aQa
Momentary pushbutton 31,91 PLN https://a.co/d/a9hcP5n
180 Pieces M2.5 Hex Brass Spacer Standoffs 105,16 PLN https://allegro.pl/oferta/180-sztuk-m2-5-mosiezny-dystans-sl-gt-dystans-p-12649955642
Methylene chloride 6 PLN https://allegro.pl/oferta/chlorek-metylenu-dichlorometan-czysty-100ml-8758380480
Glass syringe with needles 36,18 PLN https://a.co/d/9enmZi9

In total: 309,77 PLN

8. CM4 board hardware
Name Price URL
CM4 IO board 203,00 PLN https://allegro.pl/oferta/raspberry-pi-cm4io-plytka-rozszerzen-dla-rpi-cm4-10818286836
Compute Module 4 798,00 PLN https://allegro.pl/moje-allegro/zakupy/kupione/41408c8c-0ee9-37d4-8b16-9dd461e56e3a/oferta/583e3120-1e28-11ee-811e-0ddda74e84da
Adapter M.2 NVMe Key M do PCI-e x1 SSD 18,99 PLN https://allegro.pl/oferta/adapter-m-2-nvme-key-m-do-pci-e-x1-ssd-8900869992
MW Power ER36W12V 12V/3A Switching Power Supply 42 PLN https://allegro.pl/oferta/zasilacz-impulsowy-mw-power-er36w12v-12v-3a-11616990085
OLED display 18,49 PLN https://allegro.pl/oferta/oled-bialy-wyswietlacz-0-96-i2c-3-5v-ssd1306-10726196790
Black ball screw M3x8 allen socket 10pcs. 2,70 PLN https://allegro.pl/oferta/sruba-kulista-czarna-m3x8-gniazdo-imbus-10szt-5315915867
NVMe Crucial P3 PLUS 1TB M.2 PCIe 189,90 PLN https://allegro.pl/oferta/dysk-ssd-crucial-p3-plus-m-2-pcie-gen4-nvme-1tb-14040203933

In total: 1273,08

Total price: 2499,46 PLN

~620,92 USD
~922,55 AUD
~565,15 EUR

Alternatively, to buy:

Noctua fan PWM:
https://amzn.to/35G14Vp

Another heat sink/radiator:
https://amzn.eu/d/40fHzrI

Thermopad:
https://allegro.pl/oferta/termopad-thermal-grizzly-minus-pad-8-120x20-13073555463

Thermal paste:
https://allegro.pl/oferta/pasta-termoprzewodzaca-grizzly-kryonaut-1g-gratis-12758644837

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