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Enclosures & cases
Raspberry Pi 3.5 inch TFT case
This is not a fixed STL. SpeakCAD generates the raspberry pi 3.5 inch tft case to your millimetres, you adjust it in the chat, then you download and print it.Building the 3D preview…
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Adjust
Click a part and change its numbers in the viewer, or ask the AI in the chat: wall thickness, hole size, the thing it clips onto. AI changes use plan credits.3Print
Download a watertight STL or 3MF with a Maker or Pro plan, drop it in your slicer, and print it. Small fit fixes re-download free.
Get it nowOpening the ready-made model is free. A plan covers AI changes and the download.
Example prompt
Create a Pi 4 3.5 inch TFT case, 88×59×30 mm cavity, 74×50 mm window, USB-C, micro-HDMI, USB and Ethernet openings, side vents, 2 mm walls.
What a raspberry pi 3.5 inch tft case is
A case for a Raspberry Pi 4 or 3B+ (85 × 56 mm) with a 3.5 inch GPIO TFT on top. The front window is 74 × 50 mm, the cavity is 88 × 59 × 30 mm with openings for USB-C, micro-HDMI, USB and Ethernet, and vents run along both sides. Walls are 2 mm with four M2.5 standoffs. Print the front face-down in PLA.
The 3.5 inch HDMI version has an extra plug on the side and needs a wider opening. Open the ready-made model in SpeakCAD for free, change the ports for your Pi in the viewer or the chat, then download the STL.
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Questions people ask about a raspberry pi 3.5 inch tft case
A case for a Raspberry Pi 4 or 3B+ (85 × 56 mm) with a 3.5 inch GPIO TFT on top. The front window is 74 × 50 mm, the cavity is 88 × 59 × 30 mm with openings for USB-C, micro-HDMI, USB and Ethernet, and vents run along both sides. Walls are 2 mm with four M2.5 standoffs. Print the front face-down in PLA.
Click Get it now on this page and sign in: you can open the ready-made model for free, and the example prompt is filled in if you want the AI to redesign it. The model renders in your browser, nothing to install. Change any millimetre in the viewer or the chat (AI changes use plan credits), then export a watertight STL or 3MF with a Maker or Pro plan when you want to print.
Start from this working example and replace any number with what you measured: Create a Pi 4 3.5 inch TFT case, 88×59×30 mm cavity, 74×50 mm window, USB-C, micro-HDMI, USB and Ethernet openings, side vents, 2 mm walls.
The 3.5 inch HDMI version has an extra plug on the side and needs a wider opening. In SpeakCAD you open the ready-made model for free, change it to your measurements, then download a file sized for the part you actually own.
No. SpeakCAD runs entirely in the browser: the chat, the 3D engine and the live viewer load in the tab. The only file you download is the finished STL or 3MF.
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