🧰 Smart Parametric Enclosure & Junction Box Builder

First version Here.

The Ultimate Modular Solution for Electronics, Wiring, and Prototyping

🚀 Customizable. Precise. Professional.

The Smart Parametric Enclosure & Junction Box Builder is a powerful OpenSCAD project for makers, engineers, and electronics enthusiasts. Whether you're housing a microcontroller or building a control box for an industrial machine, this design adapts to your needs — over 40 configurable parameters, no CAD skills required.

🔧 Key Features & Customization Options

📐 Smart Sizing System

• 10 preset sizes (Mini to XL)
• Full custom dimensions (L: 50–200 mm, W: 40–150 mm, H: 30–100 mm)

🛠️ Mounting Options

• Wall-mount holes with adjustable spacing
• Corner mounting pillars (Ø6–15 mm)
• Optional M2–M5 threaded inserts

🧰 Advanced Lid System

• Recessed, flat, or raised lid options
• Lid thickness adjustable (1.5–5 mm)
• 4 screw head types: Phillips, Torx, Hex, Slot
• Choose between a snap-fit lid for quick assembly or a flat lid for a sleek, seamless finish

🔩 Internal Thread Option

Enable or disable internal threading on the mounting pillars to accommodate screws directly or use smooth pillars for press-fit or alternative fastening methods.

🔌 Cable Management

• 0–4 cable ports per side
• Adjustable port height & positioning
• Diameter range: 4–20 mm

🏗️ Structural Reinforcements

• Optional internal cross-bracing
• Adjustable reinforcement height/thickness
• Fillet radius control (0–10 mm)

🖨️ Print Optimization Tools

• Tolerance calibration (0.1–0.5 mm)
• Curve resolution control (30–120 segments)
• Multi-part plate optimization

⚙️ Technical Specs

• Wall thickness: 1.5–5 mm (in 0.5 mm steps)
• Screw compatibility: M2, M3, M4, M5
• Recommended infill: 15–30%
• Materials: PLA, PETG, ASA, ABS

🧾 Printing & Assembly

Suggested print settings:

• Layer Height: 0.2 mm
• Walls: 3+ perimeters
• Top/Bottom: 4+ layers
• Infill: Gyroid 20%

Assembly tips:

• Use tolerance tests for optimal lid fit
• Insert screws at 50% speed
• Add gasket for basic waterproofing (optional)

💡 Use Cases

• Raspberry Pi or Arduino enclosures
• Industrial control systems
• DIY home automation projects
• Network or power junction boxes
• Robotics and sensor modules

This design supports the use of steel screws for enhanced strength and durability.

💬 Why This Design?

“Instead of designing a new box every time, I created a system. This builder saves me hours — one script, infinite enclosures.”
— Antonio, 3DMania.it

If you enjoy this project and want to support me, every like, download, and share gives a free boost — designed to save you time and effort at no cost.
Feel free to suggest improvements or tweaks anytime; together, we can make this smart parametric builder even better! 🚀🔧