DIY Lab Power Supply Case V2 - XL4015 Enclosure, Adjustable 1-36V 4A, 3D Print (No Supports)
did:plc:xujdr3kkymg5kkm7hdlmdszy
March 28, 2026
🔧 DIY Lab Power Supply Case V2 (XL4015 Enclosure)
Improved version of a compact and functional DIY lab power supply enclosure based on the XL4015 module.
This V2 version features a redesigned корпус with better fit, cleaner look, and improved usability. Perfect for building a reliable adjustable power supply or battery charger for your electronics projects.
🚀 What’s New in V2:
Improved enclosure design for better component fitting
Cleaner and more professional внешний вид
Easier assembly process
Optimized internal layout
Better usability of controls
✅ Features:
Compact size: 120 × 74 × 61 mm
Designed for XL4015 DC-DC converter module
Adjustable output: 1–36V, up to 4A
Easy to print – only 4 parts
No supports required
Fast print time
Low material usage
Simple assembly with 4 screws (bottom mounted)
Built-in fuse holder slot (6x30mm)
Dedicated switches for power/control
Ventilation slots for efficient cooling
Clean and functional design
🔌 Components:
XL4015 Charger Module Board:
https://amzn.to/40x2Sc2
Fuse holder 6x30mm, 8A:
https://amzn.to/40x6ASX
Potentiometer, 10 kOhm 2pcs:
https://amzn.to/4huAiyF
5mm LED red, blue, green:
https://amzn.to/3Ee6Z5c
Switch KCD1-11 2pcs:
https://amzn.to/40MYsyW
Banana Socket:
https://amzn.to/3Eg22sQ
Volt-Amp Meter:
https://amzn.to/42tXkl0
3.5DC power Jack:
https://amzn.to/3WEudb1
XT60:
https://amzn.to/42pC9AK
🖨️ 3D Printing Settings:
Materials: PLA, PETG, or ABS
Recommended: PETG (better heat resistance)
Layer height: 0.2 mm
Nozzle: 0.4 mm
Supports: NOT required
Infill: 15–25%
💡 Applications:
DIY laboratory power supply
Battery charger
Electronics projects enclosure
Portable power unit
⚠️ Notes:
This is Version 2 (improved design)
All components were tested for fit (if applicable — залиш якщо правда)
If you experience loose fit or leakage around connectors — minor adjustments or tolerances may be required depending on your printer
🛠️ Assembly:
Simple and beginner-friendly assembly:
Insert components into dedicated slots
Secure enclosure with 4 screws from the bottom
Connect wiring according to your circuit
🤝 Customization:
Need changes?
I can modify:
Hole sizes
Component placement
Add/remove elements
Custom version for your setup
Feel free to contact me!
Discussion in the ATmosphere