ReMag – DIY 18650 MagSafe Wireless Power Bank
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Description
A modular, repair-friendly MagSafe wireless power bank built from common 18650 cells and off-the-shelf parts.
ReMag is a minimalist, repairable DIY MagSafe wireless power bank designed around easy-to-find 18650 cells and widely available charging modules.
Instead of sealed lithium packs and proprietary electronics, ReMag focuses on:
- 🔧 Repairability
- ♻️ Reuse of standard cells
- 🧩 Modular electronics
- 🧲 MagSafe-style magnetic alignment
- 🔋 Qi wireless charging
The design is ideal for makers who want a clean, Apple-like aesthetic without sacrificing openness or serviceability.
🔋 Features
- Uses 2 standard 18650 cells (parallel configuration)
- Qi wireless charging (XKT-412 transmitter compatible)
- MagSafe magnetic alignment
- USB-C charging via TP4056 / TC4056
- Modular internal layout (easy to replace parts)
- Minimalist, premium exterior design
- Fully 3D-printable enclosure
🛠 Required Parts (Electronics)
- 18650 Li-ion cells (×1 or ×2, parallel)
- TP4056 / TC4056 charging module (USB-C recommended)
- Qi transmitter module (XKT-412)
- MagSafe / Qi charging coil + ferrite sheet
- Neodymium magnet ring (MagSafe compatible)
- 4x M2 screws ( but you can glue if you want )
🧩 Who is this for?
- Makers who want a repairable power bank
- People reusing salvaged 18650 cells
- Anyone interested in open, modular hardware
- DIYers who dislike sealed, disposable electronics
⚠️ Safety Notice
This project uses Li-ion batteries.
Always:
- Use matched cells
- Wire cells in parallel only
- Never short the cells
Boost Me (for free)
Build it, mod it, improve it.
If you like repairable tech and open hardware, try ReMag and make it your own. Share your build, remix the design, and post your improvements — let’s push modular MagSafe power banks forward together 🔧⚡
License
You may create derivative works based on this object, provided that all such derivative works are published exclusively on the MakerWorld platform and include proper attribution to the original creator. You may not share, upload, host, distribute, or publish this object—or any derivative work of this object—on any other digital platform, marketplace, or distribution channel. Commercial use of this object and any derivative works is strictly prohibited. This includes, but is not limited to, selling, renting, sublicensing, or using the object in any context in which you receive monetary compensation or other financial benefits.
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