ThunderBox 4R by TrailSloth
Print Profile(1)

Description
🔊 TrailSloth ThunderBox 4R
Bring the boom wherever the trail takes you.
The TrailSloth ThunderBox 4R is a rugged, battery-powered Bluetooth speaker designed for makers, campers, Jeep enthusiasts, and overlanders. Featuring a powerful 4" marine speaker, passive radiator bass enhancement, Bluetooth connectivity, and a rechargeable lithium battery, this compact speaker delivers impressive sound in a fully 3D-printable package.
Whether you're relaxing around a campfire, wrenching in the garage, or hitting the trails, the ThunderBox 4R provides loud, clear audio with deep bass from a design that anyone can build.
Features
✅ Powerful 4" Marine Speaker
✅ Passive Radiator Enhanced Bass
✅ Bluetooth Wireless Audio
✅ Rechargeable Battery Powered
✅ Weather Resistant Components
✅ Easy Assembly Design
✅ Fully 3D Printable Enclosure
✅ Perfect for Camping, Jeeping & Overlanding
🛒 Parts List
Speaker Driver
Pyle 4" Marine Speaker
Passive Radiator
4" Passive Radiator (2 Pack)
Bluetooth Amplifier
ZK-1002 Bluetooth Amplifier Board
Battery
24V 4Ah Rechargeable Lithium Battery
Power Switch
16mm LED Latching Push Button
DC Charging Port
5.5mm x 2.1mm Panel Mount DC Jack
Wire Connectors
Marine Grade Heat Shrink Connectors
Hardware Kit
M3 Screw Assortment
Filament
Bambu ASA Filament
Print Settings
Layer Height: 0.20mm
Walls: 4–5
Infill: 20–30% Gyroid
Material: ASA Recommended
Supports: Minimal
Build Difficulty
⭐ Beginner Friendly
Basic soldering required
Estimated assembly time: 1–2 hours
Common tools only
Perfect For
🏕 Camping
🚙 Jeep Adventures
🌲 Overlanding
🔥 Campfires
🛠 DIY Electronics
🎵 Garage Music
🎁 Maker Gifts
If you build one, post your make!
I love seeing custom colors, upgraded batteries, LED modifications, and trail-tested versions of the TrailSloth ThunderBox 4R.
Play it loud. Take it anywhere. 🔊🦥
Boost Me (for free)
❤️ Support Future Designs
Enjoyed this build? Please ⭐ rate, 👍 like, 📸 share your make, and 🔔 follow my profile!
Every download, rating, and posted make helps support future designs, prototypes, and improvements. I create and share these projects in my free time so makers can build awesome gear without spending a fortune.
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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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