How to Build the Marine Assistant Mini | Full DIY Reef Controller Assembly Tutorial

In this video we walk through the complete build process of the Marine Assistant Mini Kit — from soldering components to assembling the 3D printed case. Whether you're new to DIY reef controllers or looking for tips to get a cleaner, more reliable build, this guide will help you get your Mini up and running smoothly. 🔧 What I cover in the video: How to solder the LEDs, screw terminals, and the ESP32-S3 Mini Tips for heating, positioning, and securing components cleanly Installing the threaded inserts and mounting hardware Full assembly of the 3D printed case Cable management and strain-relief setup Helpful troubleshooting and build tips along the way 🐠 About the Marine Assistant Mini The Marine Assistant Mini is a DIY add-on controller for reef aquariums, offering switchable 12V outputs, sensor inputs, leak detection, and expansion options — perfect for hobbyists looking to upgrade their reef automation. 📦 Get your Marine Assistant Mini Kit here: https://www.marine-assistant.com/prod...