This is Part 1 in a series of tutorials that will show you how to build a Bussmann RTMR fuse/relay block. If you’re not familiar with this product, it’s a simple waterproof enclosure that allows you to connect accessories on your vehicle through relays and/or fuses.
After reading this tutorial, you will have the knowledge and skills to build one of the above fuse blocks that you can then install in your vehicle. This will end up being the foundation that you can then add accessories to such as lights, compressors, radios, and more.