Electrical Insight

Some of you may know what some of the materials, products, or tools we are posting are, and others of you may have never seen or used something like this before. We're going to post some behind the scene pictures of material, products, or tools which we use on your projects, both residential and commercial, so you have a little inside scoop and can impress our Spectrum Electrical Services, Inc. electrician next time they stop by!

This is a steel set screw coupling; often referred to as an EMT coupling, which feature screw type assembly that creates a mechanical and electrical connection between the coupling and tubing. You will often see these couplings or a compression style one used to secure and ground lengths of EMT together on your electrical projects.