An Egyptian customer visited RY-ELE to explore 18F-2Z-C5, 18F-4Z-C5, and RYF08A relay bases. Through a PPT presentation, product comparison, and technical discussion, both sides strengthened cooperation and built mutual trust.

When building or maintaining an electrical control system, many engineers wonder: what is the difference between a relay and a relay module? Though they both serve as switching devices, their designs, functions, and integration levels are not the same. This guide explains each device in detail, compares their differences, and helps you select the right solution for your automation project.

This article explains what a relay is and how it controls AC current, covering working principles, types, applications, and benefits. Learn why relays are vital for safe and reliable AC load switching and explore RY-ELE’s certified relay solutions.