Top 5 Relay Modules of 2023 A relay module is a piece of electrical equipment that provides protection and isolation to relays. Find out more about this board and the best manufacturers here. by Sheena R.
![[Numato Lab] Top 5 Relay Modules of 2023](https://1734811051.rsc.cdn77.org/data/images/full/429678/numato-lab-top-5-relay-modules-of-2023.jpg)
