What is a Solid State Relay?

WHAT’S inside a solid-state relay (explanation of how it works)

Using Solid State Relays (SSRs) to Route Electrical Signals

Solid state relay | SSR

What is Solid State Relay | How Solid State Relay Works

How Solid State Relays Work | Testing Solid State Relay with Multimeter | Solid State Relay Wiring

Solid State Relay (SSR), What is it? and Applications of SSR

Three Phase Solid State Relay SSR Wiring with Proximity Sensor II + Free Diagram

Solid State Relay Input Circuits