A relay is a type of a switch that acts as an interface between microcontrollers and ac loads.
5v relay switch 12v.
Our relay here has 5v trigger voltage but you can also find relays of values 3v 6v and even 12v so select one based on the available voltage in your project.
Free shipping on many items.
Get it as soon as fri mar 27.
The advantage of using a 5v relay in this project is that the power supply for the relay can be directly given from the arduino uno board itself.
Makerhawk time delay relay 12v 5v usb relay module 6 30v delay controller board delay off cycle timer control switch with lcd display support micro usb 5v power supply 4 4 out of 5 stars 13 12 99 12.
2 channel dc 5v relay switch board module for arduino raspberry pi pic arm.
The other parameter is your load voltage current this is the amount of voltage or current that the nc no or common terminal of the relay could withstand in our case for dc it is.
Dc 5v 6v 9v 12v wireless control switch 433mhz remote relay latching switch 12v long range remote transmitter and receiver for indoor and outdoor use 4 0 out of 5 stars 12 12 99 12.
Only 4 left in stock order soon.
Dc 5v 9v 12v 24v 1 channel optocoupler relay module support high and low trigger.