I second the SSR. They are much safer and more reliable than relays. Also you can drive the input of an SSR directly from an Arduino digital output pin. The SSR input is optically isolated from the Arduino and draws only 3-5 mA from 5V.
I second the SSR. They are much safer and more reliable than relays. Also you can drive the input of an SSR directly from an Arduino digital output pin. The SSR input is optically isolated from the Arduino and draws only 3-5 mA from 5V.