Opto-Isolated Mains Relay
$34.50 Original price was: $34.50.$10.35Current price is: $10.35.
Description
If you need to switch mains voltages, say from a microâÃôs out- put or any other low voltage source, you need to isolate them from each other. ThatâÃôs what this project does âÃ?itâÃôs easy to build and keeps mains voltages locked away from the controller and you! Virtually any low voltage source will do âÃ?from 2.7 to 10V.
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