Description
Hate that click sound from the normal mechanical relays? If that is the case then these are the ones you need, since they are solid state they won't have the mechanical sound associated with a normal mechanical relay and they are more efficient.
Specifications
Module description:
• Maximum load: AC 250V/2A.
• Trigger current 2mA.
• Operating voltage from 5V.
• Low level trigger.
• Relay status indicator (red).
• Maximum frequency: 5kHz