By 2020 as many as 78 million electricity smart meters will need to use AC latching and power relays to manage the supply and measurement of electricity to the user, writes Steve Drumm Most of ...

The RF131 and GRF131 non-latching models complement the widely respected equivalent through-hole RF121 and surface mount GRF121 magnetic latching relays from Teledyne Relays.

This isn’t a relay you can use to turn on and off your washer/dryer, stick to 60W or less. Each FeatherWing comes with a fully assembled and tested PCB, header you can use to attach to your Feather.