Is there a relay with a function to hold the contact even if the coil voltage of the relay is turned off?
A latching relay can maintain contact even if the voltage applied to the relay coil is turned off.
Latching relays can be either single-winding or double-winding.
See below for single and double-winding latching relays.
Please select a relay based on the following model configurations.
Please visit the link below to see this product line on the Digi-Key website
Relays | Digi-Key Electronics
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