@Gauthier Did you solve your issue? I've the same problem as yours. I'm using a Extel electric strike like this one: https://www.domomat.com/109021-gache-electrique-1-temps-notice-extel-domomat.pdf
Although, it's written 12v AC/DC, I don't see how to make it work as DC. If I use a multi-meter I...