A nice touch is the smooth spring action inside this unbranded relay, which feels reliable without being too stiff.
OMRON G2R-1-E 24V Control Relay Module
You will find that this unbranded relay fits standard sockets, and the metal tabs feel secure and nicely finished.
What stands out about the unbranded brand is that the contact ratings are printed large, so you can read them fast.
You will find that this unbranded relay pairs well with generic controllers, without any branding conflicts or odd fit issues.