With the Schneider Electric brand, you get a known name on the relay, and that adds peace of mind.
Carlo Gavazzi PPC01DM48 3-Phase Monitoring Relay 50/60Hz
You will find that the 2956026 EMG 17-REL/KSR/120-21 pairs well with standard DIN rail mounts.
You will find that the LZX920 saves space and still leaves room for.
What stands out about this relay and socket is how clearly the terminals are labeled for quick wiring.
What stands out about this unit is the blue tint, which looks sharper than plain gray.
If you want something straightforward, this Hach Lange relay feels solid without extra complexity.