It is nice to see the AMP brand here, adding a familiar touch to the components.
EATON SPD160480Y1C SURGE PROTECTOR SPD, NEMA 1, 277/480V
You might like how the unbranded/general finish avoids flashy marks, letting the wiring do the talking.
What stands out about this unbranded relay is that the pin layout is printed right on the top for quick reference.
I appreciate that the unbranded/generic label is minimal, so it fits many project themes nicely.
With the flange mount relay, you can mount the relay near edge clips access.