A nice touch is the smooth terminal access, which makes servicing the LY2NJ straightforward and fast.
GE Feeder Managment Relay 750-P5-G5-S5-HI-A20-R-E, FOR PARTS/REPAIR
A nice touch is the gentle tension in the terminals on this unbranded relay, which grips wires without crimping them hard.
You will find that the heavy duty label is not just marketing, because the internals actually feel quite robust.