The RIB brand on this relay is simple and clear, which you will find helps when labeling the panel.
RIB RIBU1C Enclosed Relay 120VAC SPDT 20A LED Indicator Building Automation
You will find that the RIB brand is printed neatly, and that detail helps during replacements or upgrades.
A nice touch is the RIB brand, and you will find that it aligns with familiar labeling practices.
You will find that the indicator light helps you catch changes without hovering over the panel.