A nice touch is the clear markings, which make wiring this power relay feel simple and safe.
👀 NEW GOULD BROWN BOVERI 27H CIRCUIT SHIELD UNDERVOLTAGE RELAY 211B0175
What stands out about the S90R5ABD1-120 is how the part number stays legible over time.
The Songle brand gives me confidence, and the pins feel solid when you seat them in a breadboard.
A nice touch with the DEC DU1PU 24VDC 16A 250VAC version is its clear coil polarity info.
If you look closely, the LY2N Relay IEC255 is stamped right on the side for easy identification during setup.