A nice touch with the Allen-Bradley 700-N400A1 is the crisp labeling that helps avoid mix-ups.
Gebildet 2pcs JD2914 Car Relay Harness 24V 40A 4 Pin SPDT 12AWG Harness Socke…
A nice touch from Miniduino is the small guide card that helps you get started with general purpose relays.
A nice touch is the smooth spring action inside this unbranded relay, which feels reliable without being too stiff.
A nice touch is the gentle tension in the terminals on this unbranded relay, which grips wires without crimping them hard.