A nice touch is the smooth spring action inside this unbranded relay, which feels reliable without being too stiff.
1PZ SR1-H01 Universal Light Turn Signal Switch + Flasher Relay + Ho… Fast Ship
You'll notice the LRD logo on the relay, which gives a sense of trust without shouting about it.
That with brown switch saves space and still stays easy to identify at a glance.
You will find that the Square D 8501RS14V20 seems familiar, which cuts down on training time.