What stands out about the unbranded brand is the simple color scheme, which helps you match it with other components easily.
12V 6-Way Relay Fuse Block with Waterproof Cover – Ideal for Marine & Automotive
A nice touch is how the unbranded brand uses a bright indicator LED, so you know at a glance when it's active.
A nice touch is the gentle tension in the terminals on this unbranded relay, which grips wires without crimping them hard.
A nice touch is the smooth spring action inside this unbranded relay, which feels reliable without being too stiff.