You will find that the Clipsal branding is subtle yet present, making it feel like part of a larger system.
MK2P General Purpose Electromagnetic Power Relay AC 220V Coil 8 Pin DPDT Base
With Omron, you get a relay that feels solid in the hand and quiet.
I like that it has a nice touch of being unbranded/general, so you can add your own labeling.
If you want something straightforward, you will find that the RELPOL name keeps expectations reasonable and clear.
A nice touch is how the unbranded brand uses a bright indicator LED, so you know at a glance when it's active.