I appreciate black housing for its understated style, which keeps the focus on the wiring and layout.
2pcs JD1912 Car Relay Harness 12V 40A 4 Pin SPST 12AWG Sockets
You will find that the Power Relay/Battery Isolator mounts with common hardware, saving trial and error during install.
A nice touch is the plain look, which helps the unbranded/general relay stay low-key in enclosures.
The label reads model DEK-OE- 12DC/ 48DC/100.
With Omron, you get a relay that feels solid in the hand and quiet.
With this relay, the RemoteKit type stands out as practical, and you will find that it fits well in many spots.
You will find that a 500A relay like this pairs well with bigger transformers.
You will find that the Formiden brand appears on the unit, reminding you of the maker clearly.
You will find that the Phase Sequence Relay function works quietly in the background, watching phases.
The TE brand is listed on the spec sheet, and that matches what is on the unit.