Having the NOVITA brand on there is a nice touch, since it keeps things consistent with other gear.
2Pcs JD1912 Car Relay Harness 12V 40A 4 Pin SPST 12AWG Harness Sockets with Buil
It feels good knowing the 2Pcs are a manageable size and you will find that they fit well with other parts.
The 20301-84 is a nice touch since it fits without fuss and just works.
The heavy duty build quality is clear as soon as you mount it, and everything lines.
The enclosed relay feels well made, and the case keeps the internals from catching any debris.
What stands out about this heavy duty relay is the robust casing, which feels like it can handle vibration.
What stands out about this 2 pack is the convenience of having another relay ready to go.