What stands out about is that it is a protection relay, offering a simple way to shield sensitive components.
2 Pcs Relay Harness 5-Pin 5 Wire 80A 12V JD2912-1Z-12VDC SPDT Socket Plug 14VDC
A nice touch is how the Model 700-P400A1 matches the last unit, keeping your stock consistent.
The solder type on this relay is a simple and effective way to get a dependable electrical link.