Overall, the economizer is a thoughtful addition that tr a clever way.
2X 871E-1A-D-R1 U15 Relay 12VDC 4 Pins 35A Micro ISO OEM Automotive Relay
Having the TE Connectivity brand on this relay gives me more confidence during repairs.
You will find that the 12V 250A Winch Relay size is compact, so it leaves room for other components.
The heavy-duty rating is, and remote access means less trips to the panel when you need adjustments.
You will find that the Panasonic brand matches well with standard panels and common wiring setups.
I like that the JQC-3FF-S-Z comes with clean contacts for steady switching.
What stands out about the DEC DU1PU 24VDC 16A 250VAC relay is its tidy coil and contact layout.
A nice touch is having a 2 pack so your project does not stop if one relay fails.
When teaching new techs, the ARD4UR model makes sense quickly, and you will find that the markings are easy to read.
A nice touch is the clear coil voltage text on the CSJ-38-70010 for quick verification.