You will find that this relay’s 500A size suits larger jobs, while still fitting standard layouts.
MPJ 33978RL DYF-11A DIN SOCKET SCREW TERMINALS FOR TAIMING HH53 3PDT RELAY
A nice touch is how this Isolator reduces parasitic draw, helping batteries stay fresh longer.
You will find that this relay carries the Dold brand, which gives a plain look that matches many control quite nicely.