The Allen-Bradley 700-N400A1 is straightforward to bench test before committing it to a bigger project.
12V 40A Waterproof Fuel Pump Relay Kit with Heavy Duty Long Wires P/N 30247
A nice touch is the accessible part number on the Dold LG5925 Series, which helps during quick inventory checks.
What stands out about the heavy duty switch relay is its solid feel and long, dependable travel.