A nice touch is how the power relay handles heavier loads without making setup feel complicated.
Functional Devices/Rib Enclosed Pre-Wired Relay 30A 300Vac Dpdt RIB24P30
You will find that this unbranded relay fits standard sockets, and the metal tabs feel secure and nicely finished.
A nice touch with the ARD4UR model is the clear coil voltage marking, which saves you from second-guessing during quick swaps.
The Uxcell brand is on this relay, and I like how clean and simple the labeling looks.
If you are searching for reliability, the model RSS1130 up in many common control panel setups.
The HH53P is straightforward to mount, and it connects with standard terminals.
You will find that the solid-state relay module works well with both AC and DC loads.
Its 70*20*18mm / 2.75*0.78*0.7" profile helps when panel space is limited.
You will find that the brand is listed as 935-2425-010-14, which makes reordering simple when you need another unit.
You will find that Eaton has a solid reputation that can make a simple device feel more reassuring.